WL#1564 Intensive test of prepared statements via 'mysqltest'

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17 files changed, 10061 insertions, 0 deletions

diff --git a/mysql-test/include/ps_create.inc b/mysql-test/include/ps_create.inc
new file mode 100644
index 00000000000..7c457572d61
--- /dev/null
+++ b/mysql-test/include/ps_create.inc
@@ -0,0 +1,29 @@
+############### include/ps_create.inc ##################
+#                                                      #
+#  drop + create the tables used in most PS test cases #
+#                                                      #
+########################################################
+
+--disable_warnings
+drop table if exists t1, t_many_col_types ;
+--enable_warnings
+
+eval create table t1
+(
+  a int, b varchar(30),
+  primary key(a)
+) engine = $type ;
+
+eval create table t_many_col_types 
+(
+  c1  tinyint, c2  smallint, c3  mediumint, c4  int,
+  c5  integer, c6  bigint, c7  float, c8  double,
+  c9  double precision, c10 real, c11 decimal(7, 4), c12 numeric(8, 4),
+  c13 date, c14 datetime, c15 timestamp(14), c16 time,
+  c17 year, c18 bit, c19 bool, c20 char,
+  c21 char(10), c22 varchar(30), c23 tinyblob, c24 tinytext,
+  c25 blob, c26 text, c27 mediumblob, c28 mediumtext,
+  c29 longblob, c30 longtext, c31 enum('one', 'two', 'three'),
+  c32 set('monday', 'tuesday', 'wednesday'),
+  primary key(c1)
+) engine = $type ;
diff --git a/mysql-test/include/ps_modify.inc b/mysql-test/include/ps_modify.inc
new file mode 100644
index 00000000000..85e9690cf04
--- /dev/null
+++ b/mysql-test/include/ps_modify.inc
@@ -0,0 +1,207 @@
+###################### ps_modify.inc #########################
+#                                                            #
+#  Tests for prepared statements: INSERT/DELETE/UPDATE...    #
+#                                                            #
+##############################################################
+
+--disable_query_log
+select '------ delete tests ------' as test_sequence ;
+--enable_query_log
+--source include/ps_renew.inc
+
+## delete without parameter
+prepare stmt1 from 'delete from t1 where a=2' ;
+execute stmt1;
+select a,b from t1 where a=2;
+# delete with row not found
+execute stmt1;
+
+## delete with one parameter in the where clause
+insert into t1 values(0,NULL);
+set @arg00=NULL;
+prepare stmt1 from 'delete from t1 where b=?' ;
+execute stmt1 using @arg00;
+select a,b from t1 where b is NULL ;
+set @arg00='one';
+execute stmt1 using @arg00;
+select a,b from t1 where b=@arg00;
+
+## truncate a table
+--error 1295
+prepare stmt1 from 'truncate table t1' ;
+
+
+--disable_query_log
+select '------ update tests ------' as test_sequence ;
+--enable_query_log
+--source include/ps_renew.inc
+
+## update without parameter
+prepare stmt1 from 'update t1 set b=''a=two'' where a=2' ;
+execute stmt1;
+select a,b from t1 where a=2;
+# dummy update
+execute stmt1;
+select a,b from t1 where a=2;
+
+## update with one parameter in the set clause
+set @arg00=NULL;
+prepare stmt1 from 'update t1 set b=? where a=2' ;
+execute stmt1 using @arg00;
+select a,b from t1 where a=2;
+set @arg00='two';
+execute stmt1 using @arg00;
+select a,b from t1 where a=2;
+
+## update with one parameter in the where cause
+set @arg00=2;
+prepare stmt1 from 'update t1 set b=NULL where a=?' ;
+execute stmt1 using @arg00;
+select a,b from t1 where a=@arg00;
+update t1 set b='two' where a=@arg00;
+# row not found in update
+set @arg00=2000;
+execute stmt1 using @arg00;
+select a,b from t1 where a=@arg00;
+
+## update on primary key column (two parameters)
+set @arg00=2;
+set @arg01=22;
+prepare stmt1 from 'update t1 set a=? where a=?' ;
+# dummy update
+execute stmt1 using @arg00, @arg00;
+select a,b from t1 where a=@arg00;
+execute stmt1 using @arg01, @arg00;
+select a,b from t1 where a=@arg01;
+execute stmt1 using @arg00, @arg01;
+select a,b from t1 where a=@arg00;
+set @arg00=NULL;
+set @arg01=2;
+execute stmt1 using @arg00, @arg01;
+select a,b from t1;
+set @arg00=0;
+execute stmt1 using @arg01, @arg00;
+select a,b from t1;
+
+## update with subquery and several parameters
+set @arg00=23;
+set @arg01='two';
+set @arg02=2;
+set @arg03='two';
+set @arg04=2;
+--disable_warnings
+drop table if exists t2;
+--enable_warnings
+create table t2 as select a,b from t1 ;
+prepare stmt1 from 'update t1 set a=? where b=?
+                    and a in (select ? from t2
+                              where b = ? or a = ?)';
+execute stmt1 using @arg00, @arg01, @arg02, @arg03, @arg04 ;
+select a,b from t1 where a = @arg00 ;
+prepare stmt1 from 'update t1 set a=? where b=?
+                    and a not in (select ? from t2
+                              where b = ? or a = ?)';
+execute stmt1 using @arg04, @arg01, @arg02, @arg03, @arg00 ;
+select a,b from t1 ;
+drop table t2 ;
+
+## update with parameters in limit
+set @arg00=1;
+prepare stmt1 from 'update t1 set b=''bla''
+where a=2
+limit 1';
+execute stmt1 ;
+select a,b from t1 where b = 'bla' ;
+# currently (May 2004, Version 4.1) it is impossible
+-- error 1064
+prepare stmt1 from 'update t1 set b=''bla''
+where a=2
+limit ?';
+
+--disable_query_log
+select '------ insert tests ------' as test_sequence ;
+--enable_query_log
+--source include/ps_renew.inc
+
+## insert without parameter
+prepare stmt1 from 'insert into t1 values(5, ''five'' )';
+execute stmt1;
+select a,b from t1 where a = 5;
+
+## insert with one parameter in values part
+set @arg00='six' ;
+prepare stmt1 from 'insert into t1 values(6, ? )';
+execute stmt1 using @arg00;
+select a,b from t1 where b = @arg00;
+# the second insert fails, because the first column is primary key
+--error 1062
+execute stmt1 using @arg00;
+set @arg00=NULL ;
+prepare stmt1 from 'insert into t1 values(0, ? )';
+execute stmt1 using @arg00;
+select a,b from t1 where b is NULL;
+
+## insert with two parameter in values part
+set @arg00=8 ;
+set @arg01='eight' ;
+prepare stmt1 from 'insert into t1 values(?, ? )';
+execute stmt1 using @arg00, @arg01 ;
+select a,b from t1 where b = @arg01;
+
+## insert with two rows in values part
+set @arg00=81 ;
+set @arg01='8-1' ;
+set @arg02=82 ;
+set @arg03='8-2' ;
+prepare stmt1 from 'insert into t1 values(?,?),(?,?)';
+execute stmt1 using @arg00, @arg01, @arg02, @arg03 ;
+select a,b from t1 where a in (@arg00,@arg02) ;
+
+## insert with two parameter in the set part
+set @arg00=9 ;
+set @arg01='nine' ;
+prepare stmt1 from 'insert into t1 set a=?, b=? ';
+execute stmt1 using @arg00, @arg01 ;
+select a,b from t1 where a = @arg00 ;
+
+## insert with parameters in the ON DUPLICATE KEY part 
+set @arg00=6 ;
+set @arg01=1 ;
+prepare stmt1 from 'insert into t1 set a=?, b=''sechs''
+                    on duplicate key update a=a + ?, b=concat(b,''modified'') ';
+execute stmt1 using @arg00, @arg01;
+select * from t1;
+set @arg00=81 ;
+set @arg01=1 ;
+--error 1062
+execute stmt1 using @arg00, @arg01;
+
+## many parameters
+set @1000=1000 ;
+set @x1000_2="x1000_2" ;
+set @x1000_3="x1000_3" ;
+
+set @x1000="x1000" ;
+set @1100=1100 ;
+set @x1100="x1100" ;
+set @100=100 ;
+set @updated="updated" ;
+insert into t1 values(1000,'x1000_1') ;
+insert into t1 values(@1000,@x1000_2),(@1000,@x1000_3)
+               on duplicate key update a = a + @100, b = concat(b,@updated) ;
+select a,b from t1 where a >= 1000 ;
+delete from t1 where a >= 1000 ;
+insert into t1 values(1000,'x1000_1') ;
+prepare stmt1 from ' insert into t1 values(?,?),(?,?)
+               on duplicate key update a = a + ?, b = concat(b,?) ';
+execute stmt1 using @1000, @x1000_2, @1000, @x1000_3, @100, @updated ;
+select a,b from t1 where a >= 1000 ;
+delete from t1 where a >= 1000 ;
+insert into t1 values(1000,'x1000_1') ;
+execute stmt1 using @1000, @x1000_2, @1100, @x1000_3, @100, @updated ;
+select a,b from t1 where a >= 1000 ;
+delete from t1 where a >= 1000 ;
+
+## replace
+--error 1295
+prepare stmt1 from ' replace into t1 (a,b) select 100, ''hundred'' ';
diff --git a/mysql-test/include/ps_modify1.inc b/mysql-test/include/ps_modify1.inc
new file mode 100644
index 00000000000..3608e726648
--- /dev/null
+++ b/mysql-test/include/ps_modify1.inc
@@ -0,0 +1,60 @@
+###################### ps_modify1.inc ########################
+#                                                            #
+#  Tests for prepared statements: big INSERT .. SELECTs      #
+#                                                            #
+##############################################################
+
+## big insert select statements
+set @duplicate='duplicate ' ;
+set @1000=1000 ;
+set @5=5 ;
+select a,b from t1 where a < 5 ;
+--enable_info
+insert into t1 select a + @1000, concat(@duplicate,b) from t1
+where a < @5 ;
+--disable_info
+select a,b from t1 where a >= 1000 ;
+delete from t1 where a >= 1000 ;
+prepare stmt1 from ' insert into t1 select a + ?, concat(?,b) from t1
+where a < ? ' ;
+--enable_info
+execute stmt1 using @1000, @duplicate, @5;
+--disable_info
+select a,b from t1 where a >= 1000 ;
+delete from t1 where a >= 1000 ;
+
+set @float=1.00;
+set @five='five' ;
+--disable_warnings
+drop table if exists t2;
+--enable_warnings
+create table t2 like t1 ;
+--enable_info
+insert into t2 (b,a) 
+select @duplicate, sum(first.a) from t1 first, t1 second
+  where first.a <> @5 and second.b = first.b
+     and second.b <> @five
+  group by second.b
+  having sum(second.a) > @2
+union
+select b, a + @100 from t1
+  where (a,b) in ( select sqrt(a+@1)+CAST(@float AS signed),b 
+                 from t1);
+--disable_info
+select a,b from t2;
+delete from t2 ;
+prepare stmt1 from ' insert into t2 (b,a) 
+select ?, sum(first.a)
+  from t1 first, t1 second 
+  where first.a <> ? and second.b = first.b and second.b <> ?
+  group by second.b
+  having sum(second.a) > ?
+union
+select b, a + ? from t1
+  where (a,b) in ( select sqrt(a+?)+CAST(? AS signed),b 
+                 from t1 ) ' ;
+--enable_info
+execute stmt1 using @duplicate, @5, @five, @2, @100, @1, @float ;
+--disable_info
+select a,b from t2;
+drop table t2;
diff --git a/mysql-test/include/ps_query.inc b/mysql-test/include/ps_query.inc
new file mode 100644
index 00000000000..819ec4add06
--- /dev/null
+++ b/mysql-test/include/ps_query.inc
@@ -0,0 +1,587 @@
+####################### ps_query.inc #########################
+#                                                            #
+#       Tests for prepared statements: SELECTs               #
+#                                                            #
+##############################################################
+
+
+# Please do not modify (INSERT/UPDATE/DELETE) the content of the tables
+#     t1 and t_many_col_types. 
+# Such tests should be done in include/ps_modify.inc
+
+--disable_query_log
+select '------ simple select tests ------' as test_sequence ;
+--enable_query_log
+
+##### parameter used for keyword like SELECT (must fail)
+set @arg00='SELECT' ;
+# mysqltest gives no output for the next statement, Why ??
+--error 1064
+@arg00 a from t1 where a=1;
+--error 1064
+prepare stmt1 from ' ? a from t1 where a=1 ';
+
+##### parameter in select column list
+## parameter is not NULL
+set @arg00=1 ;
+select @arg00, b from t1 where a=1 ;
+prepare stmt1 from ' select ?, b from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+set @arg00='lion' ;
+select @arg00, b from t1 where a=1 ;
+prepare stmt1 from ' select ?, b from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+## parameter is NULL
+set @arg00=NULL ;
+select @arg00, b from t1 where a=1 ;
+prepare stmt1 from ' select ?, b from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+## parameter within an expression
+set @arg00=1 ;
+select b, a - @arg00 from t1 where a=1 ;
+prepare stmt1 from ' select b, a - ? from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+## parameter is within a function
+# variations on 'substr'
+set @arg00='MySQL' ;
+select substr(@arg00,1,2) from t1 where a=1 ;
+prepare stmt1 from ' select substr(?,1,2) from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+set @arg00=3 ;
+select substr('MySQL',@arg00,5) from t1 where a=1 ;
+prepare stmt1 from ' select substr(''MySQL'',?,5) from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+select substr('MySQL',1,@arg00) from t1 where a=1 ;
+prepare stmt1 from ' select substr(''MySQL'',1,?) from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+# variations on 'concat'
+set @arg00='MySQL' ;
+select a , concat(@arg00,b) from t1 ;
+# BUG#3796
+prepare stmt1 from ' select a , concat(?,b) from t1 ' ;
+execute stmt1 using @arg00;
+#
+select a , concat(b,@arg00) from t1 ;
+prepare stmt1 from ' select a , concat(b,?) from t1 ' ;
+execute stmt1 using @arg00;
+
+# variations on 'group_concat'
+set @arg00='MySQL' ;
+select group_concat(@arg00,b) from t1 
+group by 'a' ;
+prepare stmt1 from ' select group_concat(?,b) from t1
+group by ''a'' ' ;
+execute stmt1 using @arg00;
+#
+select group_concat(b,@arg00) from t1 
+group by 'a' ;
+prepare stmt1 from ' select group_concat(b,?) from t1
+group by ''a'' ' ;
+execute stmt1 using @arg00;
+
+## two parameters
+set @arg00='first' ;
+set @arg01='second' ;
+set @arg02=NULL;
+select @arg00, @arg01 from t1 where a=1 ;
+prepare stmt1 from ' select ?, ? from t1 where a=1 ' ;
+execute stmt1 using @arg00, @arg01 ;
+# NULL as first and/or last parameter 
+execute stmt1 using @arg02, @arg01 ;
+execute stmt1 using @arg00, @arg02 ;
+execute stmt1 using @arg02, @arg02 ;
+# case derived from client_test.c: test_ps_conj_select()
+#      for BUG#3420: select returned all rows of the table
+--disable_warnings
+drop table if exists new_tab ;
+--enable_warnings
+create table new_tab (id1 int(11) not null default '0',
+       value2 varchar(100), value1 varchar(100)) ;
+insert into new_tab values (1,'hh','hh'),(2,'hh','hh'),
+                  (1,'ii','ii'),(2,'ii','ii') ;
+prepare stmt1 from ' select id1,value1 from new_tab where id1=? or value1=? ' ;
+set @arg00=1 ;
+set @arg01='hh' ;
+execute stmt1 using @arg00, @arg01 ;
+drop table new_tab ;
+# case derived from client_test.c: test_bug1180()
+#      for BUG#1180 optimized away part of WHERE clause
+--disable_warnings
+drop table if exists new_tab ;
+--enable_warnings
+create table new_tab(session_id  char(9) not null) ;
+insert into new_tab values ('abc') ;
+prepare stmt1 from ' select * from new_tab
+where ?=''1111'' and session_id = ''abc'' ' ;
+set @arg00='abc' ;
+execute stmt1 using @arg00 ;
+set @arg00='1111' ;
+execute stmt1 using @arg00 ;
+set @arg00='abc' ;
+execute stmt1 using @arg00 ;
+drop table new_tab ;
+
+
+##### parameter used for keyword FROM (must fail)
+set @arg00='FROM' ;
+--error 1064
+select a @arg00 t1 where a=1 ;
+--error 1064
+prepare stmt1 from ' select a ? t1 where a=1 ' ;
+##### parameter used for tablename (must fail)
+set @arg00='t1' ;
+--error 1064
+select a from @arg00 where a=1 ;
+--error 1064
+prepare stmt1 from ' select a from ? where a=1 ' ;
+##### parameter used for keyword WHERE tablename (must fail)
+set @arg00='WHERE' ;
+--error 1064
+select a from t1 @arg00 a=1 ;
+--error 1064
+prepare stmt1 from ' select a from t1 ? a=1 ' ;
+
+##### parameter used in where clause
+# parameter is not NULL
+set @arg00=1 ;
+select a FROM t1 where a=@arg00 ;
+prepare stmt1 from ' select a FROM t1 where a=? ' ;
+execute stmt1 using @arg00 ;
+set @arg00=1000 ;
+# row not found
+execute stmt1 using @arg00 ;
+# parameter is NULL
+set @arg00=NULL ;
+select a FROM t1 where a=@arg00 ;
+prepare stmt1 from ' select a FROM t1 where a=? ' ;
+execute stmt1 using @arg00 ;
+# parameter is not NULL within a function
+set @arg00=4 ;
+select a FROM t1 where a=sqrt(@arg00) ;
+prepare stmt1 from ' select a FROM t1 where a=sqrt(?) ' ;
+execute stmt1 using @arg00 ;
+# parameter is NULL within a function
+set @arg00=NULL ;
+select a FROM t1 where a=sqrt(@arg00) ;
+prepare stmt1 from ' select a FROM t1 where a=sqrt(?) ' ;
+execute stmt1 using @arg00 ;
+# parameter in IN
+set @arg00=2 ;
+set @arg01=3 ;
+select a FROM t1 where a in (@arg00,@arg01);
+prepare stmt1 from ' select a FROM t1 where a in (?,?) ';
+execute stmt1 using @arg00, @arg01;
+# parameter in LIKE
+prepare stmt1 from ' select b FROM t1 where b like ? ';
+set @arg00='two' ;
+execute stmt1 using @arg00 ;
+set @arg00='tw%' ;
+execute stmt1 using @arg00 ;
+set @arg00='%wo' ;
+execute stmt1 using @arg00 ;
+
+##### parameter used for operator in WHERE clause (must fail)
+set @arg00='>' ;
+--error 1064
+select a FROM t1 where a @arg00 1 ;
+--error 1064
+prepare stmt1 from ' select a FROM t1 where a ? 1 ' ;
+
+##### parameter used in group by clause
+set @arg00=1 ;
+select a,b FROM t1 where a is not NULL
+AND b is not NULL group by a - @arg00 ;
+prepare stmt1 from ' select a,b FROM t1 where a is not NULL
+AND b is not NULL group by a - ? ' ;
+execute stmt1 using @arg00 ;
+
+##### parameter used in having clause
+set @arg00='two' ;
+select a,b FROM t1 where a is not NULL
+AND b is not NULL having b <> @arg00 ;
+prepare stmt1 from ' select a,b FROM t1 where a is not NULL
+AND b is not NULL having b <> ? ' ;
+execute stmt1 using @arg00 ;
+
+##### parameter used in order clause
+set @arg00=1 ;
+select a,b FROM t1 where a is not NULL
+AND b is not NULL order by a - @arg00 ;
+prepare stmt1 from ' select a,b FROM t1 where a is not NULL
+AND b is not NULL order by a - ? ' ;
+execute stmt1 using @arg00 ;
+## What is the semantic of a single parameter (integer >0)
+#  after order by? column number or constant
+set @arg00=2 ;
+select a,b from t1 order by 2 ;
+prepare stmt1 from ' select a,b from t1
+order by ? ';
+execute stmt1 using @arg00;
+
+##### parameter used in limit clause
+set @arg00=1;
+prepare stmt1 from ' select a,b from t1
+limit 1 ';
+execute stmt1 ;
+# currently (May 2004, Version 4.1) it is impossible
+-- error 1064
+prepare stmt1 from ' select a,b from t1
+limit ? ';
+
+##### parameter used in many places
+set @arg00='b' ;
+set @arg01=0 ;
+set @arg02=2 ;
+set @arg03=2 ;
+select sum(a), @arg00 from t1 where a > @arg01
+and b is not null group by substr(b,@arg02)
+having sum(a) <> @arg03 ;
+prepare stmt1 from ' select sum(a), ? from t1 where a > ?
+and b is not null group by substr(b,?)
+having sum(a) <> ? ';
+execute stmt1 using @arg00, @arg01, @arg02, @arg03;
+
+
+--disable_query_log
+select '------ join tests ------' as test_sequence ;
+--enable_query_log
+
+# no parameter
+select first.a as a1, second.a as a2 
+from t1 first, t1 second
+where first.a = second.a ;
+prepare stmt1 from ' select first.a as a1, second.a as a2 
+        from t1 first, t1 second
+        where first.a = second.a ';
+execute stmt1 ;
+
+# some parameters
+set @arg00='ABC';
+set @arg01='two';
+set @arg02='one';
+select first.a, @arg00, second.a FROM t1 first, t1 second
+where @arg01 = first.b or first.a = second.a or second.b = @arg02;
+prepare stmt1 from ' select first.a, ?, second.a FROM t1 first, t1 second
+                    where ? = first.b or first.a = second.a or second.b = ? ';
+execute stmt1 using @arg00, @arg01, @arg02;
+
+
+
+--disable_query_log
+select '------ subquery tests ------' as test_sequence ;
+--enable_query_log
+
+# no parameter
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = ''two'') ';
+execute stmt1 ;
+
+###### parameter in the outer part
+set @arg00='two' ;
+select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = 'two' ) and b=@arg00 ;
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = ''two'') and b=? ';
+execute stmt1 using @arg00;
+###### parameter in the inner part
+set @arg00='two' ;
+# Bug#4000 (only BDB tables)
+select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = @arg00 ) and b='two' ;
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = ? ) and b=''two'' ' ;
+execute stmt1 using @arg00;
+set @arg00=3 ;
+set @arg01='three' ;
+select a,b FROM t1 where (a,b) in (select 3, 'three');
+select a FROM t1 where (a,b) in (select @arg00,@arg01);
+prepare stmt1 from ' select a FROM t1 where (a,b) in (select ?, ?) ';
+execute stmt1 using @arg00, @arg01;
+
+###### parameters in the both parts
+set @arg00=1 ;
+set @arg01='two' ;
+set @arg02=2 ;
+set @arg03='two' ;
+# Bug#4000 (only BDB tables)
+select a, @arg00, b FROM t1 outer_table where
+   b=@arg01 and a = (select @arg02 from t1 where b = @arg03 ) ;
+prepare stmt1 from ' select a, ?, b FROM t1 outer_table where
+   b=? and a = (select ? from t1 where b = ? ) ' ;
+execute stmt1 using @arg00, @arg01, @arg02, @arg03 ;
+
+######## correlated subquery
+# no parameter
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = outer_table.b ) ';
+# also Bug#4000 (only BDB tables) ??
+execute stmt1 ;
+
+###### parameter in the outer part
+set @arg00='two' ;
+# Bug#4000 (only BDB tables)
+select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = outer_table.b ) and b=@arg00 ;
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = outer_table.b) and b=? ';
+# also Bug#4000 (only BDB tables) ??
+execute stmt1 using @arg00;
+
+###### parameter in the inner part
+set @arg00=2 ;
+select a, b FROM t1 outer_table where
+   a = (select a from t1 where a = @arg00 and b = outer_table.b) and b='two' ;
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where a = ? and b = outer_table.b) and b=''two'' ' ;
+execute stmt1 using @arg00;
+
+set @arg00=2 ;
+select a, b FROM t1 outer_table where
+   a = (select a from t1 where outer_table.a = @arg00 and a=2) and b='two' ;
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where outer_table.a = ? and a=2) and b=''two'' ' ;
+execute stmt1 using @arg00;
+
+###### parameters in the both parts
+set @arg00=1 ;
+set @arg01='two' ;
+set @arg02=2 ;
+set @arg03='two' ;
+# Bug#4000 (only BDB tables)
+select a, @arg00, b FROM t1 outer_table where
+   b=@arg01 and a = (select @arg02 from t1 where outer_table.b = @arg03
+                        and outer_table.a=a ) ;
+prepare stmt1 from ' select a, ?, b FROM t1 outer_table where
+   b=? and a = (select ? from t1 where outer_table.b = ? 
+                   and outer_table.a=a ) ' ;
+# also Bug#4000 (only BDB tables) ??
+execute stmt1 using @arg00, @arg01, @arg02, @arg03 ;
+
+###### subquery after from
+set @arg00=1 ;
+set @arg01=0 ;
+select a, @arg00 
+from ( select a - @arg00 as a from t1 where a=@arg00 ) as t2
+where a=@arg01;
+prepare stmt1 from ' select a, ? 
+                    from ( select a - ? as a from t1 where a=? ) as t2
+                    where a=? ';
+execute stmt1 using @arg00, @arg00, @arg00, @arg01 ;
+
+###### heavy modified case derived from client_test.c: test_distinct()
+## no parameters
+--disable_warnings
+drop table if exists t2 ;
+--enable_warnings
+create table t2 as select * from t_many_col_types;
+#insert into t2 select * from t_many_col_types;
+set @stmt= ' SELECT
+   (SELECT SUM(c1 + c12 + 0.0) FROM t2 
+    where (t_many_col_types.c2 - 0e-3) = t2.c2
+    GROUP BY t_many_col_types.c15 LIMIT 1) as scalar_s,
+   exists (select 1.0e+0 from t2 
+           where t2.c3 * 9.0000000000 = t_many_col_types.c4) as exists_s,
+   c5 * 4 in (select c6 + 0.3e+1 from t2) as in_s,
+   (c7 - 4, c8 - 4) in (select c9 + 4.0, c10 + 40e-1 from t2) as in_row_s
+FROM t_many_col_types,
+(select c25 x, c32 y from t2) tt WHERE x = c25 ' ;
+--enable_metadata
+prepare stmt1 from @stmt ;
+execute stmt1 ;
+--disable_metadata
+execute stmt1 ;
+set @stmt= concat('explain ',@stmt);
+--enable_metadata
+prepare stmt1 from @stmt ;
+execute stmt1 ;
+--disable_metadata
+execute stmt1 ;
+## many parameters
+set @stmt= ' SELECT
+   (SELECT SUM(c1+c12+?) FROM t2 where (t_many_col_types.c2-?)=t2.c2
+    GROUP BY t_many_col_types.c15 LIMIT 1) as scalar_s,
+   exists (select ? from t2 
+           where t2.c3*?=t_many_col_types.c4) as exists_s,
+   c5*? in (select c6+? from t2) as in_s,
+   (c7-?, c8-?) in (select c9+?, c10+? from t2) as in_row_s
+FROM t_many_col_types,
+(select c25 x, c32 y from t2) tt WHERE x =c25 ' ;
+set @arg00= 0.0 ;
+set @arg01= 0e-3 ;
+set @arg02= 1.0e+0 ;
+set @arg03= 9.0000000000 ;
+set @arg04= 4 ;
+set @arg05= 0.3e+1 ;
+set @arg06= 4 ;
+set @arg07= 4 ;
+set @arg08= 4.0 ;
+set @arg09= 40e-1 ;
+--enable_metadata
+prepare stmt1 from @stmt ;
+execute stmt1 using @arg00, @arg01, @arg02, @arg03, @arg04, @arg05, @arg06,
+                    @arg07, @arg08, @arg09 ;
+--disable_metadata
+execute stmt1 using @arg00, @arg01, @arg02, @arg03, @arg04, @arg05, @arg06,
+                    @arg07, @arg08, @arg09 ;
+set @stmt= concat('explain ',@stmt);
+--enable_metadata
+prepare stmt1 from @stmt ;
+execute stmt1 using @arg00, @arg01, @arg02, @arg03, @arg04, @arg05, @arg06,
+                    @arg07, @arg08, @arg09 ;
+--disable_metadata
+execute stmt1 using @arg00, @arg01, @arg02, @arg03, @arg04, @arg05, @arg06,
+                    @arg07, @arg08, @arg09 ;
+drop table t2 ;
+
+
+--disable_query_log
+select '------ union tests ------' as test_sequence ;
+--enable_query_log
+
+# no parameter
+prepare stmt1 from ' select a FROM t1 where a=1
+                     union distinct
+                     select a FROM t1 where a=1 ';
+execute stmt1 ;
+# Bug#3577: the second execute crashes mysqld
+execute stmt1 ;
+prepare stmt1 from ' select a FROM t1 where a=1
+                     union all
+                     select a FROM t1 where a=1 ';
+execute stmt1 ;
+
+##### everything in the first table
+# one parameter as constant in the first table
+set @arg00=1 ;
+select @arg00 FROM t1 where a=1
+union distinct
+select 1 FROM t1 where a=1;
+prepare stmt1 from ' select ? FROM t1 where a=1
+                     union distinct
+                     select 1 FROM t1 where a=1 ' ;
+execute stmt1 using @arg00;
+
+##### everything in the second table
+# one parameter as constant
+set @arg00=1 ;
+select 1 FROM t1 where a=1
+union distinct
+select @arg00 FROM t1 where a=1;
+prepare stmt1 from ' select 1 FROM t1 where a=1
+                     union distinct
+                     select ? FROM t1 where a=1 ' ;
+execute stmt1 using @arg00;
+
+# one parameter in every table
+set @arg00='a' ;
+select @arg00 FROM t1 where a=1
+union distinct
+select @arg00 FROM t1 where a=1;
+prepare stmt1 from ' select ? FROM t1 where a=1
+                     union distinct
+                     select ? FROM t1 where a=1 ';
+# BUG#3811 wrong result, prepared statement, union, 
+# parameter in result column list
+execute stmt1 using @arg00, @arg00;
+prepare stmt1 from ' select ? 
+                     union distinct
+                     select ? ';
+execute stmt1 using @arg00, @arg00;
+
+# many parameters
+set @arg00='a' ;
+set @arg01=1 ;
+set @arg02='a' ;
+set @arg03=2 ;
+select @arg00 FROM t1 where a=@arg01
+union distinct
+select @arg02 FROM t1 where a=@arg03;
+prepare stmt1 from ' select ? FROM t1 where a=?
+                     union distinct
+                     select ? FROM t1 where a=? ' ;
+execute stmt1 using @arg00, @arg01, @arg02, @arg03;
+
+## increased complexity
+
+set @arg00=1 ;
+# Bug#3686 the wrong server response was 1140 Mixing of GROUP columns ..
+prepare stmt1 from ' select sum(a) + 200, ? from t1
+union distinct
+select sum(a) + 200, 1 from t1
+group by b ' ;
+execute stmt1 using @arg00;
+
+set @Oporto='Oporto' ;
+set @Lisboa='Lisboa' ;
+set @0=0 ;
+set @1=1 ;
+set @2=2 ;
+set @3=3 ;
+set @4=4 ;
+select @Oporto,@Lisboa,@0,@1,@2,@3,@4 ;
+
+## union + group by
+select sum(a) + 200 as the_sum, @Oporto as the_town from t1
+group by b
+union distinct
+select sum(a) + 200, @Lisboa from t1
+group by b ;
+
+prepare stmt1 from ' select sum(a) + 200 as the_sum, ? as the_town from t1
+                     group by b
+                     union distinct
+                     select sum(a) + 200, ? from t1
+                     group by b ' ;
+execute stmt1 using @Oporto, @Lisboa;
+
+
+## union + where + group by
+select sum(a) + 200 as the_sum, @Oporto as the_town from t1
+where a > @1
+group by b
+union distinct
+select sum(a) + 200, @Lisboa from t1
+where a > @2
+group by b ;
+
+prepare stmt1 from ' select sum(a) + 200 as the_sum, ? as the_town from t1
+                     where a > ?
+                     group by b
+                     union distinct
+                     select sum(a) + 200, ? from t1
+                     where a > ?
+                     group by b ' ;
+execute stmt1 using @Oporto, @1, @Lisboa, @2;
+
+## union + where + group by + having
+select sum(a) + 200 as the_sum, @Oporto as the_town from t1
+where a > @1
+group by b
+having avg(a) > @2
+union distinct
+select sum(a) + 200, @Lisboa from t1
+where a > @2
+group by b 
+having avg(a) > @3;
+
+prepare stmt1 from ' select sum(a) + 200 as the_sum, ? as the_town from t1
+                     where a > ?
+                     group by b
+                     having avg(a) > ?
+                     union distinct
+                     select sum(a) + 200, ? from t1
+                     where a > ?
+                     group by b
+                     having avg(a) > ? ';
+execute stmt1 using @Oporto, @1, @2, @Lisboa, @2, @3;
+
+
+--disable_query_log
+select '------ explain select tests ------' as test_sequence ;
+--enable_query_log
+prepare stmt1 from ' select * from t_many_col_types ' ;
+--enable_metadata
+execute stmt1;
+--disable_metadata
+
+
diff --git a/mysql-test/include/ps_renew.inc b/mysql-test/include/ps_renew.inc
new file mode 100644
index 00000000000..1441638f257
--- /dev/null
+++ b/mysql-test/include/ps_renew.inc
@@ -0,0 +1,34 @@
+################ include/ps_renew.inc #################
+#                                                     #
+#    renew the content of t1 and t_many_col_types     #
+#                                                     #
+#######################################################
+
+# truncate could not be used, because it is not supported
+# in tables of type MERGE
+delete from t1 ;
+insert into t1 values (1,'one');
+insert into t1 values (2,'two');
+insert into t1 values (3,'three');
+insert into t1 values (4,'four');
+commit ;
+
+delete from t_many_col_types ;
+insert into t_many_col_types
+set c1= 1, c2= 1, c3= 1, c4= 1, c5= 1, c6= 1, c7= 1, c8= 1, c9= 1,
+    c10= 1, c11= 1, c12 = 1,
+    c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+    c16= '11:11:11', c17= '2004',
+    c18= 1, c19=true, c20= 'a', c21= '123456789a', 
+    c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+    c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+    c29= 'longblob', c30= 'longtext', c31='one', c32= 'monday';
+insert into t_many_col_types
+set c1= 9, c2= 9, c3= 9, c4= 9, c5= 9, c6= 9, c7= 9, c8= 9, c9= 9,
+    c10= 9, c11= 9, c12 = 9,
+    c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+    c16= '11:11:11', c17= '2004',
+    c18= 1, c19=false, c20= 'a', c21= '123456789a', 
+    c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+    c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+    c29= 'longblob', c30= 'longtext', c31='two', c32= 'tuesday';
diff --git a/mysql-test/r/ps_1general.result b/mysql-test/r/ps_1general.result
new file mode 100644
index 00000000000..b9df6187a09
--- /dev/null
+++ b/mysql-test/r/ps_1general.result
@@ -0,0 +1,745 @@
+use test;
+test_sequence
+------ basic tests ------
+drop table if exists t1, t_many_col_types ;
+create table t1
+(
+a int, b varchar(30),
+primary key(a)
+) engine = 'MYISAM'  ;
+create table t_many_col_types 
+(
+c1  tinyint, c2  smallint, c3  mediumint, c4  int,
+c5  integer, c6  bigint, c7  float, c8  double,
+c9  double precision, c10 real, c11 decimal(7, 4), c12 numeric(8, 4),
+c13 date, c14 datetime, c15 timestamp(14), c16 time,
+c17 year, c18 bit, c19 bool, c20 char,
+c21 char(10), c22 varchar(30), c23 tinyblob, c24 tinytext,
+c25 blob, c26 text, c27 mediumblob, c28 mediumtext,
+c29 longblob, c30 longtext, c31 enum('one', 'two', 'three'),
+c32 set('monday', 'tuesday', 'wednesday'),
+primary key(c1)
+) engine = 'MYISAM'  ;
+delete from t1 ;
+insert into t1 values (1,'one');
+insert into t1 values (2,'two');
+insert into t1 values (3,'three');
+insert into t1 values (4,'four');
+commit ;
+delete from t_many_col_types ;
+insert into t_many_col_types
+set c1= 1, c2= 1, c3= 1, c4= 1, c5= 1, c6= 1, c7= 1, c8= 1, c9= 1,
+c10= 1, c11= 1, c12 = 1,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=true, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='one', c32= 'monday';
+insert into t_many_col_types
+set c1= 9, c2= 9, c3= 9, c4= 9, c5= 9, c6= 9, c7= 9, c8= 9, c9= 9,
+c10= 9, c11= 9, c12 = 9,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=false, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='two', c32= 'tuesday';
+PREPARE stmt FROM ' select * from t1 where a = ? ' ;
+SET @var= 2 ;
+EXECUTE stmt USING @var ;
+a	b
+2	two
+select * from t1 where a = @var ;
+a	b
+2	two
+DEALLOCATE PREPARE stmt ;
+prepare stmt1 from ' select 1 as my_col ' ;
+prepare stmt1 from ' select ? as my_col ' ;
+prepare ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' at line 1
+prepare stmt1 ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' at line 1
+prepare stmt1 from ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' at line 1
+prepare_garbage stmt1 from ' select 1 ' ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'prepare_garbage stmt1 from ' select 1 '' at line 1
+prepare stmt1 from_garbage ' select 1 ' ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'from_garbage ' select 1 '' at line 1
+prepare stmt1 from ' select_garbage 1 ' ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'select_garbage 1' at line 1
+prepare from ' select 1 ' ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'from ' select 1 '' at line 1
+prepare stmt1 ' select 1 ' ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' select 1 '' at line 1
+prepare ? from ' select ? as my_col ' ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '? from ' select ? as my_col '' at line 1
+set @arg00='select 1 as my_col';
+prepare stmt1 from @arg00;
+set @arg00='';
+prepare stmt1 from @arg00;
+ERROR 42000: Query was empty
+set @arg00=NULL;
+prepare stmt1 from @arg01;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'NULL' at line 1
+prepare stmt1 from ' select * from t1 where a <= 2 ' ;
+prepare stmt1 from ' select * from t1 where x <= 2 ' ;
+ERROR 42S22: Unknown column 'x' in 'where clause'
+drop table if exists not_exist ;
+prepare stmt1 from ' select * from not_exist where a <= 2 ' ;
+ERROR 42S02: Table 'test.not_exist' doesn't exist
+prepare stmt1 from ' insert into t1 values(? ' ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' at line 1
+prepare stmt1 from ' select a, b from t1
+                     where a=? and where ' ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'where' at line 2
+execute never_prepared ;
+ERROR HY000: Unknown prepared statement handler (never_prepared) given to EXECUTE
+prepare stmt1 from ' select * from t1 where a <= 2 ' ;
+prepare stmt1 from ' select * from not_exist where a <= 2 ' ;
+ERROR 42S02: Table 'test.not_exist' doesn't exist
+execute stmt1 ;
+ERROR HY000: Unknown prepared statement handler (stmt1) given to EXECUTE
+create table to_be_dropped
+(
+a int primary key,
+b char(30),
+c int
+);
+insert into to_be_dropped( a, b, c) values( 1, 'original table', 1);
+prepare stmt2 from ' select * from to_be_dropped ' ;
+execute stmt2 ;
+a	b	c
+1	original table	1
+drop table to_be_dropped ;
+execute stmt2 ;
+ERROR 42S02: Table 'test.to_be_dropped' doesn't exist
+create table to_be_dropped
+(
+a int primary key,
+b char(30),
+c int
+);
+insert into to_be_dropped( a, b, c) values( 9, 'recreated table', 9);
+execute stmt2 ;
+a	b	c
+9	recreated table	9
+drop table to_be_dropped ;
+create table to_be_dropped
+(
+a int primary key,
+c int,
+b char(30)
+);
+insert into to_be_dropped( a, b, c) values( 9, 'recreated table', 9);
+execute stmt2 ;
+a	b	c
+9	recreated table	9
+drop table to_be_dropped ;
+create table to_be_dropped
+(
+a int primary key,
+b char(30),
+c int,
+d timestamp default current_timestamp
+);
+insert into to_be_dropped( a, b, c) values( 9, 'recreated table', 9);
+execute stmt2 ;
+a	b	c
+9	recreated table	9
+drop table to_be_dropped ;
+create table to_be_dropped
+(
+a int primary key,
+d timestamp default current_timestamp,
+b char(30),
+c int
+);
+insert into to_be_dropped( a, b, c) values( 9, 'recreated table', 9);
+execute stmt2 ;
+a	b	c
+9	recreated table	9
+drop table to_be_dropped ;
+create table to_be_dropped
+(
+a timestamp default '2004-02-29 18:01:59',
+b char(30),
+c int
+);
+insert into to_be_dropped( b, c) values( 'recreated table', 9);
+execute stmt2 ;
+a	b	c
+2004-02-29 18:01:59	recreated table	9
+drop table to_be_dropped ;
+create table to_be_dropped
+(
+f1 int primary key,
+f2 char(30),
+f3 int
+);
+insert into to_be_dropped( f1, f2, f3) values( 9, 'recreated table', 9);
+execute stmt2 ;
+ERROR 42S22: Unknown column 'to_be_dropped.a' in 'field list'
+drop table to_be_dropped ;
+prepare stmt1 from ' select * from t1 where a <= 2 ' ;
+execute stmt1 ;
+a	b
+1	one
+2	two
+set @arg00=1 ;
+set @arg01='two' ;
+prepare stmt1 from ' select * from t1 where a <= ? ' ;
+execute stmt1 using @arg00;
+a	b
+1	one
+execute stmt1 ;
+ERROR HY000: Incorrect arguments to EXECUTE
+execute stmt1 using @arg00, @arg01;
+ERROR HY000: Incorrect arguments to EXECUTE
+execute stmt1 using @not_set;
+a	b
+deallocate prepare never_prepared ;
+ERROR HY000: Unknown prepared statement handler (never_prepared) given to DEALLOCATE PREPARE
+prepare stmt1 from ' select * from t1 where a <= 2 ' ;
+prepare stmt1 from ' select * from not_exist where a <= 2 ' ;
+ERROR 42S02: Table 'test.not_exist' doesn't exist
+deallocate prepare stmt1;
+ERROR HY000: Unknown prepared statement handler (stmt1) given to DEALLOCATE PREPARE
+create table to_be_dropped
+(
+a int primary key,
+b char(10)
+);
+prepare stmt2 from ' select a,b from to_be_dropped where a <= 2 ' ;
+drop table to_be_dropped ;
+deallocate prepare stmt2;
+prepare stmt1 from ' select a from t1 where a <= 2 ' ;
+prepare stmt2 from ' select b from t1 where a <= 2 ' ;
+execute stmt2 ;
+b
+one
+two
+execute stmt1 ;
+a
+1
+2
+prepare stmt1 from ' select a from t1 where a <= 2 ' ;
+prepare stmt2 from ' select a from t1 where a <= 2 ' ;
+execute stmt2 ;
+a
+1
+2
+execute stmt1 ;
+a
+1
+2
+deallocate prepare stmt1 ;
+execute stmt2 ;
+a
+1
+2
+test_sequence
+------ show and misc tests ------
+drop table if exists t2;
+create table t2 
+(
+a int primary key, b char(10)
+);
+prepare stmt4 from ' show databases ';
+execute stmt4;
+Database
+mysql
+test
+prepare stmt4 from ' show tables from test like ''t2%'' ';
+execute stmt4;
+Tables_in_test (t2%)
+t2
+prepare stmt4 from ' show columns from t2 from test like ''a%'' ';
+execute stmt4;
+Field	Type	Null	Key	Default	Extra
+a	int(11)		PRI	0	
+create index t2_idx on t2(b);
+prepare stmt4 from ' show index from t2 from test ';
+execute stmt4;
+Table	Non_unique	Key_name	Seq_in_index	Column_name	Collation	Cardinality	Sub_part	Packed	Null	Index_type	Comment
+t2	0	PRIMARY	1	a	A	0	NULL	NULL		BTREE	
+t2	1	t2_idx	1	b	A	NULL	NULL	NULL	YES	BTREE	
+prepare stmt4 from ' show table status from test like ''t2%'' ';
+execute stmt4;
+Name	Engine	Version	Row_format	Rows	Avg_row_length	Data_length	Max_data_length	Index_length	Data_free	Auto_increment	Create_time	Update_time	Check_time	Collation	Checksum	Create_options	Comment
+t2	MyISAM	9	Fixed	0	0	0	64424509439	1024	0	NULL	#	#	#	latin1_swedish_ci	NULL		
+prepare stmt4 from ' show table status from test like ''t_many_col_types%'' ';
+execute stmt4;
+Name	Engine	Version	Row_format	Rows	Avg_row_length	Data_length	Max_data_length	Index_length	Data_free	Auto_increment	Create_time	Update_time	Check_time	Collation	Checksum	Create_options	Comment
+t_many_col_types	MyISAM	9	Dynamic	2	220	440	4294967295	2048	0	NULL	#	#	#	latin1_swedish_ci	NULL		
+prepare stmt4 from ' show status like ''Threads_running'' ';
+execute stmt4;
+Variable_name	Value
+Threads_running	1
+prepare stmt4 from ' show variables like ''sql_mode'' ';
+execute stmt4;
+Variable_name	Value
+sql_mode	
+prepare stmt4 from ' show engine bdb logs ';
+execute stmt4;
+prepare stmt4 from ' show full processlist ';
+execute stmt4;
+Id	User	Host	db	Command	Time	State	Info
+number	root	localhost	test	Query	0	NULL	show full processlist
+prepare stmt4 from ' show grants for user ';
+prepare stmt4 from ' show create table t2 ';
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+prepare stmt4 from ' show master status ';
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+prepare stmt4 from ' show master logs ';
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+prepare stmt4 from ' show slave status ';
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+prepare stmt4 from ' show warnings limit 20 ';
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+prepare stmt4 from ' show errors limit 20 ';
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+prepare stmt4 from ' show storage engines ';
+execute stmt4;
+Engine	Support	Comment
+MyISAM	YES/NO	Default type from 3.23 with great performance
+HEAP	YES/NO	Hash based, stored in memory, useful for temporary tables
+MEMORY	YES/NO	Alias for HEAP
+MERGE	YES/NO	Collection of identical MyISAM tables
+MRG_MYISAM	YES/NO	Alias for MERGE
+ISAM	YES/NO	Obsolete table type; Is replaced by MyISAM
+MRG_ISAM	YES/NO	Obsolete table type; Is replaced by MRG_MYISAM
+InnoDB	YES/NO	Supports transactions, row-level locking and foreign keys
+INNOBASE	YES/NO	Alias for INNODB
+BDB	YES/NO	Supports transactions and page-level locking
+BERKELEYDB	YES/NO	Alias for BDB
+NDBCLUSTER	YES/NO	Clustered, fault tolerant memory based tables
+NDB	YES/NO	Alias for NDBCLUSTER
+EXAMPLE	YES/NO	Example storage engine
+ARCHIVE	YES/NO	Archive storage engine
+drop table if exists tx;
+prepare stmt1 from ' drop table if exists tx ' ;
+execute stmt1 ;
+Warnings:
+Note	1051	Unknown table 'tx'
+prepare stmt1 from ' drop table tx ' ;
+execute stmt1 ;
+ERROR 42S02: Unknown table 'tx'
+prepare stmt1 from ' prepare stmt2 from '' select 1 ''  ' ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' select 1 '' at line 1
+prepare stmt1 from ' execute stmt2 ' ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'stmt2' at line 1
+prepare stmt1 from ' deallocate prepare never_prepared ' ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'never_prepared' at line 1
+prepare stmt4 from ' use test ' ;
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+prepare stmt3 from ' create database drop_me ';
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+create database drop_me ;
+prepare stmt3 from ' drop database drop_me ';
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+drop database drop_me ;
+prepare stmt3 from ' grant all on test.t1 to drop_user@localhost
+identified by ''looser'' ';
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+grant all on test.t1 to drop_user@localhost
+identified by 'looser' ;
+prepare stmt3 from ' revoke all privileges on test.t1 from 
+drop_user@localhost ';
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+revoke all privileges on test.t1 from drop_user@localhost ;
+prepare stmt3 from ' drop user drop_user@localhost ';
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+drop user drop_user@localhost;
+prepare stmt3 from ' describe t2 ';
+execute stmt3;
+Field	Type	Null	Key	Default	Extra
+a	int(11)		PRI	0	
+b	char(10)	YES	MUL	NULL	
+drop table t2 ;
+execute stmt3;
+ERROR 42S02: Table 'test.t2' doesn't exist
+prepare stmt3 from ' lock tables t1 read ' ;
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+prepare stmt3 from ' unlock tables ' ;
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+prepare stmt1 from ' load data infile ''data.txt''
+into table t1 fields terminated by ''\t'' ';
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+prepare stmt1 from ' select * into outfile ''data.txt'' from t1 ';
+execute stmt1 ;
+prepare stmt1 from ' optimize table t1 ' ;
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+prepare stmt1 from ' analyze table t1 ' ;
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+prepare stmt1 from ' checksum table t1 ' ;
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+prepare stmt1 from ' repair table t1 ' ;
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+prepare stmt1 from ' restore table t1 from ''data.txt'' ' ;
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+prepare stmt1 from ' handler t1 open ';
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+prepare stmt3 from ' commit ' ;
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+prepare stmt3 from ' rollback ' ;
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+prepare stmt4 from ' SET sql_mode=ansi ';
+execute stmt4;
+select 'a' || 'b' ;
+'a' || 'b'
+ab
+prepare stmt4 from ' SET sql_mode="" ';
+execute stmt4;
+select 'a' || 'b' ;
+'a' || 'b'
+0
+prepare stmt5 from ' select ''a'' || ''b'' ' ;
+execute stmt5;
+'a' || 'b'
+0
+SET sql_mode=ansi;
+execute stmt5;
+'a' || 'b'
+0
+SET sql_mode="";
+prepare stmt1 from ' flush local privileges ' ;
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+prepare stmt1 from ' reset query cache ' ;
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+prepare stmt1 from ' KILL 0 ';
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+prepare stmt1 from ' explain select a from t1 order by b ';
+execute stmt1;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Name	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def					id	8	3	1	N	32801	0	8
+def					select_type	253	19	6	N	1	31	63
+def					table	253	64	2	N	1	31	63
+def					type	253	10	3	N	1	31	63
+def					possible_keys	253	4096	0	Y	0	31	63
+def					key	253	64	0	Y	0	31	63
+def					key_len	8	3	0	Y	32800	0	8
+def					ref	253	1024	0	Y	0	31	63
+def					rows	8	10	1	N	32801	0	8
+def					Extra	253	255	14	N	1	31	63
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	4	Using filesort
+SET @arg00=1 ;
+prepare stmt1 from ' explain select a from t1 where a > ? order by b ';
+execute stmt1 using @arg00;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Name	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def					id	8	3	1	N	32801	0	8
+def					select_type	253	19	6	N	1	31	63
+def					table	253	64	2	N	1	31	63
+def					type	253	10	5	N	1	31	63
+def					possible_keys	253	4096	7	Y	0	31	63
+def					key	253	64	7	Y	0	31	63
+def					key_len	8	3	1	Y	32800	0	8
+def					ref	253	1024	0	Y	0	31	63
+def					rows	8	10	1	N	32801	0	8
+def					Extra	253	255	27	N	1	31	63
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	range	PRIMARY	PRIMARY	4	NULL	3	Using where; Using filesort
+test_sequence
+------ create/drop/alter/rename tests ------
+drop table if exists t2, t3;
+prepare stmt_drop from ' drop table if exists t2 ' ;
+execute stmt_drop;
+prepare stmt_create from ' create table t2 (
+                             a int primary key, b char(10)) ';
+execute stmt_create;
+prepare stmt3 from ' create table t3 like t2 ';
+execute stmt3;
+drop table t3;
+set @arg00=1;
+prepare stmt3 from ' create table t3 (m int) select ? as m ' ;
+execute stmt3 using @arg00;
+select m from t3;
+m
+1
+drop table t3;
+prepare stmt3 from ' create index t2_idx on t2(b) ';
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+prepare stmt3 from ' drop index t2_idx on t2 ' ;
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+prepare stmt3 from ' alter table t2 drop primary key ';
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+drop table if exists new_t2;
+prepare stmt3 from ' rename table t2 to new_t2 ';
+execute stmt3;
+execute stmt3;
+ERROR 42S01: Table 'new_t2' already exists
+rename table new_t2 to t2;
+drop table t2;
+test_sequence
+------ big statement tests ------
+select 'ABC' as my_const_col from t1 where
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 ;
+my_const_col
+ABC
+ABC
+ABC
+ABC
+prepare stmt1 from ' select ''ABC'' as my_const_col FROM t1 WHERE
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 ' ;
+execute stmt1 ;
+my_const_col
+ABC
+ABC
+ABC
+ABC
+execute stmt1 ;
+my_const_col
+ABC
+ABC
+ABC
+ABC
+select 'ABC' as my_const_col FROM t1 WHERE
+'1234567890123456789012345678901234567890123456789012345678901234567890'
+= '1234567890123456789012345678901234567890123456789012345678901234567890' AND
+'1234567890123456789012345678901234567890123456789012345678901234567890'
+= '1234567890123456789012345678901234567890123456789012345678901234567890' AND
+'1234567890123456789012345678901234567890123456789012345678901234567890'
+= '1234567890123456789012345678901234567890123456789012345678901234567890' AND
+'1234567890123456789012345678901234567890123456789012345678901234567890'
+= '1234567890123456789012345678901234567890123456789012345678901234567890' AND
+'1234567890123456789012345678901234567890123456789012345678901234567890'
+= '1234567890123456789012345678901234567890123456789012345678901234567890' AND
+'1234567890123456789012345678901234567890123456789012345678901234567890'
+= '1234567890123456789012345678901234567890123456789012345678901234567890' AND
+'1234567890123456789012345678901234567890123456789012345678901234567890'
+= '1234567890123456789012345678901234567890123456789012345678901234567890' AND
+'1234567890123456789012345678901234567890123456789012345678901234567890'
+= '1234567890123456789012345678901234567890123456789012345678901234567890' AND
+'1234567890123456789012345678901234567890123456789012345678901234567890'
+= '1234567890123456789012345678901234567890123456789012345678901234567890' ;
+my_const_col
+ABC
+ABC
+ABC
+ABC
+prepare stmt1 from ' select ''ABC'' as my_const_col FROM t1 WHERE
+''1234567890123456789012345678901234567890123456789012345678901234567890''
+= ''1234567890123456789012345678901234567890123456789012345678901234567890'' AND
+''1234567890123456789012345678901234567890123456789012345678901234567890''
+= ''1234567890123456789012345678901234567890123456789012345678901234567890'' AND
+''1234567890123456789012345678901234567890123456789012345678901234567890''
+= ''1234567890123456789012345678901234567890123456789012345678901234567890'' AND
+''1234567890123456789012345678901234567890123456789012345678901234567890''
+= ''1234567890123456789012345678901234567890123456789012345678901234567890'' AND
+''1234567890123456789012345678901234567890123456789012345678901234567890''
+= ''1234567890123456789012345678901234567890123456789012345678901234567890'' AND
+''1234567890123456789012345678901234567890123456789012345678901234567890''
+= ''1234567890123456789012345678901234567890123456789012345678901234567890'' AND
+''1234567890123456789012345678901234567890123456789012345678901234567890''
+= ''1234567890123456789012345678901234567890123456789012345678901234567890'' AND
+''1234567890123456789012345678901234567890123456789012345678901234567890''
+= ''1234567890123456789012345678901234567890123456789012345678901234567890'' AND
+''1234567890123456789012345678901234567890123456789012345678901234567890''
+= ''1234567890123456789012345678901234567890123456789012345678901234567890'' ';
+execute stmt1 ;
+my_const_col
+ABC
+ABC
+ABC
+ABC
+execute stmt1 ;
+my_const_col
+ABC
+ABC
+ABC
+ABC
+set @arg00= 1;
+set @arg01= 1;
+set @arg02= 1;
+set @arg03= 1;
+set @arg04= 1;
+set @arg05= 1;
+set @arg06= 1;
+set @arg07= 1;
+set @arg10= 1;
+set @arg11= 1;
+set @arg12= 1;
+set @arg13= 1;
+set @arg14= 1;
+set @arg15= 1;
+set @arg16= 1;
+set @arg17= 1;
+set @arg20= 1;
+set @arg21= 1;
+set @arg22= 1;
+set @arg23= 1;
+set @arg24= 1;
+set @arg25= 1;
+set @arg26= 1;
+set @arg27= 1;
+set @arg30= 1;
+set @arg31= 1;
+set @arg32= 1;
+set @arg33= 1;
+set @arg34= 1;
+set @arg35= 1;
+set @arg36= 1;
+set @arg37= 1;
+set @arg40= 1;
+set @arg41= 1;
+set @arg42= 1;
+set @arg43= 1;
+set @arg44= 1;
+set @arg45= 1;
+set @arg46= 1;
+set @arg47= 1;
+set @arg50= 1;
+set @arg51= 1;
+set @arg52= 1;
+set @arg53= 1;
+set @arg54= 1;
+set @arg55= 1;
+set @arg56= 1;
+set @arg57= 1;
+set @arg60= 1;
+set @arg61= 1;
+select 'ABC' as my_const_col FROM t1 WHERE
+@arg00=@arg00 and @arg00=@arg00 and @arg00=@arg00 and @arg00=@arg00 and
+@arg00=@arg00 and @arg00=@arg00 and @arg00=@arg00 and @arg00=@arg00 and
+@arg00=@arg00 and @arg00=@arg00 and @arg00=@arg00 and @arg00=@arg00 and
+@arg00=@arg00 and @arg00=@arg00 and @arg00=@arg00 and @arg00=@arg00 and
+@arg00=@arg00 and @arg00=@arg00 and @arg00=@arg00 and @arg00=@arg00 and
+@arg00=@arg00 and @arg00=@arg00 and @arg00=@arg00 and @arg00=@arg00 and
+@arg00=@arg00 ;
+my_const_col
+ABC
+ABC
+ABC
+ABC
+prepare stmt1 from ' select ''ABC'' as my_const_col FROM t1 WHERE
+ ? = ?  and  ? = ?  and  ? = ?  and  ? = ?  and
+ ? = ?  and  ? = ?  and  ? = ?  and  ? = ?  and
+ ? = ?  and  ? = ?  and  ? = ?  and  ? = ?  and
+ ? = ?  and  ? = ?  and  ? = ?  and  ? = ?  and
+ ? = ?  and  ? = ?  and  ? = ?  and  ? = ?  and
+ ? = ?  and  ? = ?  and  ? = ?  and  ? = ?  and
+ ? = ?  ' ;
+execute stmt1 using 
+@arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, 
+@arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00,
+@arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, 
+@arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, 
+@arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, 
+@arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, 
+@arg00, @arg00;
+my_const_col
+ABC
+ABC
+ABC
+ABC
+execute stmt1 using 
+@arg00, @arg01, @arg02, @arg03, @arg04, @arg05, @arg06, @arg07, 
+@arg10, @arg11, @arg12, @arg13, @arg14, @arg15, @arg16, @arg17,
+@arg20, @arg21, @arg22, @arg23, @arg24, @arg25, @arg26, @arg27, 
+@arg30, @arg31, @arg32, @arg33, @arg34, @arg35, @arg36, @arg37, 
+@arg40, @arg41, @arg42, @arg43, @arg44, @arg45, @arg46, @arg47, 
+@arg50, @arg51, @arg52, @arg53, @arg54, @arg55, @arg56, @arg57, 
+@arg60, @arg61 ;
+my_const_col
+ABC
+ABC
+ABC
+ABC
+drop table t1 ;
diff --git a/mysql-test/r/ps_2myisam.result b/mysql-test/r/ps_2myisam.result
new file mode 100644
index 00000000000..04c95271aad
--- /dev/null
+++ b/mysql-test/r/ps_2myisam.result
@@ -0,0 +1,1269 @@
+use test;
+drop table if exists t1, t_many_col_types ;
+create table t1
+(
+a int, b varchar(30),
+primary key(a)
+) engine = 'MYISAM'  ;
+create table t_many_col_types 
+(
+c1  tinyint, c2  smallint, c3  mediumint, c4  int,
+c5  integer, c6  bigint, c7  float, c8  double,
+c9  double precision, c10 real, c11 decimal(7, 4), c12 numeric(8, 4),
+c13 date, c14 datetime, c15 timestamp(14), c16 time,
+c17 year, c18 bit, c19 bool, c20 char,
+c21 char(10), c22 varchar(30), c23 tinyblob, c24 tinytext,
+c25 blob, c26 text, c27 mediumblob, c28 mediumtext,
+c29 longblob, c30 longtext, c31 enum('one', 'two', 'three'),
+c32 set('monday', 'tuesday', 'wednesday'),
+primary key(c1)
+) engine = 'MYISAM'  ;
+delete from t1 ;
+insert into t1 values (1,'one');
+insert into t1 values (2,'two');
+insert into t1 values (3,'three');
+insert into t1 values (4,'four');
+commit ;
+delete from t_many_col_types ;
+insert into t_many_col_types
+set c1= 1, c2= 1, c3= 1, c4= 1, c5= 1, c6= 1, c7= 1, c8= 1, c9= 1,
+c10= 1, c11= 1, c12 = 1,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=true, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='one', c32= 'monday';
+insert into t_many_col_types
+set c1= 9, c2= 9, c3= 9, c4= 9, c5= 9, c6= 9, c7= 9, c8= 9, c9= 9,
+c10= 9, c11= 9, c12 = 9,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=false, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='two', c32= 'tuesday';
+test_sequence
+------ simple select tests ------
+set @arg00='SELECT' ;
+prepare stmt1 from ' ? a from t1 where a=1 ';
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '? a from t1 where a=1' at line 1
+set @arg00=1 ;
+select @arg00, b from t1 where a=1 ;
+@arg00	b
+1	one
+prepare stmt1 from ' select ?, b from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+?	b
+1	one
+set @arg00='lion' ;
+select @arg00, b from t1 where a=1 ;
+@arg00	b
+lion	one
+prepare stmt1 from ' select ?, b from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+?	b
+lion	one
+set @arg00=NULL ;
+select @arg00, b from t1 where a=1 ;
+@arg00	b
+NULL	one
+prepare stmt1 from ' select ?, b from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+?	b
+NULL	one
+set @arg00=1 ;
+select b, a - @arg00 from t1 where a=1 ;
+b	a - @arg00
+one	0
+prepare stmt1 from ' select b, a - ? from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+b	a - ?
+one	0
+set @arg00='MySQL' ;
+select substr(@arg00,1,2) from t1 where a=1 ;
+substr(@arg00,1,2)
+My
+prepare stmt1 from ' select substr(?,1,2) from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+substr(?,1,2)
+My
+set @arg00=3 ;
+select substr('MySQL',@arg00,5) from t1 where a=1 ;
+substr('MySQL',@arg00,5)
+SQL
+prepare stmt1 from ' select substr(''MySQL'',?,5) from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+substr('MySQL',?,5)
+SQL
+select substr('MySQL',1,@arg00) from t1 where a=1 ;
+substr('MySQL',1,@arg00)
+MyS
+prepare stmt1 from ' select substr(''MySQL'',1,?) from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+substr('MySQL',1,?)
+MyS
+set @arg00='MySQL' ;
+select a , concat(@arg00,b) from t1 ;
+a	concat(@arg00,b)
+1	MySQLone
+2	MySQLtwo
+3	MySQLthree
+4	MySQLfour
+prepare stmt1 from ' select a , concat(?,b) from t1 ' ;
+execute stmt1 using @arg00;
+a	concat(?,b)
+1	MySQLone
+2	MySQLtwo
+3	MySQLthree
+4	MySQLfour
+select a , concat(b,@arg00) from t1 ;
+a	concat(b,@arg00)
+1	oneMySQL
+2	twoMySQL
+3	threeMySQL
+4	fourMySQL
+prepare stmt1 from ' select a , concat(b,?) from t1 ' ;
+execute stmt1 using @arg00;
+a	concat(b,?)
+1	oneMySQL
+2	twoMySQL
+3	threeMySQL
+4	fourMySQL
+set @arg00='MySQL' ;
+select group_concat(@arg00,b) from t1 
+group by 'a' ;
+group_concat(@arg00,b)
+MySQLone,MySQLtwo,MySQLthree,MySQLfour
+prepare stmt1 from ' select group_concat(?,b) from t1
+group by ''a'' ' ;
+execute stmt1 using @arg00;
+group_concat(?,b)
+MySQLone,MySQLtwo,MySQLthree,MySQLfour
+select group_concat(b,@arg00) from t1 
+group by 'a' ;
+group_concat(b,@arg00)
+oneMySQL,twoMySQL,threeMySQL,fourMySQL
+prepare stmt1 from ' select group_concat(b,?) from t1
+group by ''a'' ' ;
+execute stmt1 using @arg00;
+group_concat(b,?)
+oneMySQL,twoMySQL,threeMySQL,fourMySQL
+set @arg00='first' ;
+set @arg01='second' ;
+set @arg02=NULL;
+select @arg00, @arg01 from t1 where a=1 ;
+@arg00	@arg01
+first	second
+prepare stmt1 from ' select ?, ? from t1 where a=1 ' ;
+execute stmt1 using @arg00, @arg01 ;
+?	?
+first	second
+execute stmt1 using @arg02, @arg01 ;
+?	?
+NULL	second
+execute stmt1 using @arg00, @arg02 ;
+?	?
+first	NULL
+execute stmt1 using @arg02, @arg02 ;
+?	?
+NULL	NULL
+drop table if exists new_tab ;
+create table new_tab (id1 int(11) not null default '0',
+value2 varchar(100), value1 varchar(100)) ;
+insert into new_tab values (1,'hh','hh'),(2,'hh','hh'),
+(1,'ii','ii'),(2,'ii','ii') ;
+prepare stmt1 from ' select id1,value1 from new_tab where id1=? or value1=? ' ;
+set @arg00=1 ;
+set @arg01='hh' ;
+execute stmt1 using @arg00, @arg01 ;
+id1	value1
+1	hh
+2	hh
+1	ii
+drop table new_tab ;
+drop table if exists new_tab ;
+create table new_tab(session_id  char(9) not null) ;
+insert into new_tab values ('abc') ;
+prepare stmt1 from ' select * from new_tab
+where ?=''1111'' and session_id = ''abc'' ' ;
+set @arg00='abc' ;
+execute stmt1 using @arg00 ;
+session_id
+set @arg00='1111' ;
+execute stmt1 using @arg00 ;
+session_id
+abc
+set @arg00='abc' ;
+execute stmt1 using @arg00 ;
+session_id
+drop table new_tab ;
+set @arg00='FROM' ;
+select a @arg00 t1 where a=1 ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '@arg00 t1 where a=1' at line 1
+prepare stmt1 from ' select a ? t1 where a=1 ' ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '? t1 where a=1' at line 1
+set @arg00='t1' ;
+select a from @arg00 where a=1 ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '@arg00 where a=1' at line 1
+prepare stmt1 from ' select a from ? where a=1 ' ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '? where a=1' at line 1
+set @arg00='WHERE' ;
+select a from t1 @arg00 a=1 ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '@arg00 a=1' at line 1
+prepare stmt1 from ' select a from t1 ? a=1 ' ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '? a=1' at line 1
+set @arg00=1 ;
+select a FROM t1 where a=@arg00 ;
+a
+1
+prepare stmt1 from ' select a FROM t1 where a=? ' ;
+execute stmt1 using @arg00 ;
+a
+1
+set @arg00=1000 ;
+execute stmt1 using @arg00 ;
+a
+set @arg00=NULL ;
+select a FROM t1 where a=@arg00 ;
+a
+prepare stmt1 from ' select a FROM t1 where a=? ' ;
+execute stmt1 using @arg00 ;
+a
+set @arg00=4 ;
+select a FROM t1 where a=sqrt(@arg00) ;
+a
+2
+prepare stmt1 from ' select a FROM t1 where a=sqrt(?) ' ;
+execute stmt1 using @arg00 ;
+a
+2
+set @arg00=NULL ;
+select a FROM t1 where a=sqrt(@arg00) ;
+a
+prepare stmt1 from ' select a FROM t1 where a=sqrt(?) ' ;
+execute stmt1 using @arg00 ;
+a
+set @arg00=2 ;
+set @arg01=3 ;
+select a FROM t1 where a in (@arg00,@arg01);
+a
+2
+3
+prepare stmt1 from ' select a FROM t1 where a in (?,?) ';
+execute stmt1 using @arg00, @arg01;
+a
+2
+3
+prepare stmt1 from ' select b FROM t1 where b like ? ';
+set @arg00='two' ;
+execute stmt1 using @arg00 ;
+b
+two
+set @arg00='tw%' ;
+execute stmt1 using @arg00 ;
+b
+two
+set @arg00='%wo' ;
+execute stmt1 using @arg00 ;
+b
+two
+set @arg00='>' ;
+select a FROM t1 where a @arg00 1 ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '@arg00 1' at line 1
+prepare stmt1 from ' select a FROM t1 where a ? 1 ' ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '? 1' at line 1
+set @arg00=1 ;
+select a,b FROM t1 where a is not NULL
+AND b is not NULL group by a - @arg00 ;
+a	b
+1	one
+2	two
+3	three
+4	four
+prepare stmt1 from ' select a,b FROM t1 where a is not NULL
+AND b is not NULL group by a - ? ' ;
+execute stmt1 using @arg00 ;
+a	b
+1	one
+2	two
+3	three
+4	four
+set @arg00='two' ;
+select a,b FROM t1 where a is not NULL
+AND b is not NULL having b <> @arg00 ;
+a	b
+1	one
+3	three
+4	four
+prepare stmt1 from ' select a,b FROM t1 where a is not NULL
+AND b is not NULL having b <> ? ' ;
+execute stmt1 using @arg00 ;
+a	b
+1	one
+3	three
+4	four
+set @arg00=1 ;
+select a,b FROM t1 where a is not NULL
+AND b is not NULL order by a - @arg00 ;
+a	b
+1	one
+2	two
+3	three
+4	four
+prepare stmt1 from ' select a,b FROM t1 where a is not NULL
+AND b is not NULL order by a - ? ' ;
+execute stmt1 using @arg00 ;
+a	b
+1	one
+2	two
+3	three
+4	four
+set @arg00=2 ;
+select a,b from t1 order by 2 ;
+a	b
+4	four
+1	one
+3	three
+2	two
+prepare stmt1 from ' select a,b from t1
+order by ? ';
+execute stmt1 using @arg00;
+a	b
+4	four
+1	one
+3	three
+2	two
+set @arg00=1;
+prepare stmt1 from ' select a,b from t1
+limit 1 ';
+execute stmt1 ;
+a	b
+1	one
+prepare stmt1 from ' select a,b from t1
+limit ? ';
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '?' at line 2
+set @arg00='b' ;
+set @arg01=0 ;
+set @arg02=2 ;
+set @arg03=2 ;
+select sum(a), @arg00 from t1 where a > @arg01
+and b is not null group by substr(b,@arg02)
+having sum(a) <> @arg03 ;
+sum(a)	@arg00
+3	b
+1	b
+4	b
+prepare stmt1 from ' select sum(a), ? from t1 where a > ?
+and b is not null group by substr(b,?)
+having sum(a) <> ? ';
+execute stmt1 using @arg00, @arg01, @arg02, @arg03;
+sum(a)	?
+3	b
+1	b
+4	b
+test_sequence
+------ join tests ------
+select first.a as a1, second.a as a2 
+from t1 first, t1 second
+where first.a = second.a ;
+a1	a2
+1	1
+2	2
+3	3
+4	4
+prepare stmt1 from ' select first.a as a1, second.a as a2 
+        from t1 first, t1 second
+        where first.a = second.a ';
+execute stmt1 ;
+a1	a2
+1	1
+2	2
+3	3
+4	4
+set @arg00='ABC';
+set @arg01='two';
+set @arg02='one';
+select first.a, @arg00, second.a FROM t1 first, t1 second
+where @arg01 = first.b or first.a = second.a or second.b = @arg02;
+a	@arg00	a
+1	ABC	1
+2	ABC	1
+2	ABC	2
+2	ABC	3
+2	ABC	4
+3	ABC	1
+3	ABC	3
+4	ABC	1
+4	ABC	4
+prepare stmt1 from ' select first.a, ?, second.a FROM t1 first, t1 second
+                    where ? = first.b or first.a = second.a or second.b = ? ';
+execute stmt1 using @arg00, @arg01, @arg02;
+a	?	a
+1	ABC	1
+2	ABC	1
+2	ABC	2
+2	ABC	3
+2	ABC	4
+3	ABC	1
+3	ABC	3
+4	ABC	1
+4	ABC	4
+test_sequence
+------ subquery tests ------
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = ''two'') ';
+execute stmt1 ;
+a	b
+2	two
+set @arg00='two' ;
+select a, b FROM t1 outer_table where
+a = (select a from t1 where b = 'two' ) and b=@arg00 ;
+a	b
+2	two
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = ''two'') and b=? ';
+execute stmt1 using @arg00;
+a	b
+2	two
+set @arg00='two' ;
+select a, b FROM t1 outer_table where
+a = (select a from t1 where b = @arg00 ) and b='two' ;
+a	b
+2	two
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = ? ) and b=''two'' ' ;
+execute stmt1 using @arg00;
+a	b
+2	two
+set @arg00=3 ;
+set @arg01='three' ;
+select a,b FROM t1 where (a,b) in (select 3, 'three');
+a	b
+3	three
+select a FROM t1 where (a,b) in (select @arg00,@arg01);
+a
+3
+prepare stmt1 from ' select a FROM t1 where (a,b) in (select ?, ?) ';
+execute stmt1 using @arg00, @arg01;
+a
+3
+set @arg00=1 ;
+set @arg01='two' ;
+set @arg02=2 ;
+set @arg03='two' ;
+select a, @arg00, b FROM t1 outer_table where
+b=@arg01 and a = (select @arg02 from t1 where b = @arg03 ) ;
+a	@arg00	b
+2	1	two
+prepare stmt1 from ' select a, ?, b FROM t1 outer_table where
+   b=? and a = (select ? from t1 where b = ? ) ' ;
+execute stmt1 using @arg00, @arg01, @arg02, @arg03 ;
+a	?	b
+2	1	two
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = outer_table.b ) ';
+execute stmt1 ;
+a	b
+1	one
+2	two
+3	three
+4	four
+set @arg00='two' ;
+select a, b FROM t1 outer_table where
+a = (select a from t1 where b = outer_table.b ) and b=@arg00 ;
+a	b
+2	two
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = outer_table.b) and b=? ';
+execute stmt1 using @arg00;
+a	b
+2	two
+set @arg00=2 ;
+select a, b FROM t1 outer_table where
+a = (select a from t1 where a = @arg00 and b = outer_table.b) and b='two' ;
+a	b
+2	two
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where a = ? and b = outer_table.b) and b=''two'' ' ;
+execute stmt1 using @arg00;
+a	b
+2	two
+set @arg00=2 ;
+select a, b FROM t1 outer_table where
+a = (select a from t1 where outer_table.a = @arg00 and a=2) and b='two' ;
+a	b
+2	two
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where outer_table.a = ? and a=2) and b=''two'' ' ;
+execute stmt1 using @arg00;
+a	b
+2	two
+set @arg00=1 ;
+set @arg01='two' ;
+set @arg02=2 ;
+set @arg03='two' ;
+select a, @arg00, b FROM t1 outer_table where
+b=@arg01 and a = (select @arg02 from t1 where outer_table.b = @arg03
+and outer_table.a=a ) ;
+a	@arg00	b
+2	1	two
+prepare stmt1 from ' select a, ?, b FROM t1 outer_table where
+   b=? and a = (select ? from t1 where outer_table.b = ? 
+                   and outer_table.a=a ) ' ;
+execute stmt1 using @arg00, @arg01, @arg02, @arg03 ;
+a	?	b
+2	1	two
+set @arg00=1 ;
+set @arg01=0 ;
+select a, @arg00 
+from ( select a - @arg00 as a from t1 where a=@arg00 ) as t2
+where a=@arg01;
+a	@arg00
+0	1
+prepare stmt1 from ' select a, ? 
+                    from ( select a - ? as a from t1 where a=? ) as t2
+                    where a=? ';
+execute stmt1 using @arg00, @arg00, @arg00, @arg01 ;
+a	?
+0	1
+drop table if exists t2 ;
+create table t2 as select * from t_many_col_types;
+set @stmt= ' SELECT
+   (SELECT SUM(c1 + c12 + 0.0) FROM t2 
+    where (t_many_col_types.c2 - 0e-3) = t2.c2
+    GROUP BY t_many_col_types.c15 LIMIT 1) as scalar_s,
+   exists (select 1.0e+0 from t2 
+           where t2.c3 * 9.0000000000 = t_many_col_types.c4) as exists_s,
+   c5 * 4 in (select c6 + 0.3e+1 from t2) as in_s,
+   (c7 - 4, c8 - 4) in (select c9 + 4.0, c10 + 40e-1 from t2) as in_row_s
+FROM t_many_col_types,
+(select c25 x, c32 y from t2) tt WHERE x = c25 ' ;
+prepare stmt1 from @stmt ;
+execute stmt1 ;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Name	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def					scalar_s	5	21	7	Y	32768	4	8
+def					exists_s	8	1	1	N	32769	0	8
+def					in_s	8	21	1	Y	32768	0	8
+def					in_row_s	8	21	1	Y	32768	0	8
+scalar_s	exists_s	in_s	in_row_s
+2.0000	0	1	0
+18.0000	1	0	1
+2.0000	0	1	0
+18.0000	1	0	1
+execute stmt1 ;
+scalar_s	exists_s	in_s	in_row_s
+2.0000	0	1	0
+18.0000	1	0	1
+2.0000	0	1	0
+18.0000	1	0	1
+set @stmt= concat('explain ',@stmt);
+prepare stmt1 from @stmt ;
+execute stmt1 ;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Name	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def					id	8	3	1	N	32801	0	8
+def					select_type	253	19	18	N	1	31	63
+def					table	253	64	16	N	1	31	63
+def					type	253	10	3	N	1	31	63
+def					possible_keys	253	4096	0	Y	0	31	63
+def					key	253	64	0	Y	0	31	63
+def					key_len	8	3	0	Y	32800	0	8
+def					ref	253	1024	0	Y	0	31	63
+def					rows	8	10	1	N	32801	0	8
+def					Extra	253	255	44	N	1	31	63
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	PRIMARY	t_many_col_types	ALL	NULL	NULL	NULL	NULL	2	
+1	PRIMARY	<derived6>	ALL	NULL	NULL	NULL	NULL	2	Using where
+6	DERIVED	t2	ALL	NULL	NULL	NULL	NULL	2	
+5	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+4	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+3	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+2	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where; Using temporary; Using filesort
+execute stmt1 ;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	PRIMARY	t_many_col_types	ALL	NULL	NULL	NULL	NULL	2	
+1	PRIMARY	<derived6>	ALL	NULL	NULL	NULL	NULL	2	Using where
+6	DERIVED	t2	ALL	NULL	NULL	NULL	NULL	2	
+5	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+4	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+3	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+2	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where; Using temporary; Using filesort
+set @stmt= ' SELECT
+   (SELECT SUM(c1+c12+?) FROM t2 where (t_many_col_types.c2-?)=t2.c2
+    GROUP BY t_many_col_types.c15 LIMIT 1) as scalar_s,
+   exists (select ? from t2 
+           where t2.c3*?=t_many_col_types.c4) as exists_s,
+   c5*? in (select c6+? from t2) as in_s,
+   (c7-?, c8-?) in (select c9+?, c10+? from t2) as in_row_s
+FROM t_many_col_types,
+(select c25 x, c32 y from t2) tt WHERE x =c25 ' ;
+set @arg00= 0.0 ;
+set @arg01= 0e-3 ;
+set @arg02= 1.0e+0 ;
+set @arg03= 9.0000000000 ;
+set @arg04= 4 ;
+set @arg05= 0.3e+1 ;
+set @arg06= 4 ;
+set @arg07= 4 ;
+set @arg08= 4.0 ;
+set @arg09= 40e-1 ;
+prepare stmt1 from @stmt ;
+execute stmt1 using @arg00, @arg01, @arg02, @arg03, @arg04, @arg05, @arg06,
+@arg07, @arg08, @arg09 ;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Name	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def					scalar_s	5	23	2	Y	32768	31	8
+def					exists_s	8	1	1	N	32769	0	8
+def					in_s	8	21	1	Y	32768	0	8
+def					in_row_s	8	21	1	Y	32768	0	8
+scalar_s	exists_s	in_s	in_row_s
+2	0	1	0
+18	1	0	1
+2	0	1	0
+18	1	0	1
+execute stmt1 using @arg00, @arg01, @arg02, @arg03, @arg04, @arg05, @arg06,
+@arg07, @arg08, @arg09 ;
+scalar_s	exists_s	in_s	in_row_s
+2	0	1	0
+18	1	0	1
+2	0	1	0
+18	1	0	1
+set @stmt= concat('explain ',@stmt);
+prepare stmt1 from @stmt ;
+execute stmt1 using @arg00, @arg01, @arg02, @arg03, @arg04, @arg05, @arg06,
+@arg07, @arg08, @arg09 ;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Name	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def					id	8	3	1	N	32801	0	8
+def					select_type	253	19	18	N	1	31	63
+def					table	253	64	16	N	1	31	63
+def					type	253	10	3	N	1	31	63
+def					possible_keys	253	4096	0	Y	0	31	63
+def					key	253	64	0	Y	0	31	63
+def					key_len	8	3	0	Y	32800	0	8
+def					ref	253	1024	0	Y	0	31	63
+def					rows	8	10	1	N	32801	0	8
+def					Extra	253	255	44	N	1	31	63
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	PRIMARY	t_many_col_types	ALL	NULL	NULL	NULL	NULL	2	
+1	PRIMARY	<derived6>	ALL	NULL	NULL	NULL	NULL	2	Using where
+6	DERIVED	t2	ALL	NULL	NULL	NULL	NULL	2	
+5	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+4	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+3	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+2	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where; Using temporary; Using filesort
+execute stmt1 using @arg00, @arg01, @arg02, @arg03, @arg04, @arg05, @arg06,
+@arg07, @arg08, @arg09 ;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	PRIMARY	t_many_col_types	ALL	NULL	NULL	NULL	NULL	2	
+1	PRIMARY	<derived6>	ALL	NULL	NULL	NULL	NULL	2	Using where
+6	DERIVED	t2	ALL	NULL	NULL	NULL	NULL	2	
+5	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+4	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+3	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+2	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where; Using temporary; Using filesort
+drop table t2 ;
+test_sequence
+------ union tests ------
+prepare stmt1 from ' select a FROM t1 where a=1
+                     union distinct
+                     select a FROM t1 where a=1 ';
+execute stmt1 ;
+a
+1
+execute stmt1 ;
+a
+1
+prepare stmt1 from ' select a FROM t1 where a=1
+                     union all
+                     select a FROM t1 where a=1 ';
+execute stmt1 ;
+a
+1
+1
+set @arg00=1 ;
+select @arg00 FROM t1 where a=1
+union distinct
+select 1 FROM t1 where a=1;
+@arg00
+1
+prepare stmt1 from ' select ? FROM t1 where a=1
+                     union distinct
+                     select 1 FROM t1 where a=1 ' ;
+execute stmt1 using @arg00;
+?
+1
+set @arg00=1 ;
+select 1 FROM t1 where a=1
+union distinct
+select @arg00 FROM t1 where a=1;
+1
+1
+prepare stmt1 from ' select 1 FROM t1 where a=1
+                     union distinct
+                     select ? FROM t1 where a=1 ' ;
+execute stmt1 using @arg00;
+1
+1
+set @arg00='a' ;
+select @arg00 FROM t1 where a=1
+union distinct
+select @arg00 FROM t1 where a=1;
+@arg00
+a
+prepare stmt1 from ' select ? FROM t1 where a=1
+                     union distinct
+                     select ? FROM t1 where a=1 ';
+execute stmt1 using @arg00, @arg00;
+?
+a
+prepare stmt1 from ' select ? 
+                     union distinct
+                     select ? ';
+execute stmt1 using @arg00, @arg00;
+?
+a
+set @arg00='a' ;
+set @arg01=1 ;
+set @arg02='a' ;
+set @arg03=2 ;
+select @arg00 FROM t1 where a=@arg01
+union distinct
+select @arg02 FROM t1 where a=@arg03;
+@arg00
+a
+prepare stmt1 from ' select ? FROM t1 where a=?
+                     union distinct
+                     select ? FROM t1 where a=? ' ;
+execute stmt1 using @arg00, @arg01, @arg02, @arg03;
+?
+a
+set @arg00=1 ;
+prepare stmt1 from ' select sum(a) + 200, ? from t1
+union distinct
+select sum(a) + 200, 1 from t1
+group by b ' ;
+execute stmt1 using @arg00;
+sum(a) + 200	?
+210	1
+204	1
+201	1
+203	1
+202	1
+set @Oporto='Oporto' ;
+set @Lisboa='Lisboa' ;
+set @0=0 ;
+set @1=1 ;
+set @2=2 ;
+set @3=3 ;
+set @4=4 ;
+select @Oporto,@Lisboa,@0,@1,@2,@3,@4 ;
+@Oporto	@Lisboa	@0	@1	@2	@3	@4
+Oporto	Lisboa	0	1	2	3	4
+select sum(a) + 200 as the_sum, @Oporto as the_town from t1
+group by b
+union distinct
+select sum(a) + 200, @Lisboa from t1
+group by b ;
+the_sum	the_town
+204	Oporto
+201	Oporto
+203	Oporto
+202	Oporto
+204	Lisboa
+201	Lisboa
+203	Lisboa
+202	Lisboa
+prepare stmt1 from ' select sum(a) + 200 as the_sum, ? as the_town from t1
+                     group by b
+                     union distinct
+                     select sum(a) + 200, ? from t1
+                     group by b ' ;
+execute stmt1 using @Oporto, @Lisboa;
+the_sum	the_town
+204	Oporto
+201	Oporto
+203	Oporto
+202	Oporto
+204	Lisboa
+201	Lisboa
+203	Lisboa
+202	Lisboa
+select sum(a) + 200 as the_sum, @Oporto as the_town from t1
+where a > @1
+group by b
+union distinct
+select sum(a) + 200, @Lisboa from t1
+where a > @2
+group by b ;
+the_sum	the_town
+204	Oporto
+203	Oporto
+202	Oporto
+204	Lisboa
+203	Lisboa
+prepare stmt1 from ' select sum(a) + 200 as the_sum, ? as the_town from t1
+                     where a > ?
+                     group by b
+                     union distinct
+                     select sum(a) + 200, ? from t1
+                     where a > ?
+                     group by b ' ;
+execute stmt1 using @Oporto, @1, @Lisboa, @2;
+the_sum	the_town
+204	Oporto
+203	Oporto
+202	Oporto
+204	Lisboa
+203	Lisboa
+select sum(a) + 200 as the_sum, @Oporto as the_town from t1
+where a > @1
+group by b
+having avg(a) > @2
+union distinct
+select sum(a) + 200, @Lisboa from t1
+where a > @2
+group by b 
+having avg(a) > @3;
+the_sum	the_town
+204	Oporto
+203	Oporto
+204	Lisboa
+prepare stmt1 from ' select sum(a) + 200 as the_sum, ? as the_town from t1
+                     where a > ?
+                     group by b
+                     having avg(a) > ?
+                     union distinct
+                     select sum(a) + 200, ? from t1
+                     where a > ?
+                     group by b
+                     having avg(a) > ? ';
+execute stmt1 using @Oporto, @1, @2, @Lisboa, @2, @3;
+the_sum	the_town
+204	Oporto
+203	Oporto
+204	Lisboa
+test_sequence
+------ explain select tests ------
+prepare stmt1 from ' select * from t_many_col_types ' ;
+execute stmt1;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Name	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def	test	t_many_col_types	t_many_col_types	c1	c1	1	4	1	N	49155	0	63
+def	test	t_many_col_types	t_many_col_types	c2	c2	2	6	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c3	c3	9	9	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c4	c4	3	11	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c5	c5	3	11	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c6	c6	8	20	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c7	c7	4	12	1	Y	32768	31	63
+def	test	t_many_col_types	t_many_col_types	c8	c8	5	22	1	Y	32768	31	63
+def	test	t_many_col_types	t_many_col_types	c9	c9	5	22	1	Y	32768	31	63
+def	test	t_many_col_types	t_many_col_types	c10	c10	5	22	1	Y	32768	31	63
+def	test	t_many_col_types	t_many_col_types	c11	c11	0	9	6	Y	32768	4	63
+def	test	t_many_col_types	t_many_col_types	c12	c12	0	10	6	Y	32768	4	63
+def	test	t_many_col_types	t_many_col_types	c13	c13	10	10	10	Y	128	0	63
+def	test	t_many_col_types	t_many_col_types	c14	c14	12	19	19	Y	128	0	63
+def	test	t_many_col_types	t_many_col_types	c15	c15	7	19	19	N	1217	0	63
+def	test	t_many_col_types	t_many_col_types	c16	c16	11	8	8	Y	128	0	63
+def	test	t_many_col_types	t_many_col_types	c17	c17	13	4	4	Y	32864	0	63
+def	test	t_many_col_types	t_many_col_types	c18	c18	1	1	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c19	c19	1	1	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c20	c20	254	1	1	Y	0	0	8
+def	test	t_many_col_types	t_many_col_types	c21	c21	253	10	10	Y	0	0	8
+def	test	t_many_col_types	t_many_col_types	c22	c22	253	30	30	Y	0	0	8
+def	test	t_many_col_types	t_many_col_types	c23	c23	252	255	8	Y	144	0	63
+def	test	t_many_col_types	t_many_col_types	c24	c24	252	255	8	Y	16	0	8
+def	test	t_many_col_types	t_many_col_types	c25	c25	252	65535	4	Y	144	0	63
+def	test	t_many_col_types	t_many_col_types	c26	c26	252	65535	4	Y	16	0	8
+def	test	t_many_col_types	t_many_col_types	c27	c27	252	16777215	10	Y	144	0	63
+def	test	t_many_col_types	t_many_col_types	c28	c28	252	16777215	10	Y	16	0	8
+def	test	t_many_col_types	t_many_col_types	c29	c29	252	16777215	8	Y	144	0	63
+def	test	t_many_col_types	t_many_col_types	c30	c30	252	16777215	8	Y	16	0	8
+def	test	t_many_col_types	t_many_col_types	c31	c31	254	5	3	Y	256	0	8
+def	test	t_many_col_types	t_many_col_types	c32	c32	254	24	7	Y	2048	0	8
+c1	c2	c3	c4	c5	c6	c7	c8	c9	c10	c11	c12	c13	c14	c15	c16	c17	c18	c19	c20	c21	c22	c23	c24	c25	c26	c27	c28	c29	c30	c31	c32
+1	1	1	1	1	1	1	1	1	1	1.0000	1.0000	2004-02-29	2004-02-29 11:11:11	2004-02-29 11:11:11	11:11:11	2004	1	1	a	123456789a	123456789a123456789b123456789c	tinyblob	tinytext	blob	text	mediumblob	mediumtext	longblob	longtext	one	monday
+9	9	9	9	9	9	9	9	9	9	9.0000	9.0000	2004-02-29	2004-02-29 11:11:11	2004-02-29 11:11:11	11:11:11	2004	1	0	a	123456789a	123456789a123456789b123456789c	tinyblob	tinytext	blob	text	mediumblob	mediumtext	longblob	longtext	two	tuesday
+test_sequence
+------ delete tests ------
+delete from t1 ;
+insert into t1 values (1,'one');
+insert into t1 values (2,'two');
+insert into t1 values (3,'three');
+insert into t1 values (4,'four');
+commit ;
+delete from t_many_col_types ;
+insert into t_many_col_types
+set c1= 1, c2= 1, c3= 1, c4= 1, c5= 1, c6= 1, c7= 1, c8= 1, c9= 1,
+c10= 1, c11= 1, c12 = 1,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=true, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='one', c32= 'monday';
+insert into t_many_col_types
+set c1= 9, c2= 9, c3= 9, c4= 9, c5= 9, c6= 9, c7= 9, c8= 9, c9= 9,
+c10= 9, c11= 9, c12 = 9,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=false, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='two', c32= 'tuesday';
+prepare stmt1 from 'delete from t1 where a=2' ;
+execute stmt1;
+select a,b from t1 where a=2;
+a	b
+execute stmt1;
+insert into t1 values(0,NULL);
+set @arg00=NULL;
+prepare stmt1 from 'delete from t1 where b=?' ;
+execute stmt1 using @arg00;
+select a,b from t1 where b is NULL ;
+a	b
+0	NULL
+set @arg00='one';
+execute stmt1 using @arg00;
+select a,b from t1 where b=@arg00;
+a	b
+prepare stmt1 from 'truncate table t1' ;
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+test_sequence
+------ update tests ------
+delete from t1 ;
+insert into t1 values (1,'one');
+insert into t1 values (2,'two');
+insert into t1 values (3,'three');
+insert into t1 values (4,'four');
+commit ;
+delete from t_many_col_types ;
+insert into t_many_col_types
+set c1= 1, c2= 1, c3= 1, c4= 1, c5= 1, c6= 1, c7= 1, c8= 1, c9= 1,
+c10= 1, c11= 1, c12 = 1,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=true, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='one', c32= 'monday';
+insert into t_many_col_types
+set c1= 9, c2= 9, c3= 9, c4= 9, c5= 9, c6= 9, c7= 9, c8= 9, c9= 9,
+c10= 9, c11= 9, c12 = 9,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=false, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='two', c32= 'tuesday';
+prepare stmt1 from 'update t1 set b=''a=two'' where a=2' ;
+execute stmt1;
+select a,b from t1 where a=2;
+a	b
+2	a=two
+execute stmt1;
+select a,b from t1 where a=2;
+a	b
+2	a=two
+set @arg00=NULL;
+prepare stmt1 from 'update t1 set b=? where a=2' ;
+execute stmt1 using @arg00;
+select a,b from t1 where a=2;
+a	b
+2	NULL
+set @arg00='two';
+execute stmt1 using @arg00;
+select a,b from t1 where a=2;
+a	b
+2	two
+set @arg00=2;
+prepare stmt1 from 'update t1 set b=NULL where a=?' ;
+execute stmt1 using @arg00;
+select a,b from t1 where a=@arg00;
+a	b
+2	NULL
+update t1 set b='two' where a=@arg00;
+set @arg00=2000;
+execute stmt1 using @arg00;
+select a,b from t1 where a=@arg00;
+a	b
+set @arg00=2;
+set @arg01=22;
+prepare stmt1 from 'update t1 set a=? where a=?' ;
+execute stmt1 using @arg00, @arg00;
+select a,b from t1 where a=@arg00;
+a	b
+2	two
+execute stmt1 using @arg01, @arg00;
+select a,b from t1 where a=@arg01;
+a	b
+22	two
+execute stmt1 using @arg00, @arg01;
+select a,b from t1 where a=@arg00;
+a	b
+2	two
+set @arg00=NULL;
+set @arg01=2;
+execute stmt1 using @arg00, @arg01;
+Warnings:
+Warning	1265	Data truncated for column 'a' at row 1
+select a,b from t1;
+a	b
+1	one
+0	two
+3	three
+4	four
+set @arg00=0;
+execute stmt1 using @arg01, @arg00;
+select a,b from t1;
+a	b
+1	one
+2	two
+3	three
+4	four
+set @arg00=23;
+set @arg01='two';
+set @arg02=2;
+set @arg03='two';
+set @arg04=2;
+drop table if exists t2;
+create table t2 as select a,b from t1 ;
+prepare stmt1 from 'update t1 set a=? where b=?
+                    and a in (select ? from t2
+                              where b = ? or a = ?)';
+execute stmt1 using @arg00, @arg01, @arg02, @arg03, @arg04 ;
+select a,b from t1 where a = @arg00 ;
+a	b
+23	two
+prepare stmt1 from 'update t1 set a=? where b=?
+                    and a not in (select ? from t2
+                              where b = ? or a = ?)';
+execute stmt1 using @arg04, @arg01, @arg02, @arg03, @arg00 ;
+select a,b from t1 ;
+a	b
+1	one
+2	two
+3	three
+4	four
+drop table t2 ;
+set @arg00=1;
+prepare stmt1 from 'update t1 set b=''bla''
+where a=2
+limit 1';
+execute stmt1 ;
+select a,b from t1 where b = 'bla' ;
+a	b
+2	bla
+prepare stmt1 from 'update t1 set b=''bla''
+where a=2
+limit ?';
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '?' at line 3
+test_sequence
+------ insert tests ------
+delete from t1 ;
+insert into t1 values (1,'one');
+insert into t1 values (2,'two');
+insert into t1 values (3,'three');
+insert into t1 values (4,'four');
+commit ;
+delete from t_many_col_types ;
+insert into t_many_col_types
+set c1= 1, c2= 1, c3= 1, c4= 1, c5= 1, c6= 1, c7= 1, c8= 1, c9= 1,
+c10= 1, c11= 1, c12 = 1,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=true, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='one', c32= 'monday';
+insert into t_many_col_types
+set c1= 9, c2= 9, c3= 9, c4= 9, c5= 9, c6= 9, c7= 9, c8= 9, c9= 9,
+c10= 9, c11= 9, c12 = 9,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=false, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='two', c32= 'tuesday';
+prepare stmt1 from 'insert into t1 values(5, ''five'' )';
+execute stmt1;
+select a,b from t1 where a = 5;
+a	b
+5	five
+set @arg00='six' ;
+prepare stmt1 from 'insert into t1 values(6, ? )';
+execute stmt1 using @arg00;
+select a,b from t1 where b = @arg00;
+a	b
+6	six
+execute stmt1 using @arg00;
+ERROR 23000: Duplicate entry '6' for key 1
+set @arg00=NULL ;
+prepare stmt1 from 'insert into t1 values(0, ? )';
+execute stmt1 using @arg00;
+select a,b from t1 where b is NULL;
+a	b
+0	NULL
+set @arg00=8 ;
+set @arg01='eight' ;
+prepare stmt1 from 'insert into t1 values(?, ? )';
+execute stmt1 using @arg00, @arg01 ;
+select a,b from t1 where b = @arg01;
+a	b
+8	eight
+set @arg00=81 ;
+set @arg01='8-1' ;
+set @arg02=82 ;
+set @arg03='8-2' ;
+prepare stmt1 from 'insert into t1 values(?,?),(?,?)';
+execute stmt1 using @arg00, @arg01, @arg02, @arg03 ;
+select a,b from t1 where a in (@arg00,@arg02) ;
+a	b
+81	8-1
+82	8-2
+set @arg00=9 ;
+set @arg01='nine' ;
+prepare stmt1 from 'insert into t1 set a=?, b=? ';
+execute stmt1 using @arg00, @arg01 ;
+select a,b from t1 where a = @arg00 ;
+a	b
+9	nine
+set @arg00=6 ;
+set @arg01=1 ;
+prepare stmt1 from 'insert into t1 set a=?, b=''sechs''
+                    on duplicate key update a=a + ?, b=concat(b,''modified'') ';
+execute stmt1 using @arg00, @arg01;
+select * from t1;
+a	b
+1	one
+2	two
+3	three
+4	four
+5	five
+7	sixmodified
+0	NULL
+8	eight
+81	8-1
+82	8-2
+9	nine
+set @arg00=81 ;
+set @arg01=1 ;
+execute stmt1 using @arg00, @arg01;
+ERROR 23000: Duplicate entry '82' for key 1
+set @1000=1000 ;
+set @x1000_2="x1000_2" ;
+set @x1000_3="x1000_3" ;
+set @x1000="x1000" ;
+set @1100=1100 ;
+set @x1100="x1100" ;
+set @100=100 ;
+set @updated="updated" ;
+insert into t1 values(1000,'x1000_1') ;
+insert into t1 values(@1000,@x1000_2),(@1000,@x1000_3)
+on duplicate key update a = a + @100, b = concat(b,@updated) ;
+select a,b from t1 where a >= 1000 ;
+a	b
+1000	x1000_3
+1100	x1000_1updated
+delete from t1 where a >= 1000 ;
+insert into t1 values(1000,'x1000_1') ;
+prepare stmt1 from ' insert into t1 values(?,?),(?,?)
+               on duplicate key update a = a + ?, b = concat(b,?) ';
+execute stmt1 using @1000, @x1000_2, @1000, @x1000_3, @100, @updated ;
+select a,b from t1 where a >= 1000 ;
+a	b
+1000	x1000_3
+1100	x1000_1updated
+delete from t1 where a >= 1000 ;
+insert into t1 values(1000,'x1000_1') ;
+execute stmt1 using @1000, @x1000_2, @1100, @x1000_3, @100, @updated ;
+select a,b from t1 where a >= 1000 ;
+a	b
+1200	x1000_1updatedupdated
+delete from t1 where a >= 1000 ;
+prepare stmt1 from ' replace into t1 (a,b) select 100, ''hundred'' ';
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+set @duplicate='duplicate ' ;
+set @1000=1000 ;
+set @5=5 ;
+select a,b from t1 where a < 5 ;
+a	b
+1	one
+2	two
+3	three
+4	four
+0	NULL
+insert into t1 select a + @1000, concat(@duplicate,b) from t1
+where a < @5 ;
+affected rows: 5
+info: Records: 5  Duplicates: 0  Warnings: 0
+select a,b from t1 where a >= 1000 ;
+a	b
+1001	duplicate one
+1002	duplicate two
+1003	duplicate three
+1004	duplicate four
+1000	NULL
+delete from t1 where a >= 1000 ;
+prepare stmt1 from ' insert into t1 select a + ?, concat(?,b) from t1
+where a < ? ' ;
+execute stmt1 using @1000, @duplicate, @5;
+affected rows: 5
+info: Records: 5  Duplicates: 0  Warnings: 0
+select a,b from t1 where a >= 1000 ;
+a	b
+1004	duplicate four
+1003	duplicate three
+1002	duplicate two
+1001	duplicate one
+1000	NULL
+delete from t1 where a >= 1000 ;
+set @float=1.00;
+set @five='five' ;
+drop table if exists t2;
+create table t2 like t1 ;
+insert into t2 (b,a) 
+select @duplicate, sum(first.a) from t1 first, t1 second
+where first.a <> @5 and second.b = first.b
+and second.b <> @five
+group by second.b
+having sum(second.a) > @2
+union
+select b, a + @100 from t1
+where (a,b) in ( select sqrt(a+@1)+CAST(@float AS signed),b 
+from t1);
+affected rows: 8
+info: Records: 8  Duplicates: 0  Warnings: 0
+select a,b from t2;
+a	b
+81	duplicate
+82	duplicate
+8	duplicate
+4	duplicate
+9	duplicate
+7	duplicate
+3	duplicate
+103	three
+delete from t2 ;
+prepare stmt1 from ' insert into t2 (b,a) 
+select ?, sum(first.a)
+  from t1 first, t1 second 
+  where first.a <> ? and second.b = first.b and second.b <> ?
+  group by second.b
+  having sum(second.a) > ?
+union
+select b, a + ? from t1
+  where (a,b) in ( select sqrt(a+?)+CAST(? AS signed),b 
+                 from t1 ) ' ;
+execute stmt1 using @duplicate, @5, @five, @2, @100, @1, @float ;
+affected rows: 8
+info: Records: 8  Duplicates: 0  Warnings: 0
+select a,b from t2;
+a	b
+81	duplicate
+82	duplicate
+8	duplicate
+4	duplicate
+9	duplicate
+7	duplicate
+3	duplicate
+103	three
+drop table t2;
+drop table t1, t_many_col_types;
diff --git a/mysql-test/r/ps_3innodb.result b/mysql-test/r/ps_3innodb.result
new file mode 100644
index 00000000000..dfb147d0795
--- /dev/null
+++ b/mysql-test/r/ps_3innodb.result
@@ -0,0 +1,1269 @@
+use test;
+drop table if exists t1, t_many_col_types ;
+create table t1
+(
+a int, b varchar(30),
+primary key(a)
+) engine = 'InnoDB'  ;
+create table t_many_col_types 
+(
+c1  tinyint, c2  smallint, c3  mediumint, c4  int,
+c5  integer, c6  bigint, c7  float, c8  double,
+c9  double precision, c10 real, c11 decimal(7, 4), c12 numeric(8, 4),
+c13 date, c14 datetime, c15 timestamp(14), c16 time,
+c17 year, c18 bit, c19 bool, c20 char,
+c21 char(10), c22 varchar(30), c23 tinyblob, c24 tinytext,
+c25 blob, c26 text, c27 mediumblob, c28 mediumtext,
+c29 longblob, c30 longtext, c31 enum('one', 'two', 'three'),
+c32 set('monday', 'tuesday', 'wednesday'),
+primary key(c1)
+) engine = 'InnoDB'  ;
+delete from t1 ;
+insert into t1 values (1,'one');
+insert into t1 values (2,'two');
+insert into t1 values (3,'three');
+insert into t1 values (4,'four');
+commit ;
+delete from t_many_col_types ;
+insert into t_many_col_types
+set c1= 1, c2= 1, c3= 1, c4= 1, c5= 1, c6= 1, c7= 1, c8= 1, c9= 1,
+c10= 1, c11= 1, c12 = 1,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=true, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='one', c32= 'monday';
+insert into t_many_col_types
+set c1= 9, c2= 9, c3= 9, c4= 9, c5= 9, c6= 9, c7= 9, c8= 9, c9= 9,
+c10= 9, c11= 9, c12 = 9,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=false, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='two', c32= 'tuesday';
+test_sequence
+------ simple select tests ------
+set @arg00='SELECT' ;
+prepare stmt1 from ' ? a from t1 where a=1 ';
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '? a from t1 where a=1' at line 1
+set @arg00=1 ;
+select @arg00, b from t1 where a=1 ;
+@arg00	b
+1	one
+prepare stmt1 from ' select ?, b from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+?	b
+1	one
+set @arg00='lion' ;
+select @arg00, b from t1 where a=1 ;
+@arg00	b
+lion	one
+prepare stmt1 from ' select ?, b from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+?	b
+lion	one
+set @arg00=NULL ;
+select @arg00, b from t1 where a=1 ;
+@arg00	b
+NULL	one
+prepare stmt1 from ' select ?, b from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+?	b
+NULL	one
+set @arg00=1 ;
+select b, a - @arg00 from t1 where a=1 ;
+b	a - @arg00
+one	0
+prepare stmt1 from ' select b, a - ? from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+b	a - ?
+one	0
+set @arg00='MySQL' ;
+select substr(@arg00,1,2) from t1 where a=1 ;
+substr(@arg00,1,2)
+My
+prepare stmt1 from ' select substr(?,1,2) from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+substr(?,1,2)
+My
+set @arg00=3 ;
+select substr('MySQL',@arg00,5) from t1 where a=1 ;
+substr('MySQL',@arg00,5)
+SQL
+prepare stmt1 from ' select substr(''MySQL'',?,5) from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+substr('MySQL',?,5)
+SQL
+select substr('MySQL',1,@arg00) from t1 where a=1 ;
+substr('MySQL',1,@arg00)
+MyS
+prepare stmt1 from ' select substr(''MySQL'',1,?) from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+substr('MySQL',1,?)
+MyS
+set @arg00='MySQL' ;
+select a , concat(@arg00,b) from t1 ;
+a	concat(@arg00,b)
+1	MySQLone
+2	MySQLtwo
+3	MySQLthree
+4	MySQLfour
+prepare stmt1 from ' select a , concat(?,b) from t1 ' ;
+execute stmt1 using @arg00;
+a	concat(?,b)
+1	MySQLone
+2	MySQLtwo
+3	MySQLthree
+4	MySQLfour
+select a , concat(b,@arg00) from t1 ;
+a	concat(b,@arg00)
+1	oneMySQL
+2	twoMySQL
+3	threeMySQL
+4	fourMySQL
+prepare stmt1 from ' select a , concat(b,?) from t1 ' ;
+execute stmt1 using @arg00;
+a	concat(b,?)
+1	oneMySQL
+2	twoMySQL
+3	threeMySQL
+4	fourMySQL
+set @arg00='MySQL' ;
+select group_concat(@arg00,b) from t1 
+group by 'a' ;
+group_concat(@arg00,b)
+MySQLone,MySQLtwo,MySQLthree,MySQLfour
+prepare stmt1 from ' select group_concat(?,b) from t1
+group by ''a'' ' ;
+execute stmt1 using @arg00;
+group_concat(?,b)
+MySQLone,MySQLtwo,MySQLthree,MySQLfour
+select group_concat(b,@arg00) from t1 
+group by 'a' ;
+group_concat(b,@arg00)
+oneMySQL,twoMySQL,threeMySQL,fourMySQL
+prepare stmt1 from ' select group_concat(b,?) from t1
+group by ''a'' ' ;
+execute stmt1 using @arg00;
+group_concat(b,?)
+oneMySQL,twoMySQL,threeMySQL,fourMySQL
+set @arg00='first' ;
+set @arg01='second' ;
+set @arg02=NULL;
+select @arg00, @arg01 from t1 where a=1 ;
+@arg00	@arg01
+first	second
+prepare stmt1 from ' select ?, ? from t1 where a=1 ' ;
+execute stmt1 using @arg00, @arg01 ;
+?	?
+first	second
+execute stmt1 using @arg02, @arg01 ;
+?	?
+NULL	second
+execute stmt1 using @arg00, @arg02 ;
+?	?
+first	NULL
+execute stmt1 using @arg02, @arg02 ;
+?	?
+NULL	NULL
+drop table if exists new_tab ;
+create table new_tab (id1 int(11) not null default '0',
+value2 varchar(100), value1 varchar(100)) ;
+insert into new_tab values (1,'hh','hh'),(2,'hh','hh'),
+(1,'ii','ii'),(2,'ii','ii') ;
+prepare stmt1 from ' select id1,value1 from new_tab where id1=? or value1=? ' ;
+set @arg00=1 ;
+set @arg01='hh' ;
+execute stmt1 using @arg00, @arg01 ;
+id1	value1
+1	hh
+2	hh
+1	ii
+drop table new_tab ;
+drop table if exists new_tab ;
+create table new_tab(session_id  char(9) not null) ;
+insert into new_tab values ('abc') ;
+prepare stmt1 from ' select * from new_tab
+where ?=''1111'' and session_id = ''abc'' ' ;
+set @arg00='abc' ;
+execute stmt1 using @arg00 ;
+session_id
+set @arg00='1111' ;
+execute stmt1 using @arg00 ;
+session_id
+abc
+set @arg00='abc' ;
+execute stmt1 using @arg00 ;
+session_id
+drop table new_tab ;
+set @arg00='FROM' ;
+select a @arg00 t1 where a=1 ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '@arg00 t1 where a=1' at line 1
+prepare stmt1 from ' select a ? t1 where a=1 ' ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '? t1 where a=1' at line 1
+set @arg00='t1' ;
+select a from @arg00 where a=1 ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '@arg00 where a=1' at line 1
+prepare stmt1 from ' select a from ? where a=1 ' ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '? where a=1' at line 1
+set @arg00='WHERE' ;
+select a from t1 @arg00 a=1 ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '@arg00 a=1' at line 1
+prepare stmt1 from ' select a from t1 ? a=1 ' ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '? a=1' at line 1
+set @arg00=1 ;
+select a FROM t1 where a=@arg00 ;
+a
+1
+prepare stmt1 from ' select a FROM t1 where a=? ' ;
+execute stmt1 using @arg00 ;
+a
+1
+set @arg00=1000 ;
+execute stmt1 using @arg00 ;
+a
+set @arg00=NULL ;
+select a FROM t1 where a=@arg00 ;
+a
+prepare stmt1 from ' select a FROM t1 where a=? ' ;
+execute stmt1 using @arg00 ;
+a
+set @arg00=4 ;
+select a FROM t1 where a=sqrt(@arg00) ;
+a
+2
+prepare stmt1 from ' select a FROM t1 where a=sqrt(?) ' ;
+execute stmt1 using @arg00 ;
+a
+2
+set @arg00=NULL ;
+select a FROM t1 where a=sqrt(@arg00) ;
+a
+prepare stmt1 from ' select a FROM t1 where a=sqrt(?) ' ;
+execute stmt1 using @arg00 ;
+a
+set @arg00=2 ;
+set @arg01=3 ;
+select a FROM t1 where a in (@arg00,@arg01);
+a
+2
+3
+prepare stmt1 from ' select a FROM t1 where a in (?,?) ';
+execute stmt1 using @arg00, @arg01;
+a
+2
+3
+prepare stmt1 from ' select b FROM t1 where b like ? ';
+set @arg00='two' ;
+execute stmt1 using @arg00 ;
+b
+two
+set @arg00='tw%' ;
+execute stmt1 using @arg00 ;
+b
+two
+set @arg00='%wo' ;
+execute stmt1 using @arg00 ;
+b
+two
+set @arg00='>' ;
+select a FROM t1 where a @arg00 1 ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '@arg00 1' at line 1
+prepare stmt1 from ' select a FROM t1 where a ? 1 ' ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '? 1' at line 1
+set @arg00=1 ;
+select a,b FROM t1 where a is not NULL
+AND b is not NULL group by a - @arg00 ;
+a	b
+1	one
+2	two
+3	three
+4	four
+prepare stmt1 from ' select a,b FROM t1 where a is not NULL
+AND b is not NULL group by a - ? ' ;
+execute stmt1 using @arg00 ;
+a	b
+1	one
+2	two
+3	three
+4	four
+set @arg00='two' ;
+select a,b FROM t1 where a is not NULL
+AND b is not NULL having b <> @arg00 ;
+a	b
+1	one
+3	three
+4	four
+prepare stmt1 from ' select a,b FROM t1 where a is not NULL
+AND b is not NULL having b <> ? ' ;
+execute stmt1 using @arg00 ;
+a	b
+1	one
+3	three
+4	four
+set @arg00=1 ;
+select a,b FROM t1 where a is not NULL
+AND b is not NULL order by a - @arg00 ;
+a	b
+1	one
+2	two
+3	three
+4	four
+prepare stmt1 from ' select a,b FROM t1 where a is not NULL
+AND b is not NULL order by a - ? ' ;
+execute stmt1 using @arg00 ;
+a	b
+1	one
+2	two
+3	three
+4	four
+set @arg00=2 ;
+select a,b from t1 order by 2 ;
+a	b
+4	four
+1	one
+3	three
+2	two
+prepare stmt1 from ' select a,b from t1
+order by ? ';
+execute stmt1 using @arg00;
+a	b
+4	four
+1	one
+3	three
+2	two
+set @arg00=1;
+prepare stmt1 from ' select a,b from t1
+limit 1 ';
+execute stmt1 ;
+a	b
+1	one
+prepare stmt1 from ' select a,b from t1
+limit ? ';
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '?' at line 2
+set @arg00='b' ;
+set @arg01=0 ;
+set @arg02=2 ;
+set @arg03=2 ;
+select sum(a), @arg00 from t1 where a > @arg01
+and b is not null group by substr(b,@arg02)
+having sum(a) <> @arg03 ;
+sum(a)	@arg00
+3	b
+1	b
+4	b
+prepare stmt1 from ' select sum(a), ? from t1 where a > ?
+and b is not null group by substr(b,?)
+having sum(a) <> ? ';
+execute stmt1 using @arg00, @arg01, @arg02, @arg03;
+sum(a)	?
+3	b
+1	b
+4	b
+test_sequence
+------ join tests ------
+select first.a as a1, second.a as a2 
+from t1 first, t1 second
+where first.a = second.a ;
+a1	a2
+1	1
+2	2
+3	3
+4	4
+prepare stmt1 from ' select first.a as a1, second.a as a2 
+        from t1 first, t1 second
+        where first.a = second.a ';
+execute stmt1 ;
+a1	a2
+1	1
+2	2
+3	3
+4	4
+set @arg00='ABC';
+set @arg01='two';
+set @arg02='one';
+select first.a, @arg00, second.a FROM t1 first, t1 second
+where @arg01 = first.b or first.a = second.a or second.b = @arg02;
+a	@arg00	a
+1	ABC	1
+2	ABC	1
+3	ABC	1
+4	ABC	1
+2	ABC	2
+2	ABC	3
+3	ABC	3
+2	ABC	4
+4	ABC	4
+prepare stmt1 from ' select first.a, ?, second.a FROM t1 first, t1 second
+                    where ? = first.b or first.a = second.a or second.b = ? ';
+execute stmt1 using @arg00, @arg01, @arg02;
+a	?	a
+1	ABC	1
+2	ABC	1
+3	ABC	1
+4	ABC	1
+2	ABC	2
+2	ABC	3
+3	ABC	3
+2	ABC	4
+4	ABC	4
+test_sequence
+------ subquery tests ------
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = ''two'') ';
+execute stmt1 ;
+a	b
+2	two
+set @arg00='two' ;
+select a, b FROM t1 outer_table where
+a = (select a from t1 where b = 'two' ) and b=@arg00 ;
+a	b
+2	two
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = ''two'') and b=? ';
+execute stmt1 using @arg00;
+a	b
+2	two
+set @arg00='two' ;
+select a, b FROM t1 outer_table where
+a = (select a from t1 where b = @arg00 ) and b='two' ;
+a	b
+2	two
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = ? ) and b=''two'' ' ;
+execute stmt1 using @arg00;
+a	b
+2	two
+set @arg00=3 ;
+set @arg01='three' ;
+select a,b FROM t1 where (a,b) in (select 3, 'three');
+a	b
+3	three
+select a FROM t1 where (a,b) in (select @arg00,@arg01);
+a
+3
+prepare stmt1 from ' select a FROM t1 where (a,b) in (select ?, ?) ';
+execute stmt1 using @arg00, @arg01;
+a
+3
+set @arg00=1 ;
+set @arg01='two' ;
+set @arg02=2 ;
+set @arg03='two' ;
+select a, @arg00, b FROM t1 outer_table where
+b=@arg01 and a = (select @arg02 from t1 where b = @arg03 ) ;
+a	@arg00	b
+2	1	two
+prepare stmt1 from ' select a, ?, b FROM t1 outer_table where
+   b=? and a = (select ? from t1 where b = ? ) ' ;
+execute stmt1 using @arg00, @arg01, @arg02, @arg03 ;
+a	?	b
+2	1	two
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = outer_table.b ) ';
+execute stmt1 ;
+a	b
+1	one
+2	two
+3	three
+4	four
+set @arg00='two' ;
+select a, b FROM t1 outer_table where
+a = (select a from t1 where b = outer_table.b ) and b=@arg00 ;
+a	b
+2	two
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = outer_table.b) and b=? ';
+execute stmt1 using @arg00;
+a	b
+2	two
+set @arg00=2 ;
+select a, b FROM t1 outer_table where
+a = (select a from t1 where a = @arg00 and b = outer_table.b) and b='two' ;
+a	b
+2	two
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where a = ? and b = outer_table.b) and b=''two'' ' ;
+execute stmt1 using @arg00;
+a	b
+2	two
+set @arg00=2 ;
+select a, b FROM t1 outer_table where
+a = (select a from t1 where outer_table.a = @arg00 and a=2) and b='two' ;
+a	b
+2	two
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where outer_table.a = ? and a=2) and b=''two'' ' ;
+execute stmt1 using @arg00;
+a	b
+2	two
+set @arg00=1 ;
+set @arg01='two' ;
+set @arg02=2 ;
+set @arg03='two' ;
+select a, @arg00, b FROM t1 outer_table where
+b=@arg01 and a = (select @arg02 from t1 where outer_table.b = @arg03
+and outer_table.a=a ) ;
+a	@arg00	b
+2	1	two
+prepare stmt1 from ' select a, ?, b FROM t1 outer_table where
+   b=? and a = (select ? from t1 where outer_table.b = ? 
+                   and outer_table.a=a ) ' ;
+execute stmt1 using @arg00, @arg01, @arg02, @arg03 ;
+a	?	b
+2	1	two
+set @arg00=1 ;
+set @arg01=0 ;
+select a, @arg00 
+from ( select a - @arg00 as a from t1 where a=@arg00 ) as t2
+where a=@arg01;
+a	@arg00
+0	1
+prepare stmt1 from ' select a, ? 
+                    from ( select a - ? as a from t1 where a=? ) as t2
+                    where a=? ';
+execute stmt1 using @arg00, @arg00, @arg00, @arg01 ;
+a	?
+0	1
+drop table if exists t2 ;
+create table t2 as select * from t_many_col_types;
+set @stmt= ' SELECT
+   (SELECT SUM(c1 + c12 + 0.0) FROM t2 
+    where (t_many_col_types.c2 - 0e-3) = t2.c2
+    GROUP BY t_many_col_types.c15 LIMIT 1) as scalar_s,
+   exists (select 1.0e+0 from t2 
+           where t2.c3 * 9.0000000000 = t_many_col_types.c4) as exists_s,
+   c5 * 4 in (select c6 + 0.3e+1 from t2) as in_s,
+   (c7 - 4, c8 - 4) in (select c9 + 4.0, c10 + 40e-1 from t2) as in_row_s
+FROM t_many_col_types,
+(select c25 x, c32 y from t2) tt WHERE x = c25 ' ;
+prepare stmt1 from @stmt ;
+execute stmt1 ;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Name	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def					scalar_s	5	21	7	Y	32768	4	8
+def					exists_s	8	1	1	N	32769	0	8
+def					in_s	8	21	1	Y	32768	0	8
+def					in_row_s	8	21	1	Y	32768	0	8
+scalar_s	exists_s	in_s	in_row_s
+2.0000	0	1	0
+2.0000	0	1	0
+18.0000	1	0	1
+18.0000	1	0	1
+execute stmt1 ;
+scalar_s	exists_s	in_s	in_row_s
+2.0000	0	1	0
+2.0000	0	1	0
+18.0000	1	0	1
+18.0000	1	0	1
+set @stmt= concat('explain ',@stmt);
+prepare stmt1 from @stmt ;
+execute stmt1 ;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Name	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def					id	8	3	1	N	32801	0	8
+def					select_type	253	19	18	N	1	31	63
+def					table	253	64	16	N	1	31	63
+def					type	253	10	3	N	1	31	63
+def					possible_keys	253	4096	0	Y	0	31	63
+def					key	253	64	0	Y	0	31	63
+def					key_len	8	3	0	Y	32800	0	8
+def					ref	253	1024	0	Y	0	31	63
+def					rows	8	10	1	N	32801	0	8
+def					Extra	253	255	44	N	1	31	63
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	PRIMARY	<derived6>	ALL	NULL	NULL	NULL	NULL	2	
+1	PRIMARY	t_many_col_types	ALL	NULL	NULL	NULL	NULL	3	Using where
+6	DERIVED	t2	ALL	NULL	NULL	NULL	NULL	2	
+5	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+4	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+3	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+2	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where; Using temporary; Using filesort
+execute stmt1 ;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	PRIMARY	<derived6>	ALL	NULL	NULL	NULL	NULL	2	
+1	PRIMARY	t_many_col_types	ALL	NULL	NULL	NULL	NULL	3	Using where
+6	DERIVED	t2	ALL	NULL	NULL	NULL	NULL	2	
+5	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+4	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+3	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+2	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where; Using temporary; Using filesort
+set @stmt= ' SELECT
+   (SELECT SUM(c1+c12+?) FROM t2 where (t_many_col_types.c2-?)=t2.c2
+    GROUP BY t_many_col_types.c15 LIMIT 1) as scalar_s,
+   exists (select ? from t2 
+           where t2.c3*?=t_many_col_types.c4) as exists_s,
+   c5*? in (select c6+? from t2) as in_s,
+   (c7-?, c8-?) in (select c9+?, c10+? from t2) as in_row_s
+FROM t_many_col_types,
+(select c25 x, c32 y from t2) tt WHERE x =c25 ' ;
+set @arg00= 0.0 ;
+set @arg01= 0e-3 ;
+set @arg02= 1.0e+0 ;
+set @arg03= 9.0000000000 ;
+set @arg04= 4 ;
+set @arg05= 0.3e+1 ;
+set @arg06= 4 ;
+set @arg07= 4 ;
+set @arg08= 4.0 ;
+set @arg09= 40e-1 ;
+prepare stmt1 from @stmt ;
+execute stmt1 using @arg00, @arg01, @arg02, @arg03, @arg04, @arg05, @arg06,
+@arg07, @arg08, @arg09 ;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Name	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def					scalar_s	5	23	2	Y	32768	31	8
+def					exists_s	8	1	1	N	32769	0	8
+def					in_s	8	21	1	Y	32768	0	8
+def					in_row_s	8	21	1	Y	32768	0	8
+scalar_s	exists_s	in_s	in_row_s
+2	0	1	0
+2	0	1	0
+18	1	0	1
+18	1	0	1
+execute stmt1 using @arg00, @arg01, @arg02, @arg03, @arg04, @arg05, @arg06,
+@arg07, @arg08, @arg09 ;
+scalar_s	exists_s	in_s	in_row_s
+2	0	1	0
+2	0	1	0
+18	1	0	1
+18	1	0	1
+set @stmt= concat('explain ',@stmt);
+prepare stmt1 from @stmt ;
+execute stmt1 using @arg00, @arg01, @arg02, @arg03, @arg04, @arg05, @arg06,
+@arg07, @arg08, @arg09 ;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Name	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def					id	8	3	1	N	32801	0	8
+def					select_type	253	19	18	N	1	31	63
+def					table	253	64	16	N	1	31	63
+def					type	253	10	3	N	1	31	63
+def					possible_keys	253	4096	0	Y	0	31	63
+def					key	253	64	0	Y	0	31	63
+def					key_len	8	3	0	Y	32800	0	8
+def					ref	253	1024	0	Y	0	31	63
+def					rows	8	10	1	N	32801	0	8
+def					Extra	253	255	44	N	1	31	63
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	PRIMARY	<derived6>	ALL	NULL	NULL	NULL	NULL	2	
+1	PRIMARY	t_many_col_types	ALL	NULL	NULL	NULL	NULL	3	Using where
+6	DERIVED	t2	ALL	NULL	NULL	NULL	NULL	2	
+5	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+4	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+3	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+2	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where; Using temporary; Using filesort
+execute stmt1 using @arg00, @arg01, @arg02, @arg03, @arg04, @arg05, @arg06,
+@arg07, @arg08, @arg09 ;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	PRIMARY	<derived6>	ALL	NULL	NULL	NULL	NULL	2	
+1	PRIMARY	t_many_col_types	ALL	NULL	NULL	NULL	NULL	3	Using where
+6	DERIVED	t2	ALL	NULL	NULL	NULL	NULL	2	
+5	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+4	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+3	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+2	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where; Using temporary; Using filesort
+drop table t2 ;
+test_sequence
+------ union tests ------
+prepare stmt1 from ' select a FROM t1 where a=1
+                     union distinct
+                     select a FROM t1 where a=1 ';
+execute stmt1 ;
+a
+1
+execute stmt1 ;
+a
+1
+prepare stmt1 from ' select a FROM t1 where a=1
+                     union all
+                     select a FROM t1 where a=1 ';
+execute stmt1 ;
+a
+1
+1
+set @arg00=1 ;
+select @arg00 FROM t1 where a=1
+union distinct
+select 1 FROM t1 where a=1;
+@arg00
+1
+prepare stmt1 from ' select ? FROM t1 where a=1
+                     union distinct
+                     select 1 FROM t1 where a=1 ' ;
+execute stmt1 using @arg00;
+?
+1
+set @arg00=1 ;
+select 1 FROM t1 where a=1
+union distinct
+select @arg00 FROM t1 where a=1;
+1
+1
+prepare stmt1 from ' select 1 FROM t1 where a=1
+                     union distinct
+                     select ? FROM t1 where a=1 ' ;
+execute stmt1 using @arg00;
+1
+1
+set @arg00='a' ;
+select @arg00 FROM t1 where a=1
+union distinct
+select @arg00 FROM t1 where a=1;
+@arg00
+a
+prepare stmt1 from ' select ? FROM t1 where a=1
+                     union distinct
+                     select ? FROM t1 where a=1 ';
+execute stmt1 using @arg00, @arg00;
+?
+a
+prepare stmt1 from ' select ? 
+                     union distinct
+                     select ? ';
+execute stmt1 using @arg00, @arg00;
+?
+a
+set @arg00='a' ;
+set @arg01=1 ;
+set @arg02='a' ;
+set @arg03=2 ;
+select @arg00 FROM t1 where a=@arg01
+union distinct
+select @arg02 FROM t1 where a=@arg03;
+@arg00
+a
+prepare stmt1 from ' select ? FROM t1 where a=?
+                     union distinct
+                     select ? FROM t1 where a=? ' ;
+execute stmt1 using @arg00, @arg01, @arg02, @arg03;
+?
+a
+set @arg00=1 ;
+prepare stmt1 from ' select sum(a) + 200, ? from t1
+union distinct
+select sum(a) + 200, 1 from t1
+group by b ' ;
+execute stmt1 using @arg00;
+sum(a) + 200	?
+210	1
+204	1
+201	1
+203	1
+202	1
+set @Oporto='Oporto' ;
+set @Lisboa='Lisboa' ;
+set @0=0 ;
+set @1=1 ;
+set @2=2 ;
+set @3=3 ;
+set @4=4 ;
+select @Oporto,@Lisboa,@0,@1,@2,@3,@4 ;
+@Oporto	@Lisboa	@0	@1	@2	@3	@4
+Oporto	Lisboa	0	1	2	3	4
+select sum(a) + 200 as the_sum, @Oporto as the_town from t1
+group by b
+union distinct
+select sum(a) + 200, @Lisboa from t1
+group by b ;
+the_sum	the_town
+204	Oporto
+201	Oporto
+203	Oporto
+202	Oporto
+204	Lisboa
+201	Lisboa
+203	Lisboa
+202	Lisboa
+prepare stmt1 from ' select sum(a) + 200 as the_sum, ? as the_town from t1
+                     group by b
+                     union distinct
+                     select sum(a) + 200, ? from t1
+                     group by b ' ;
+execute stmt1 using @Oporto, @Lisboa;
+the_sum	the_town
+204	Oporto
+201	Oporto
+203	Oporto
+202	Oporto
+204	Lisboa
+201	Lisboa
+203	Lisboa
+202	Lisboa
+select sum(a) + 200 as the_sum, @Oporto as the_town from t1
+where a > @1
+group by b
+union distinct
+select sum(a) + 200, @Lisboa from t1
+where a > @2
+group by b ;
+the_sum	the_town
+204	Oporto
+203	Oporto
+202	Oporto
+204	Lisboa
+203	Lisboa
+prepare stmt1 from ' select sum(a) + 200 as the_sum, ? as the_town from t1
+                     where a > ?
+                     group by b
+                     union distinct
+                     select sum(a) + 200, ? from t1
+                     where a > ?
+                     group by b ' ;
+execute stmt1 using @Oporto, @1, @Lisboa, @2;
+the_sum	the_town
+204	Oporto
+203	Oporto
+202	Oporto
+204	Lisboa
+203	Lisboa
+select sum(a) + 200 as the_sum, @Oporto as the_town from t1
+where a > @1
+group by b
+having avg(a) > @2
+union distinct
+select sum(a) + 200, @Lisboa from t1
+where a > @2
+group by b 
+having avg(a) > @3;
+the_sum	the_town
+204	Oporto
+203	Oporto
+204	Lisboa
+prepare stmt1 from ' select sum(a) + 200 as the_sum, ? as the_town from t1
+                     where a > ?
+                     group by b
+                     having avg(a) > ?
+                     union distinct
+                     select sum(a) + 200, ? from t1
+                     where a > ?
+                     group by b
+                     having avg(a) > ? ';
+execute stmt1 using @Oporto, @1, @2, @Lisboa, @2, @3;
+the_sum	the_town
+204	Oporto
+203	Oporto
+204	Lisboa
+test_sequence
+------ explain select tests ------
+prepare stmt1 from ' select * from t_many_col_types ' ;
+execute stmt1;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Name	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def	test	t_many_col_types	t_many_col_types	c1	c1	1	4	1	N	49155	0	63
+def	test	t_many_col_types	t_many_col_types	c2	c2	2	6	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c3	c3	9	9	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c4	c4	3	11	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c5	c5	3	11	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c6	c6	8	20	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c7	c7	4	12	1	Y	32768	31	63
+def	test	t_many_col_types	t_many_col_types	c8	c8	5	22	1	Y	32768	31	63
+def	test	t_many_col_types	t_many_col_types	c9	c9	5	22	1	Y	32768	31	63
+def	test	t_many_col_types	t_many_col_types	c10	c10	5	22	1	Y	32768	31	63
+def	test	t_many_col_types	t_many_col_types	c11	c11	0	9	6	Y	32768	4	63
+def	test	t_many_col_types	t_many_col_types	c12	c12	0	10	6	Y	32768	4	63
+def	test	t_many_col_types	t_many_col_types	c13	c13	10	10	10	Y	128	0	63
+def	test	t_many_col_types	t_many_col_types	c14	c14	12	19	19	Y	128	0	63
+def	test	t_many_col_types	t_many_col_types	c15	c15	7	19	19	N	1217	0	63
+def	test	t_many_col_types	t_many_col_types	c16	c16	11	8	8	Y	128	0	63
+def	test	t_many_col_types	t_many_col_types	c17	c17	13	4	4	Y	32864	0	63
+def	test	t_many_col_types	t_many_col_types	c18	c18	1	1	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c19	c19	1	1	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c20	c20	254	1	1	Y	0	0	8
+def	test	t_many_col_types	t_many_col_types	c21	c21	253	10	10	Y	0	0	8
+def	test	t_many_col_types	t_many_col_types	c22	c22	253	30	30	Y	0	0	8
+def	test	t_many_col_types	t_many_col_types	c23	c23	252	255	8	Y	144	0	63
+def	test	t_many_col_types	t_many_col_types	c24	c24	252	255	8	Y	16	0	8
+def	test	t_many_col_types	t_many_col_types	c25	c25	252	65535	4	Y	144	0	63
+def	test	t_many_col_types	t_many_col_types	c26	c26	252	65535	4	Y	16	0	8
+def	test	t_many_col_types	t_many_col_types	c27	c27	252	16777215	10	Y	144	0	63
+def	test	t_many_col_types	t_many_col_types	c28	c28	252	16777215	10	Y	16	0	8
+def	test	t_many_col_types	t_many_col_types	c29	c29	252	16777215	8	Y	144	0	63
+def	test	t_many_col_types	t_many_col_types	c30	c30	252	16777215	8	Y	16	0	8
+def	test	t_many_col_types	t_many_col_types	c31	c31	254	5	3	Y	256	0	8
+def	test	t_many_col_types	t_many_col_types	c32	c32	254	24	7	Y	2048	0	8
+c1	c2	c3	c4	c5	c6	c7	c8	c9	c10	c11	c12	c13	c14	c15	c16	c17	c18	c19	c20	c21	c22	c23	c24	c25	c26	c27	c28	c29	c30	c31	c32
+1	1	1	1	1	1	1	1	1	1	1.0000	1.0000	2004-02-29	2004-02-29 11:11:11	2004-02-29 11:11:11	11:11:11	2004	1	1	a	123456789a	123456789a123456789b123456789c	tinyblob	tinytext	blob	text	mediumblob	mediumtext	longblob	longtext	one	monday
+9	9	9	9	9	9	9	9	9	9	9.0000	9.0000	2004-02-29	2004-02-29 11:11:11	2004-02-29 11:11:11	11:11:11	2004	1	0	a	123456789a	123456789a123456789b123456789c	tinyblob	tinytext	blob	text	mediumblob	mediumtext	longblob	longtext	two	tuesday
+test_sequence
+------ delete tests ------
+delete from t1 ;
+insert into t1 values (1,'one');
+insert into t1 values (2,'two');
+insert into t1 values (3,'three');
+insert into t1 values (4,'four');
+commit ;
+delete from t_many_col_types ;
+insert into t_many_col_types
+set c1= 1, c2= 1, c3= 1, c4= 1, c5= 1, c6= 1, c7= 1, c8= 1, c9= 1,
+c10= 1, c11= 1, c12 = 1,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=true, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='one', c32= 'monday';
+insert into t_many_col_types
+set c1= 9, c2= 9, c3= 9, c4= 9, c5= 9, c6= 9, c7= 9, c8= 9, c9= 9,
+c10= 9, c11= 9, c12 = 9,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=false, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='two', c32= 'tuesday';
+prepare stmt1 from 'delete from t1 where a=2' ;
+execute stmt1;
+select a,b from t1 where a=2;
+a	b
+execute stmt1;
+insert into t1 values(0,NULL);
+set @arg00=NULL;
+prepare stmt1 from 'delete from t1 where b=?' ;
+execute stmt1 using @arg00;
+select a,b from t1 where b is NULL ;
+a	b
+0	NULL
+set @arg00='one';
+execute stmt1 using @arg00;
+select a,b from t1 where b=@arg00;
+a	b
+prepare stmt1 from 'truncate table t1' ;
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+test_sequence
+------ update tests ------
+delete from t1 ;
+insert into t1 values (1,'one');
+insert into t1 values (2,'two');
+insert into t1 values (3,'three');
+insert into t1 values (4,'four');
+commit ;
+delete from t_many_col_types ;
+insert into t_many_col_types
+set c1= 1, c2= 1, c3= 1, c4= 1, c5= 1, c6= 1, c7= 1, c8= 1, c9= 1,
+c10= 1, c11= 1, c12 = 1,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=true, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='one', c32= 'monday';
+insert into t_many_col_types
+set c1= 9, c2= 9, c3= 9, c4= 9, c5= 9, c6= 9, c7= 9, c8= 9, c9= 9,
+c10= 9, c11= 9, c12 = 9,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=false, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='two', c32= 'tuesday';
+prepare stmt1 from 'update t1 set b=''a=two'' where a=2' ;
+execute stmt1;
+select a,b from t1 where a=2;
+a	b
+2	a=two
+execute stmt1;
+select a,b from t1 where a=2;
+a	b
+2	a=two
+set @arg00=NULL;
+prepare stmt1 from 'update t1 set b=? where a=2' ;
+execute stmt1 using @arg00;
+select a,b from t1 where a=2;
+a	b
+2	NULL
+set @arg00='two';
+execute stmt1 using @arg00;
+select a,b from t1 where a=2;
+a	b
+2	two
+set @arg00=2;
+prepare stmt1 from 'update t1 set b=NULL where a=?' ;
+execute stmt1 using @arg00;
+select a,b from t1 where a=@arg00;
+a	b
+2	NULL
+update t1 set b='two' where a=@arg00;
+set @arg00=2000;
+execute stmt1 using @arg00;
+select a,b from t1 where a=@arg00;
+a	b
+set @arg00=2;
+set @arg01=22;
+prepare stmt1 from 'update t1 set a=? where a=?' ;
+execute stmt1 using @arg00, @arg00;
+select a,b from t1 where a=@arg00;
+a	b
+2	two
+execute stmt1 using @arg01, @arg00;
+select a,b from t1 where a=@arg01;
+a	b
+22	two
+execute stmt1 using @arg00, @arg01;
+select a,b from t1 where a=@arg00;
+a	b
+2	two
+set @arg00=NULL;
+set @arg01=2;
+execute stmt1 using @arg00, @arg01;
+Warnings:
+Warning	1265	Data truncated for column 'a' at row 1
+select a,b from t1;
+a	b
+0	two
+1	one
+3	three
+4	four
+set @arg00=0;
+execute stmt1 using @arg01, @arg00;
+select a,b from t1;
+a	b
+1	one
+2	two
+3	three
+4	four
+set @arg00=23;
+set @arg01='two';
+set @arg02=2;
+set @arg03='two';
+set @arg04=2;
+drop table if exists t2;
+create table t2 as select a,b from t1 ;
+prepare stmt1 from 'update t1 set a=? where b=?
+                    and a in (select ? from t2
+                              where b = ? or a = ?)';
+execute stmt1 using @arg00, @arg01, @arg02, @arg03, @arg04 ;
+select a,b from t1 where a = @arg00 ;
+a	b
+23	two
+prepare stmt1 from 'update t1 set a=? where b=?
+                    and a not in (select ? from t2
+                              where b = ? or a = ?)';
+execute stmt1 using @arg04, @arg01, @arg02, @arg03, @arg00 ;
+select a,b from t1 ;
+a	b
+1	one
+2	two
+3	three
+4	four
+drop table t2 ;
+set @arg00=1;
+prepare stmt1 from 'update t1 set b=''bla''
+where a=2
+limit 1';
+execute stmt1 ;
+select a,b from t1 where b = 'bla' ;
+a	b
+2	bla
+prepare stmt1 from 'update t1 set b=''bla''
+where a=2
+limit ?';
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '?' at line 3
+test_sequence
+------ insert tests ------
+delete from t1 ;
+insert into t1 values (1,'one');
+insert into t1 values (2,'two');
+insert into t1 values (3,'three');
+insert into t1 values (4,'four');
+commit ;
+delete from t_many_col_types ;
+insert into t_many_col_types
+set c1= 1, c2= 1, c3= 1, c4= 1, c5= 1, c6= 1, c7= 1, c8= 1, c9= 1,
+c10= 1, c11= 1, c12 = 1,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=true, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='one', c32= 'monday';
+insert into t_many_col_types
+set c1= 9, c2= 9, c3= 9, c4= 9, c5= 9, c6= 9, c7= 9, c8= 9, c9= 9,
+c10= 9, c11= 9, c12 = 9,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=false, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='two', c32= 'tuesday';
+prepare stmt1 from 'insert into t1 values(5, ''five'' )';
+execute stmt1;
+select a,b from t1 where a = 5;
+a	b
+5	five
+set @arg00='six' ;
+prepare stmt1 from 'insert into t1 values(6, ? )';
+execute stmt1 using @arg00;
+select a,b from t1 where b = @arg00;
+a	b
+6	six
+execute stmt1 using @arg00;
+ERROR 23000: Duplicate entry '6' for key 1
+set @arg00=NULL ;
+prepare stmt1 from 'insert into t1 values(0, ? )';
+execute stmt1 using @arg00;
+select a,b from t1 where b is NULL;
+a	b
+0	NULL
+set @arg00=8 ;
+set @arg01='eight' ;
+prepare stmt1 from 'insert into t1 values(?, ? )';
+execute stmt1 using @arg00, @arg01 ;
+select a,b from t1 where b = @arg01;
+a	b
+8	eight
+set @arg00=81 ;
+set @arg01='8-1' ;
+set @arg02=82 ;
+set @arg03='8-2' ;
+prepare stmt1 from 'insert into t1 values(?,?),(?,?)';
+execute stmt1 using @arg00, @arg01, @arg02, @arg03 ;
+select a,b from t1 where a in (@arg00,@arg02) ;
+a	b
+81	8-1
+82	8-2
+set @arg00=9 ;
+set @arg01='nine' ;
+prepare stmt1 from 'insert into t1 set a=?, b=? ';
+execute stmt1 using @arg00, @arg01 ;
+select a,b from t1 where a = @arg00 ;
+a	b
+9	nine
+set @arg00=6 ;
+set @arg01=1 ;
+prepare stmt1 from 'insert into t1 set a=?, b=''sechs''
+                    on duplicate key update a=a + ?, b=concat(b,''modified'') ';
+execute stmt1 using @arg00, @arg01;
+select * from t1;
+a	b
+0	NULL
+1	one
+2	two
+3	three
+4	four
+5	five
+7	sixmodified
+8	eight
+9	nine
+81	8-1
+82	8-2
+set @arg00=81 ;
+set @arg01=1 ;
+execute stmt1 using @arg00, @arg01;
+ERROR 23000: Duplicate entry '82' for key 1
+set @1000=1000 ;
+set @x1000_2="x1000_2" ;
+set @x1000_3="x1000_3" ;
+set @x1000="x1000" ;
+set @1100=1100 ;
+set @x1100="x1100" ;
+set @100=100 ;
+set @updated="updated" ;
+insert into t1 values(1000,'x1000_1') ;
+insert into t1 values(@1000,@x1000_2),(@1000,@x1000_3)
+on duplicate key update a = a + @100, b = concat(b,@updated) ;
+select a,b from t1 where a >= 1000 ;
+a	b
+1000	x1000_3
+1100	x1000_1updated
+delete from t1 where a >= 1000 ;
+insert into t1 values(1000,'x1000_1') ;
+prepare stmt1 from ' insert into t1 values(?,?),(?,?)
+               on duplicate key update a = a + ?, b = concat(b,?) ';
+execute stmt1 using @1000, @x1000_2, @1000, @x1000_3, @100, @updated ;
+select a,b from t1 where a >= 1000 ;
+a	b
+1000	x1000_3
+1100	x1000_1updated
+delete from t1 where a >= 1000 ;
+insert into t1 values(1000,'x1000_1') ;
+execute stmt1 using @1000, @x1000_2, @1100, @x1000_3, @100, @updated ;
+select a,b from t1 where a >= 1000 ;
+a	b
+1200	x1000_1updatedupdated
+delete from t1 where a >= 1000 ;
+prepare stmt1 from ' replace into t1 (a,b) select 100, ''hundred'' ';
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+set @duplicate='duplicate ' ;
+set @1000=1000 ;
+set @5=5 ;
+select a,b from t1 where a < 5 ;
+a	b
+0	NULL
+1	one
+2	two
+3	three
+4	four
+insert into t1 select a + @1000, concat(@duplicate,b) from t1
+where a < @5 ;
+affected rows: 5
+info: Records: 5  Duplicates: 0  Warnings: 0
+select a,b from t1 where a >= 1000 ;
+a	b
+1000	NULL
+1001	duplicate one
+1002	duplicate two
+1003	duplicate three
+1004	duplicate four
+delete from t1 where a >= 1000 ;
+prepare stmt1 from ' insert into t1 select a + ?, concat(?,b) from t1
+where a < ? ' ;
+execute stmt1 using @1000, @duplicate, @5;
+affected rows: 5
+info: Records: 5  Duplicates: 0  Warnings: 0
+select a,b from t1 where a >= 1000 ;
+a	b
+1000	NULL
+1001	duplicate one
+1002	duplicate two
+1003	duplicate three
+1004	duplicate four
+delete from t1 where a >= 1000 ;
+set @float=1.00;
+set @five='five' ;
+drop table if exists t2;
+create table t2 like t1 ;
+insert into t2 (b,a) 
+select @duplicate, sum(first.a) from t1 first, t1 second
+where first.a <> @5 and second.b = first.b
+and second.b <> @five
+group by second.b
+having sum(second.a) > @2
+union
+select b, a + @100 from t1
+where (a,b) in ( select sqrt(a+@1)+CAST(@float AS signed),b 
+from t1);
+affected rows: 8
+info: Records: 8  Duplicates: 0  Warnings: 0
+select a,b from t2;
+a	b
+3	duplicate
+4	duplicate
+7	duplicate
+8	duplicate
+9	duplicate
+81	duplicate
+82	duplicate
+103	three
+delete from t2 ;
+prepare stmt1 from ' insert into t2 (b,a) 
+select ?, sum(first.a)
+  from t1 first, t1 second 
+  where first.a <> ? and second.b = first.b and second.b <> ?
+  group by second.b
+  having sum(second.a) > ?
+union
+select b, a + ? from t1
+  where (a,b) in ( select sqrt(a+?)+CAST(? AS signed),b 
+                 from t1 ) ' ;
+execute stmt1 using @duplicate, @5, @five, @2, @100, @1, @float ;
+affected rows: 8
+info: Records: 8  Duplicates: 0  Warnings: 0
+select a,b from t2;
+a	b
+3	duplicate
+4	duplicate
+7	duplicate
+8	duplicate
+9	duplicate
+81	duplicate
+82	duplicate
+103	three
+drop table t2;
+drop table t1, t_many_col_types;
diff --git a/mysql-test/r/ps_4heap.result b/mysql-test/r/ps_4heap.result
new file mode 100644
index 00000000000..112ef86a681
--- /dev/null
+++ b/mysql-test/r/ps_4heap.result
@@ -0,0 +1,1270 @@
+use test;
+drop table if exists t1, t_many_col_types ;
+create table t1
+(
+a int, b varchar(30),
+primary key(a)
+) engine = 'HEAP'  ;
+drop table if exists t_many_col_types;
+create table t_many_col_types 
+(
+c1  tinyint, c2  smallint, c3  mediumint, c4  int,
+c5  integer, c6  bigint, c7  float, c8  double,
+c9  double precision, c10 real, c11 decimal(7, 4), c12 numeric(8, 4),
+c13 date, c14 datetime, c15 timestamp(14), c16 time,
+c17 year, c18 bit, c19 bool, c20 char,
+c21 char(10), c22 varchar(30), c23 char(100), c24 char(100),
+c25 char(100), c26 char(100), c27 char(100), c28 char(100),
+c29 char(100), c30 char(100), c31 enum('one', 'two', 'three'),
+c32 set('monday', 'tuesday', 'wednesday'),
+primary key(c1)
+) engine = 'HEAP'  ;
+delete from t1 ;
+insert into t1 values (1,'one');
+insert into t1 values (2,'two');
+insert into t1 values (3,'three');
+insert into t1 values (4,'four');
+commit ;
+delete from t_many_col_types ;
+insert into t_many_col_types
+set c1= 1, c2= 1, c3= 1, c4= 1, c5= 1, c6= 1, c7= 1, c8= 1, c9= 1,
+c10= 1, c11= 1, c12 = 1,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=true, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='one', c32= 'monday';
+insert into t_many_col_types
+set c1= 9, c2= 9, c3= 9, c4= 9, c5= 9, c6= 9, c7= 9, c8= 9, c9= 9,
+c10= 9, c11= 9, c12 = 9,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=false, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='two', c32= 'tuesday';
+test_sequence
+------ simple select tests ------
+set @arg00='SELECT' ;
+prepare stmt1 from ' ? a from t1 where a=1 ';
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '? a from t1 where a=1' at line 1
+set @arg00=1 ;
+select @arg00, b from t1 where a=1 ;
+@arg00	b
+1	one
+prepare stmt1 from ' select ?, b from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+?	b
+1	one
+set @arg00='lion' ;
+select @arg00, b from t1 where a=1 ;
+@arg00	b
+lion	one
+prepare stmt1 from ' select ?, b from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+?	b
+lion	one
+set @arg00=NULL ;
+select @arg00, b from t1 where a=1 ;
+@arg00	b
+NULL	one
+prepare stmt1 from ' select ?, b from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+?	b
+NULL	one
+set @arg00=1 ;
+select b, a - @arg00 from t1 where a=1 ;
+b	a - @arg00
+one	0
+prepare stmt1 from ' select b, a - ? from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+b	a - ?
+one	0
+set @arg00='MySQL' ;
+select substr(@arg00,1,2) from t1 where a=1 ;
+substr(@arg00,1,2)
+My
+prepare stmt1 from ' select substr(?,1,2) from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+substr(?,1,2)
+My
+set @arg00=3 ;
+select substr('MySQL',@arg00,5) from t1 where a=1 ;
+substr('MySQL',@arg00,5)
+SQL
+prepare stmt1 from ' select substr(''MySQL'',?,5) from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+substr('MySQL',?,5)
+SQL
+select substr('MySQL',1,@arg00) from t1 where a=1 ;
+substr('MySQL',1,@arg00)
+MyS
+prepare stmt1 from ' select substr(''MySQL'',1,?) from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+substr('MySQL',1,?)
+MyS
+set @arg00='MySQL' ;
+select a , concat(@arg00,b) from t1 ;
+a	concat(@arg00,b)
+1	MySQLone
+2	MySQLtwo
+3	MySQLthree
+4	MySQLfour
+prepare stmt1 from ' select a , concat(?,b) from t1 ' ;
+execute stmt1 using @arg00;
+a	concat(?,b)
+1	MySQLone
+2	MySQLtwo
+3	MySQLthree
+4	MySQLfour
+select a , concat(b,@arg00) from t1 ;
+a	concat(b,@arg00)
+1	oneMySQL
+2	twoMySQL
+3	threeMySQL
+4	fourMySQL
+prepare stmt1 from ' select a , concat(b,?) from t1 ' ;
+execute stmt1 using @arg00;
+a	concat(b,?)
+1	oneMySQL
+2	twoMySQL
+3	threeMySQL
+4	fourMySQL
+set @arg00='MySQL' ;
+select group_concat(@arg00,b) from t1 
+group by 'a' ;
+group_concat(@arg00,b)
+MySQLone,MySQLtwo,MySQLthree,MySQLfour
+prepare stmt1 from ' select group_concat(?,b) from t1
+group by ''a'' ' ;
+execute stmt1 using @arg00;
+group_concat(?,b)
+MySQLone,MySQLtwo,MySQLthree,MySQLfour
+select group_concat(b,@arg00) from t1 
+group by 'a' ;
+group_concat(b,@arg00)
+oneMySQL,twoMySQL,threeMySQL,fourMySQL
+prepare stmt1 from ' select group_concat(b,?) from t1
+group by ''a'' ' ;
+execute stmt1 using @arg00;
+group_concat(b,?)
+oneMySQL,twoMySQL,threeMySQL,fourMySQL
+set @arg00='first' ;
+set @arg01='second' ;
+set @arg02=NULL;
+select @arg00, @arg01 from t1 where a=1 ;
+@arg00	@arg01
+first	second
+prepare stmt1 from ' select ?, ? from t1 where a=1 ' ;
+execute stmt1 using @arg00, @arg01 ;
+?	?
+first	second
+execute stmt1 using @arg02, @arg01 ;
+?	?
+NULL	second
+execute stmt1 using @arg00, @arg02 ;
+?	?
+first	NULL
+execute stmt1 using @arg02, @arg02 ;
+?	?
+NULL	NULL
+drop table if exists new_tab ;
+create table new_tab (id1 int(11) not null default '0',
+value2 varchar(100), value1 varchar(100)) ;
+insert into new_tab values (1,'hh','hh'),(2,'hh','hh'),
+(1,'ii','ii'),(2,'ii','ii') ;
+prepare stmt1 from ' select id1,value1 from new_tab where id1=? or value1=? ' ;
+set @arg00=1 ;
+set @arg01='hh' ;
+execute stmt1 using @arg00, @arg01 ;
+id1	value1
+1	hh
+2	hh
+1	ii
+drop table new_tab ;
+drop table if exists new_tab ;
+create table new_tab(session_id  char(9) not null) ;
+insert into new_tab values ('abc') ;
+prepare stmt1 from ' select * from new_tab
+where ?=''1111'' and session_id = ''abc'' ' ;
+set @arg00='abc' ;
+execute stmt1 using @arg00 ;
+session_id
+set @arg00='1111' ;
+execute stmt1 using @arg00 ;
+session_id
+abc
+set @arg00='abc' ;
+execute stmt1 using @arg00 ;
+session_id
+drop table new_tab ;
+set @arg00='FROM' ;
+select a @arg00 t1 where a=1 ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '@arg00 t1 where a=1' at line 1
+prepare stmt1 from ' select a ? t1 where a=1 ' ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '? t1 where a=1' at line 1
+set @arg00='t1' ;
+select a from @arg00 where a=1 ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '@arg00 where a=1' at line 1
+prepare stmt1 from ' select a from ? where a=1 ' ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '? where a=1' at line 1
+set @arg00='WHERE' ;
+select a from t1 @arg00 a=1 ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '@arg00 a=1' at line 1
+prepare stmt1 from ' select a from t1 ? a=1 ' ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '? a=1' at line 1
+set @arg00=1 ;
+select a FROM t1 where a=@arg00 ;
+a
+1
+prepare stmt1 from ' select a FROM t1 where a=? ' ;
+execute stmt1 using @arg00 ;
+a
+1
+set @arg00=1000 ;
+execute stmt1 using @arg00 ;
+a
+set @arg00=NULL ;
+select a FROM t1 where a=@arg00 ;
+a
+prepare stmt1 from ' select a FROM t1 where a=? ' ;
+execute stmt1 using @arg00 ;
+a
+set @arg00=4 ;
+select a FROM t1 where a=sqrt(@arg00) ;
+a
+2
+prepare stmt1 from ' select a FROM t1 where a=sqrt(?) ' ;
+execute stmt1 using @arg00 ;
+a
+2
+set @arg00=NULL ;
+select a FROM t1 where a=sqrt(@arg00) ;
+a
+prepare stmt1 from ' select a FROM t1 where a=sqrt(?) ' ;
+execute stmt1 using @arg00 ;
+a
+set @arg00=2 ;
+set @arg01=3 ;
+select a FROM t1 where a in (@arg00,@arg01);
+a
+2
+3
+prepare stmt1 from ' select a FROM t1 where a in (?,?) ';
+execute stmt1 using @arg00, @arg01;
+a
+2
+3
+prepare stmt1 from ' select b FROM t1 where b like ? ';
+set @arg00='two' ;
+execute stmt1 using @arg00 ;
+b
+two
+set @arg00='tw%' ;
+execute stmt1 using @arg00 ;
+b
+two
+set @arg00='%wo' ;
+execute stmt1 using @arg00 ;
+b
+two
+set @arg00='>' ;
+select a FROM t1 where a @arg00 1 ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '@arg00 1' at line 1
+prepare stmt1 from ' select a FROM t1 where a ? 1 ' ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '? 1' at line 1
+set @arg00=1 ;
+select a,b FROM t1 where a is not NULL
+AND b is not NULL group by a - @arg00 ;
+a	b
+1	one
+2	two
+3	three
+4	four
+prepare stmt1 from ' select a,b FROM t1 where a is not NULL
+AND b is not NULL group by a - ? ' ;
+execute stmt1 using @arg00 ;
+a	b
+1	one
+2	two
+3	three
+4	four
+set @arg00='two' ;
+select a,b FROM t1 where a is not NULL
+AND b is not NULL having b <> @arg00 ;
+a	b
+1	one
+3	three
+4	four
+prepare stmt1 from ' select a,b FROM t1 where a is not NULL
+AND b is not NULL having b <> ? ' ;
+execute stmt1 using @arg00 ;
+a	b
+1	one
+3	three
+4	four
+set @arg00=1 ;
+select a,b FROM t1 where a is not NULL
+AND b is not NULL order by a - @arg00 ;
+a	b
+1	one
+2	two
+3	three
+4	four
+prepare stmt1 from ' select a,b FROM t1 where a is not NULL
+AND b is not NULL order by a - ? ' ;
+execute stmt1 using @arg00 ;
+a	b
+1	one
+2	two
+3	three
+4	four
+set @arg00=2 ;
+select a,b from t1 order by 2 ;
+a	b
+4	four
+1	one
+3	three
+2	two
+prepare stmt1 from ' select a,b from t1
+order by ? ';
+execute stmt1 using @arg00;
+a	b
+4	four
+1	one
+3	three
+2	two
+set @arg00=1;
+prepare stmt1 from ' select a,b from t1
+limit 1 ';
+execute stmt1 ;
+a	b
+1	one
+prepare stmt1 from ' select a,b from t1
+limit ? ';
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '?' at line 2
+set @arg00='b' ;
+set @arg01=0 ;
+set @arg02=2 ;
+set @arg03=2 ;
+select sum(a), @arg00 from t1 where a > @arg01
+and b is not null group by substr(b,@arg02)
+having sum(a) <> @arg03 ;
+sum(a)	@arg00
+3	b
+1	b
+4	b
+prepare stmt1 from ' select sum(a), ? from t1 where a > ?
+and b is not null group by substr(b,?)
+having sum(a) <> ? ';
+execute stmt1 using @arg00, @arg01, @arg02, @arg03;
+sum(a)	?
+3	b
+1	b
+4	b
+test_sequence
+------ join tests ------
+select first.a as a1, second.a as a2 
+from t1 first, t1 second
+where first.a = second.a ;
+a1	a2
+1	1
+2	2
+3	3
+4	4
+prepare stmt1 from ' select first.a as a1, second.a as a2 
+        from t1 first, t1 second
+        where first.a = second.a ';
+execute stmt1 ;
+a1	a2
+1	1
+2	2
+3	3
+4	4
+set @arg00='ABC';
+set @arg01='two';
+set @arg02='one';
+select first.a, @arg00, second.a FROM t1 first, t1 second
+where @arg01 = first.b or first.a = second.a or second.b = @arg02;
+a	@arg00	a
+1	ABC	1
+2	ABC	1
+3	ABC	1
+4	ABC	1
+2	ABC	2
+2	ABC	3
+3	ABC	3
+2	ABC	4
+4	ABC	4
+prepare stmt1 from ' select first.a, ?, second.a FROM t1 first, t1 second
+                    where ? = first.b or first.a = second.a or second.b = ? ';
+execute stmt1 using @arg00, @arg01, @arg02;
+a	?	a
+1	ABC	1
+2	ABC	1
+3	ABC	1
+4	ABC	1
+2	ABC	2
+2	ABC	3
+3	ABC	3
+2	ABC	4
+4	ABC	4
+test_sequence
+------ subquery tests ------
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = ''two'') ';
+execute stmt1 ;
+a	b
+2	two
+set @arg00='two' ;
+select a, b FROM t1 outer_table where
+a = (select a from t1 where b = 'two' ) and b=@arg00 ;
+a	b
+2	two
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = ''two'') and b=? ';
+execute stmt1 using @arg00;
+a	b
+2	two
+set @arg00='two' ;
+select a, b FROM t1 outer_table where
+a = (select a from t1 where b = @arg00 ) and b='two' ;
+a	b
+2	two
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = ? ) and b=''two'' ' ;
+execute stmt1 using @arg00;
+a	b
+2	two
+set @arg00=3 ;
+set @arg01='three' ;
+select a,b FROM t1 where (a,b) in (select 3, 'three');
+a	b
+3	three
+select a FROM t1 where (a,b) in (select @arg00,@arg01);
+a
+3
+prepare stmt1 from ' select a FROM t1 where (a,b) in (select ?, ?) ';
+execute stmt1 using @arg00, @arg01;
+a
+3
+set @arg00=1 ;
+set @arg01='two' ;
+set @arg02=2 ;
+set @arg03='two' ;
+select a, @arg00, b FROM t1 outer_table where
+b=@arg01 and a = (select @arg02 from t1 where b = @arg03 ) ;
+a	@arg00	b
+2	1	two
+prepare stmt1 from ' select a, ?, b FROM t1 outer_table where
+   b=? and a = (select ? from t1 where b = ? ) ' ;
+execute stmt1 using @arg00, @arg01, @arg02, @arg03 ;
+a	?	b
+2	1	two
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = outer_table.b ) ';
+execute stmt1 ;
+a	b
+1	one
+2	two
+3	three
+4	four
+set @arg00='two' ;
+select a, b FROM t1 outer_table where
+a = (select a from t1 where b = outer_table.b ) and b=@arg00 ;
+a	b
+2	two
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = outer_table.b) and b=? ';
+execute stmt1 using @arg00;
+a	b
+2	two
+set @arg00=2 ;
+select a, b FROM t1 outer_table where
+a = (select a from t1 where a = @arg00 and b = outer_table.b) and b='two' ;
+a	b
+2	two
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where a = ? and b = outer_table.b) and b=''two'' ' ;
+execute stmt1 using @arg00;
+a	b
+2	two
+set @arg00=2 ;
+select a, b FROM t1 outer_table where
+a = (select a from t1 where outer_table.a = @arg00 and a=2) and b='two' ;
+a	b
+2	two
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where outer_table.a = ? and a=2) and b=''two'' ' ;
+execute stmt1 using @arg00;
+a	b
+2	two
+set @arg00=1 ;
+set @arg01='two' ;
+set @arg02=2 ;
+set @arg03='two' ;
+select a, @arg00, b FROM t1 outer_table where
+b=@arg01 and a = (select @arg02 from t1 where outer_table.b = @arg03
+and outer_table.a=a ) ;
+a	@arg00	b
+2	1	two
+prepare stmt1 from ' select a, ?, b FROM t1 outer_table where
+   b=? and a = (select ? from t1 where outer_table.b = ? 
+                   and outer_table.a=a ) ' ;
+execute stmt1 using @arg00, @arg01, @arg02, @arg03 ;
+a	?	b
+2	1	two
+set @arg00=1 ;
+set @arg01=0 ;
+select a, @arg00 
+from ( select a - @arg00 as a from t1 where a=@arg00 ) as t2
+where a=@arg01;
+a	@arg00
+0	1
+prepare stmt1 from ' select a, ? 
+                    from ( select a - ? as a from t1 where a=? ) as t2
+                    where a=? ';
+execute stmt1 using @arg00, @arg00, @arg00, @arg01 ;
+a	?
+0	1
+drop table if exists t2 ;
+create table t2 as select * from t_many_col_types;
+set @stmt= ' SELECT
+   (SELECT SUM(c1 + c12 + 0.0) FROM t2 
+    where (t_many_col_types.c2 - 0e-3) = t2.c2
+    GROUP BY t_many_col_types.c15 LIMIT 1) as scalar_s,
+   exists (select 1.0e+0 from t2 
+           where t2.c3 * 9.0000000000 = t_many_col_types.c4) as exists_s,
+   c5 * 4 in (select c6 + 0.3e+1 from t2) as in_s,
+   (c7 - 4, c8 - 4) in (select c9 + 4.0, c10 + 40e-1 from t2) as in_row_s
+FROM t_many_col_types,
+(select c25 x, c32 y from t2) tt WHERE x = c25 ' ;
+prepare stmt1 from @stmt ;
+execute stmt1 ;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Name	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def					scalar_s	5	21	7	Y	32768	4	8
+def					exists_s	8	1	1	N	32769	0	8
+def					in_s	8	21	1	Y	32768	0	8
+def					in_row_s	8	21	1	Y	32768	0	8
+scalar_s	exists_s	in_s	in_row_s
+2.0000	0	1	0
+18.0000	1	0	1
+2.0000	0	1	0
+18.0000	1	0	1
+execute stmt1 ;
+scalar_s	exists_s	in_s	in_row_s
+2.0000	0	1	0
+18.0000	1	0	1
+2.0000	0	1	0
+18.0000	1	0	1
+set @stmt= concat('explain ',@stmt);
+prepare stmt1 from @stmt ;
+execute stmt1 ;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Name	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def					id	8	3	1	N	32801	0	8
+def					select_type	253	19	18	N	1	31	63
+def					table	253	64	16	N	1	31	63
+def					type	253	10	3	N	1	31	63
+def					possible_keys	253	4096	0	Y	0	31	63
+def					key	253	64	0	Y	0	31	63
+def					key_len	8	3	0	Y	32800	0	8
+def					ref	253	1024	0	Y	0	31	63
+def					rows	8	10	1	N	32801	0	8
+def					Extra	253	255	44	N	1	31	63
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	PRIMARY	t_many_col_types	ALL	NULL	NULL	NULL	NULL	2	
+1	PRIMARY	<derived6>	ALL	NULL	NULL	NULL	NULL	2	Using where
+6	DERIVED	t2	ALL	NULL	NULL	NULL	NULL	2	
+5	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+4	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+3	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+2	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where; Using temporary; Using filesort
+execute stmt1 ;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	PRIMARY	t_many_col_types	ALL	NULL	NULL	NULL	NULL	2	
+1	PRIMARY	<derived6>	ALL	NULL	NULL	NULL	NULL	2	Using where
+6	DERIVED	t2	ALL	NULL	NULL	NULL	NULL	2	
+5	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+4	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+3	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+2	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where; Using temporary; Using filesort
+set @stmt= ' SELECT
+   (SELECT SUM(c1+c12+?) FROM t2 where (t_many_col_types.c2-?)=t2.c2
+    GROUP BY t_many_col_types.c15 LIMIT 1) as scalar_s,
+   exists (select ? from t2 
+           where t2.c3*?=t_many_col_types.c4) as exists_s,
+   c5*? in (select c6+? from t2) as in_s,
+   (c7-?, c8-?) in (select c9+?, c10+? from t2) as in_row_s
+FROM t_many_col_types,
+(select c25 x, c32 y from t2) tt WHERE x =c25 ' ;
+set @arg00= 0.0 ;
+set @arg01= 0e-3 ;
+set @arg02= 1.0e+0 ;
+set @arg03= 9.0000000000 ;
+set @arg04= 4 ;
+set @arg05= 0.3e+1 ;
+set @arg06= 4 ;
+set @arg07= 4 ;
+set @arg08= 4.0 ;
+set @arg09= 40e-1 ;
+prepare stmt1 from @stmt ;
+execute stmt1 using @arg00, @arg01, @arg02, @arg03, @arg04, @arg05, @arg06,
+@arg07, @arg08, @arg09 ;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Name	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def					scalar_s	5	23	2	Y	32768	31	8
+def					exists_s	8	1	1	N	32769	0	8
+def					in_s	8	21	1	Y	32768	0	8
+def					in_row_s	8	21	1	Y	32768	0	8
+scalar_s	exists_s	in_s	in_row_s
+2	0	1	0
+18	1	0	1
+2	0	1	0
+18	1	0	1
+execute stmt1 using @arg00, @arg01, @arg02, @arg03, @arg04, @arg05, @arg06,
+@arg07, @arg08, @arg09 ;
+scalar_s	exists_s	in_s	in_row_s
+2	0	1	0
+18	1	0	1
+2	0	1	0
+18	1	0	1
+set @stmt= concat('explain ',@stmt);
+prepare stmt1 from @stmt ;
+execute stmt1 using @arg00, @arg01, @arg02, @arg03, @arg04, @arg05, @arg06,
+@arg07, @arg08, @arg09 ;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Name	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def					id	8	3	1	N	32801	0	8
+def					select_type	253	19	18	N	1	31	63
+def					table	253	64	16	N	1	31	63
+def					type	253	10	3	N	1	31	63
+def					possible_keys	253	4096	0	Y	0	31	63
+def					key	253	64	0	Y	0	31	63
+def					key_len	8	3	0	Y	32800	0	8
+def					ref	253	1024	0	Y	0	31	63
+def					rows	8	10	1	N	32801	0	8
+def					Extra	253	255	44	N	1	31	63
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	PRIMARY	t_many_col_types	ALL	NULL	NULL	NULL	NULL	2	
+1	PRIMARY	<derived6>	ALL	NULL	NULL	NULL	NULL	2	Using where
+6	DERIVED	t2	ALL	NULL	NULL	NULL	NULL	2	
+5	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+4	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+3	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+2	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where; Using temporary; Using filesort
+execute stmt1 using @arg00, @arg01, @arg02, @arg03, @arg04, @arg05, @arg06,
+@arg07, @arg08, @arg09 ;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	PRIMARY	t_many_col_types	ALL	NULL	NULL	NULL	NULL	2	
+1	PRIMARY	<derived6>	ALL	NULL	NULL	NULL	NULL	2	Using where
+6	DERIVED	t2	ALL	NULL	NULL	NULL	NULL	2	
+5	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+4	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+3	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+2	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where; Using temporary; Using filesort
+drop table t2 ;
+test_sequence
+------ union tests ------
+prepare stmt1 from ' select a FROM t1 where a=1
+                     union distinct
+                     select a FROM t1 where a=1 ';
+execute stmt1 ;
+a
+1
+execute stmt1 ;
+a
+1
+prepare stmt1 from ' select a FROM t1 where a=1
+                     union all
+                     select a FROM t1 where a=1 ';
+execute stmt1 ;
+a
+1
+1
+set @arg00=1 ;
+select @arg00 FROM t1 where a=1
+union distinct
+select 1 FROM t1 where a=1;
+@arg00
+1
+prepare stmt1 from ' select ? FROM t1 where a=1
+                     union distinct
+                     select 1 FROM t1 where a=1 ' ;
+execute stmt1 using @arg00;
+?
+1
+set @arg00=1 ;
+select 1 FROM t1 where a=1
+union distinct
+select @arg00 FROM t1 where a=1;
+1
+1
+prepare stmt1 from ' select 1 FROM t1 where a=1
+                     union distinct
+                     select ? FROM t1 where a=1 ' ;
+execute stmt1 using @arg00;
+1
+1
+set @arg00='a' ;
+select @arg00 FROM t1 where a=1
+union distinct
+select @arg00 FROM t1 where a=1;
+@arg00
+a
+prepare stmt1 from ' select ? FROM t1 where a=1
+                     union distinct
+                     select ? FROM t1 where a=1 ';
+execute stmt1 using @arg00, @arg00;
+?
+a
+prepare stmt1 from ' select ? 
+                     union distinct
+                     select ? ';
+execute stmt1 using @arg00, @arg00;
+?
+a
+set @arg00='a' ;
+set @arg01=1 ;
+set @arg02='a' ;
+set @arg03=2 ;
+select @arg00 FROM t1 where a=@arg01
+union distinct
+select @arg02 FROM t1 where a=@arg03;
+@arg00
+a
+prepare stmt1 from ' select ? FROM t1 where a=?
+                     union distinct
+                     select ? FROM t1 where a=? ' ;
+execute stmt1 using @arg00, @arg01, @arg02, @arg03;
+?
+a
+set @arg00=1 ;
+prepare stmt1 from ' select sum(a) + 200, ? from t1
+union distinct
+select sum(a) + 200, 1 from t1
+group by b ' ;
+execute stmt1 using @arg00;
+sum(a) + 200	?
+210	1
+204	1
+201	1
+203	1
+202	1
+set @Oporto='Oporto' ;
+set @Lisboa='Lisboa' ;
+set @0=0 ;
+set @1=1 ;
+set @2=2 ;
+set @3=3 ;
+set @4=4 ;
+select @Oporto,@Lisboa,@0,@1,@2,@3,@4 ;
+@Oporto	@Lisboa	@0	@1	@2	@3	@4
+Oporto	Lisboa	0	1	2	3	4
+select sum(a) + 200 as the_sum, @Oporto as the_town from t1
+group by b
+union distinct
+select sum(a) + 200, @Lisboa from t1
+group by b ;
+the_sum	the_town
+204	Oporto
+201	Oporto
+203	Oporto
+202	Oporto
+204	Lisboa
+201	Lisboa
+203	Lisboa
+202	Lisboa
+prepare stmt1 from ' select sum(a) + 200 as the_sum, ? as the_town from t1
+                     group by b
+                     union distinct
+                     select sum(a) + 200, ? from t1
+                     group by b ' ;
+execute stmt1 using @Oporto, @Lisboa;
+the_sum	the_town
+204	Oporto
+201	Oporto
+203	Oporto
+202	Oporto
+204	Lisboa
+201	Lisboa
+203	Lisboa
+202	Lisboa
+select sum(a) + 200 as the_sum, @Oporto as the_town from t1
+where a > @1
+group by b
+union distinct
+select sum(a) + 200, @Lisboa from t1
+where a > @2
+group by b ;
+the_sum	the_town
+204	Oporto
+203	Oporto
+202	Oporto
+204	Lisboa
+203	Lisboa
+prepare stmt1 from ' select sum(a) + 200 as the_sum, ? as the_town from t1
+                     where a > ?
+                     group by b
+                     union distinct
+                     select sum(a) + 200, ? from t1
+                     where a > ?
+                     group by b ' ;
+execute stmt1 using @Oporto, @1, @Lisboa, @2;
+the_sum	the_town
+204	Oporto
+203	Oporto
+202	Oporto
+204	Lisboa
+203	Lisboa
+select sum(a) + 200 as the_sum, @Oporto as the_town from t1
+where a > @1
+group by b
+having avg(a) > @2
+union distinct
+select sum(a) + 200, @Lisboa from t1
+where a > @2
+group by b 
+having avg(a) > @3;
+the_sum	the_town
+204	Oporto
+203	Oporto
+204	Lisboa
+prepare stmt1 from ' select sum(a) + 200 as the_sum, ? as the_town from t1
+                     where a > ?
+                     group by b
+                     having avg(a) > ?
+                     union distinct
+                     select sum(a) + 200, ? from t1
+                     where a > ?
+                     group by b
+                     having avg(a) > ? ';
+execute stmt1 using @Oporto, @1, @2, @Lisboa, @2, @3;
+the_sum	the_town
+204	Oporto
+203	Oporto
+204	Lisboa
+test_sequence
+------ explain select tests ------
+prepare stmt1 from ' select * from t_many_col_types ' ;
+execute stmt1;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Name	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def	test	t_many_col_types	t_many_col_types	c1	c1	1	4	1	N	49155	0	63
+def	test	t_many_col_types	t_many_col_types	c2	c2	2	6	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c3	c3	9	9	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c4	c4	3	11	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c5	c5	3	11	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c6	c6	8	20	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c7	c7	4	12	1	Y	32768	31	63
+def	test	t_many_col_types	t_many_col_types	c8	c8	5	22	1	Y	32768	31	63
+def	test	t_many_col_types	t_many_col_types	c9	c9	5	22	1	Y	32768	31	63
+def	test	t_many_col_types	t_many_col_types	c10	c10	5	22	1	Y	32768	31	63
+def	test	t_many_col_types	t_many_col_types	c11	c11	0	9	6	Y	32768	4	63
+def	test	t_many_col_types	t_many_col_types	c12	c12	0	10	6	Y	32768	4	63
+def	test	t_many_col_types	t_many_col_types	c13	c13	10	10	10	Y	128	0	63
+def	test	t_many_col_types	t_many_col_types	c14	c14	12	19	19	Y	128	0	63
+def	test	t_many_col_types	t_many_col_types	c15	c15	7	19	19	N	1217	0	63
+def	test	t_many_col_types	t_many_col_types	c16	c16	11	8	8	Y	128	0	63
+def	test	t_many_col_types	t_many_col_types	c17	c17	13	4	4	Y	32864	0	63
+def	test	t_many_col_types	t_many_col_types	c18	c18	1	1	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c19	c19	1	1	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c20	c20	254	1	1	Y	0	0	8
+def	test	t_many_col_types	t_many_col_types	c21	c21	253	10	10	Y	0	0	8
+def	test	t_many_col_types	t_many_col_types	c22	c22	253	30	30	Y	0	0	8
+def	test	t_many_col_types	t_many_col_types	c23	c23	253	100	8	Y	0	0	8
+def	test	t_many_col_types	t_many_col_types	c24	c24	253	100	8	Y	0	0	8
+def	test	t_many_col_types	t_many_col_types	c25	c25	253	100	4	Y	0	0	8
+def	test	t_many_col_types	t_many_col_types	c26	c26	253	100	4	Y	0	0	8
+def	test	t_many_col_types	t_many_col_types	c27	c27	253	100	10	Y	0	0	8
+def	test	t_many_col_types	t_many_col_types	c28	c28	253	100	10	Y	0	0	8
+def	test	t_many_col_types	t_many_col_types	c29	c29	253	100	8	Y	0	0	8
+def	test	t_many_col_types	t_many_col_types	c30	c30	253	100	8	Y	0	0	8
+def	test	t_many_col_types	t_many_col_types	c31	c31	254	5	3	Y	256	0	8
+def	test	t_many_col_types	t_many_col_types	c32	c32	254	24	7	Y	2048	0	8
+c1	c2	c3	c4	c5	c6	c7	c8	c9	c10	c11	c12	c13	c14	c15	c16	c17	c18	c19	c20	c21	c22	c23	c24	c25	c26	c27	c28	c29	c30	c31	c32
+1	1	1	1	1	1	1	1	1	1	1.0000	1.0000	2004-02-29	2004-02-29 11:11:11	2004-02-29 11:11:11	11:11:11	2004	1	1	a	123456789a	123456789a123456789b123456789c	tinyblob	tinytext	blob	text	mediumblob	mediumtext	longblob	longtext	one	monday
+9	9	9	9	9	9	9	9	9	9	9.0000	9.0000	2004-02-29	2004-02-29 11:11:11	2004-02-29 11:11:11	11:11:11	2004	1	0	a	123456789a	123456789a123456789b123456789c	tinyblob	tinytext	blob	text	mediumblob	mediumtext	longblob	longtext	two	tuesday
+test_sequence
+------ delete tests ------
+delete from t1 ;
+insert into t1 values (1,'one');
+insert into t1 values (2,'two');
+insert into t1 values (3,'three');
+insert into t1 values (4,'four');
+commit ;
+delete from t_many_col_types ;
+insert into t_many_col_types
+set c1= 1, c2= 1, c3= 1, c4= 1, c5= 1, c6= 1, c7= 1, c8= 1, c9= 1,
+c10= 1, c11= 1, c12 = 1,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=true, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='one', c32= 'monday';
+insert into t_many_col_types
+set c1= 9, c2= 9, c3= 9, c4= 9, c5= 9, c6= 9, c7= 9, c8= 9, c9= 9,
+c10= 9, c11= 9, c12 = 9,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=false, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='two', c32= 'tuesday';
+prepare stmt1 from 'delete from t1 where a=2' ;
+execute stmt1;
+select a,b from t1 where a=2;
+a	b
+execute stmt1;
+insert into t1 values(0,NULL);
+set @arg00=NULL;
+prepare stmt1 from 'delete from t1 where b=?' ;
+execute stmt1 using @arg00;
+select a,b from t1 where b is NULL ;
+a	b
+0	NULL
+set @arg00='one';
+execute stmt1 using @arg00;
+select a,b from t1 where b=@arg00;
+a	b
+prepare stmt1 from 'truncate table t1' ;
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+test_sequence
+------ update tests ------
+delete from t1 ;
+insert into t1 values (1,'one');
+insert into t1 values (2,'two');
+insert into t1 values (3,'three');
+insert into t1 values (4,'four');
+commit ;
+delete from t_many_col_types ;
+insert into t_many_col_types
+set c1= 1, c2= 1, c3= 1, c4= 1, c5= 1, c6= 1, c7= 1, c8= 1, c9= 1,
+c10= 1, c11= 1, c12 = 1,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=true, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='one', c32= 'monday';
+insert into t_many_col_types
+set c1= 9, c2= 9, c3= 9, c4= 9, c5= 9, c6= 9, c7= 9, c8= 9, c9= 9,
+c10= 9, c11= 9, c12 = 9,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=false, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='two', c32= 'tuesday';
+prepare stmt1 from 'update t1 set b=''a=two'' where a=2' ;
+execute stmt1;
+select a,b from t1 where a=2;
+a	b
+2	a=two
+execute stmt1;
+select a,b from t1 where a=2;
+a	b
+2	a=two
+set @arg00=NULL;
+prepare stmt1 from 'update t1 set b=? where a=2' ;
+execute stmt1 using @arg00;
+select a,b from t1 where a=2;
+a	b
+2	NULL
+set @arg00='two';
+execute stmt1 using @arg00;
+select a,b from t1 where a=2;
+a	b
+2	two
+set @arg00=2;
+prepare stmt1 from 'update t1 set b=NULL where a=?' ;
+execute stmt1 using @arg00;
+select a,b from t1 where a=@arg00;
+a	b
+2	NULL
+update t1 set b='two' where a=@arg00;
+set @arg00=2000;
+execute stmt1 using @arg00;
+select a,b from t1 where a=@arg00;
+a	b
+set @arg00=2;
+set @arg01=22;
+prepare stmt1 from 'update t1 set a=? where a=?' ;
+execute stmt1 using @arg00, @arg00;
+select a,b from t1 where a=@arg00;
+a	b
+2	two
+execute stmt1 using @arg01, @arg00;
+select a,b from t1 where a=@arg01;
+a	b
+22	two
+execute stmt1 using @arg00, @arg01;
+select a,b from t1 where a=@arg00;
+a	b
+2	two
+set @arg00=NULL;
+set @arg01=2;
+execute stmt1 using @arg00, @arg01;
+Warnings:
+Warning	1265	Data truncated for column 'a' at row 1
+select a,b from t1;
+a	b
+1	one
+0	two
+3	three
+4	four
+set @arg00=0;
+execute stmt1 using @arg01, @arg00;
+select a,b from t1;
+a	b
+1	one
+2	two
+3	three
+4	four
+set @arg00=23;
+set @arg01='two';
+set @arg02=2;
+set @arg03='two';
+set @arg04=2;
+drop table if exists t2;
+create table t2 as select a,b from t1 ;
+prepare stmt1 from 'update t1 set a=? where b=?
+                    and a in (select ? from t2
+                              where b = ? or a = ?)';
+execute stmt1 using @arg00, @arg01, @arg02, @arg03, @arg04 ;
+select a,b from t1 where a = @arg00 ;
+a	b
+23	two
+prepare stmt1 from 'update t1 set a=? where b=?
+                    and a not in (select ? from t2
+                              where b = ? or a = ?)';
+execute stmt1 using @arg04, @arg01, @arg02, @arg03, @arg00 ;
+select a,b from t1 ;
+a	b
+1	one
+2	two
+3	three
+4	four
+drop table t2 ;
+set @arg00=1;
+prepare stmt1 from 'update t1 set b=''bla''
+where a=2
+limit 1';
+execute stmt1 ;
+select a,b from t1 where b = 'bla' ;
+a	b
+2	bla
+prepare stmt1 from 'update t1 set b=''bla''
+where a=2
+limit ?';
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '?' at line 3
+test_sequence
+------ insert tests ------
+delete from t1 ;
+insert into t1 values (1,'one');
+insert into t1 values (2,'two');
+insert into t1 values (3,'three');
+insert into t1 values (4,'four');
+commit ;
+delete from t_many_col_types ;
+insert into t_many_col_types
+set c1= 1, c2= 1, c3= 1, c4= 1, c5= 1, c6= 1, c7= 1, c8= 1, c9= 1,
+c10= 1, c11= 1, c12 = 1,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=true, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='one', c32= 'monday';
+insert into t_many_col_types
+set c1= 9, c2= 9, c3= 9, c4= 9, c5= 9, c6= 9, c7= 9, c8= 9, c9= 9,
+c10= 9, c11= 9, c12 = 9,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=false, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='two', c32= 'tuesday';
+prepare stmt1 from 'insert into t1 values(5, ''five'' )';
+execute stmt1;
+select a,b from t1 where a = 5;
+a	b
+5	five
+set @arg00='six' ;
+prepare stmt1 from 'insert into t1 values(6, ? )';
+execute stmt1 using @arg00;
+select a,b from t1 where b = @arg00;
+a	b
+6	six
+execute stmt1 using @arg00;
+ERROR 23000: Duplicate entry '6' for key 1
+set @arg00=NULL ;
+prepare stmt1 from 'insert into t1 values(0, ? )';
+execute stmt1 using @arg00;
+select a,b from t1 where b is NULL;
+a	b
+0	NULL
+set @arg00=8 ;
+set @arg01='eight' ;
+prepare stmt1 from 'insert into t1 values(?, ? )';
+execute stmt1 using @arg00, @arg01 ;
+select a,b from t1 where b = @arg01;
+a	b
+8	eight
+set @arg00=81 ;
+set @arg01='8-1' ;
+set @arg02=82 ;
+set @arg03='8-2' ;
+prepare stmt1 from 'insert into t1 values(?,?),(?,?)';
+execute stmt1 using @arg00, @arg01, @arg02, @arg03 ;
+select a,b from t1 where a in (@arg00,@arg02) ;
+a	b
+81	8-1
+82	8-2
+set @arg00=9 ;
+set @arg01='nine' ;
+prepare stmt1 from 'insert into t1 set a=?, b=? ';
+execute stmt1 using @arg00, @arg01 ;
+select a,b from t1 where a = @arg00 ;
+a	b
+9	nine
+set @arg00=6 ;
+set @arg01=1 ;
+prepare stmt1 from 'insert into t1 set a=?, b=''sechs''
+                    on duplicate key update a=a + ?, b=concat(b,''modified'') ';
+execute stmt1 using @arg00, @arg01;
+select * from t1;
+a	b
+1	one
+2	two
+3	three
+4	four
+5	five
+7	sixmodified
+0	NULL
+8	eight
+81	8-1
+82	8-2
+9	nine
+set @arg00=81 ;
+set @arg01=1 ;
+execute stmt1 using @arg00, @arg01;
+ERROR 23000: Duplicate entry '82' for key 1
+set @1000=1000 ;
+set @x1000_2="x1000_2" ;
+set @x1000_3="x1000_3" ;
+set @x1000="x1000" ;
+set @1100=1100 ;
+set @x1100="x1100" ;
+set @100=100 ;
+set @updated="updated" ;
+insert into t1 values(1000,'x1000_1') ;
+insert into t1 values(@1000,@x1000_2),(@1000,@x1000_3)
+on duplicate key update a = a + @100, b = concat(b,@updated) ;
+select a,b from t1 where a >= 1000 ;
+a	b
+1100	x1000_1updated
+1000	x1000_3
+delete from t1 where a >= 1000 ;
+insert into t1 values(1000,'x1000_1') ;
+prepare stmt1 from ' insert into t1 values(?,?),(?,?)
+               on duplicate key update a = a + ?, b = concat(b,?) ';
+execute stmt1 using @1000, @x1000_2, @1000, @x1000_3, @100, @updated ;
+select a,b from t1 where a >= 1000 ;
+a	b
+1000	x1000_3
+1100	x1000_1updated
+delete from t1 where a >= 1000 ;
+insert into t1 values(1000,'x1000_1') ;
+execute stmt1 using @1000, @x1000_2, @1100, @x1000_3, @100, @updated ;
+select a,b from t1 where a >= 1000 ;
+a	b
+1200	x1000_1updatedupdated
+delete from t1 where a >= 1000 ;
+prepare stmt1 from ' replace into t1 (a,b) select 100, ''hundred'' ';
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+set @duplicate='duplicate ' ;
+set @1000=1000 ;
+set @5=5 ;
+select a,b from t1 where a < 5 ;
+a	b
+1	one
+2	two
+3	three
+4	four
+0	NULL
+insert into t1 select a + @1000, concat(@duplicate,b) from t1
+where a < @5 ;
+affected rows: 5
+info: Records: 5  Duplicates: 0  Warnings: 0
+select a,b from t1 where a >= 1000 ;
+a	b
+1002	duplicate two
+1001	duplicate one
+1003	duplicate three
+1004	duplicate four
+1000	NULL
+delete from t1 where a >= 1000 ;
+prepare stmt1 from ' insert into t1 select a + ?, concat(?,b) from t1
+where a < ? ' ;
+execute stmt1 using @1000, @duplicate, @5;
+affected rows: 5
+info: Records: 5  Duplicates: 0  Warnings: 0
+select a,b from t1 where a >= 1000 ;
+a	b
+1000	NULL
+1004	duplicate four
+1003	duplicate three
+1002	duplicate two
+1001	duplicate one
+delete from t1 where a >= 1000 ;
+set @float=1.00;
+set @five='five' ;
+drop table if exists t2;
+create table t2 like t1 ;
+insert into t2 (b,a) 
+select @duplicate, sum(first.a) from t1 first, t1 second
+where first.a <> @5 and second.b = first.b
+and second.b <> @five
+group by second.b
+having sum(second.a) > @2
+union
+select b, a + @100 from t1
+where (a,b) in ( select sqrt(a+@1)+CAST(@float AS signed),b 
+from t1);
+affected rows: 8
+info: Records: 8  Duplicates: 0  Warnings: 0
+select a,b from t2;
+a	b
+81	duplicate
+82	duplicate
+8	duplicate
+4	duplicate
+9	duplicate
+7	duplicate
+3	duplicate
+103	three
+delete from t2 ;
+prepare stmt1 from ' insert into t2 (b,a) 
+select ?, sum(first.a)
+  from t1 first, t1 second 
+  where first.a <> ? and second.b = first.b and second.b <> ?
+  group by second.b
+  having sum(second.a) > ?
+union
+select b, a + ? from t1
+  where (a,b) in ( select sqrt(a+?)+CAST(? AS signed),b 
+                 from t1 ) ' ;
+execute stmt1 using @duplicate, @5, @five, @2, @100, @1, @float ;
+affected rows: 8
+info: Records: 8  Duplicates: 0  Warnings: 0
+select a,b from t2;
+a	b
+81	duplicate
+82	duplicate
+8	duplicate
+4	duplicate
+9	duplicate
+7	duplicate
+3	duplicate
+103	three
+drop table t2;
+drop table t1, t_many_col_types;
diff --git a/mysql-test/r/ps_5merge.result b/mysql-test/r/ps_5merge.result
new file mode 100644
index 00000000000..fab0b552b48
--- /dev/null
+++ b/mysql-test/r/ps_5merge.result
@@ -0,0 +1,2410 @@
+use test;
+drop table if exists t1, t1_1, t1_2,
+t_many_col_types, t_many_col_types_1, t_many_col_types_2;
+drop table if exists t1, t_many_col_types ;
+create table t1
+(
+a int, b varchar(30),
+primary key(a)
+) engine = 'MYISAM'  ;
+create table t_many_col_types 
+(
+c1  tinyint, c2  smallint, c3  mediumint, c4  int,
+c5  integer, c6  bigint, c7  float, c8  double,
+c9  double precision, c10 real, c11 decimal(7, 4), c12 numeric(8, 4),
+c13 date, c14 datetime, c15 timestamp(14), c16 time,
+c17 year, c18 bit, c19 bool, c20 char,
+c21 char(10), c22 varchar(30), c23 tinyblob, c24 tinytext,
+c25 blob, c26 text, c27 mediumblob, c28 mediumtext,
+c29 longblob, c30 longtext, c31 enum('one', 'two', 'three'),
+c32 set('monday', 'tuesday', 'wednesday'),
+primary key(c1)
+) engine = 'MYISAM'  ;
+rename table t1 to t1_1, t_many_col_types to t_many_col_types_1 ;
+drop table if exists t1, t_many_col_types ;
+create table t1
+(
+a int, b varchar(30),
+primary key(a)
+) engine = 'MYISAM'  ;
+create table t_many_col_types 
+(
+c1  tinyint, c2  smallint, c3  mediumint, c4  int,
+c5  integer, c6  bigint, c7  float, c8  double,
+c9  double precision, c10 real, c11 decimal(7, 4), c12 numeric(8, 4),
+c13 date, c14 datetime, c15 timestamp(14), c16 time,
+c17 year, c18 bit, c19 bool, c20 char,
+c21 char(10), c22 varchar(30), c23 tinyblob, c24 tinytext,
+c25 blob, c26 text, c27 mediumblob, c28 mediumtext,
+c29 longblob, c30 longtext, c31 enum('one', 'two', 'three'),
+c32 set('monday', 'tuesday', 'wednesday'),
+primary key(c1)
+) engine = 'MYISAM'  ;
+rename table t1 to t1_2, t_many_col_types to t_many_col_types_2 ;
+create table t1
+(
+a int, b varchar(30),
+primary key(a)
+) ENGINE = MERGE UNION=(t1_1,t1_2)
+INSERT_METHOD=FIRST;
+create table t_many_col_types
+(
+c1  tinyint, c2  smallint, c3  mediumint, c4  int,
+c5  integer, c6  bigint, c7  float, c8  double,
+c9  double precision, c10 real, c11 decimal(7, 4), c12 numeric(8, 4),
+c13 date, c14 datetime, c15 timestamp(14), c16 time,
+c17 year, c18 bit, c19 bool, c20 char,
+c21 char(10), c22 varchar(30), c23 tinyblob, c24 tinytext,
+c25 blob, c26 text, c27 mediumblob, c28 mediumtext,
+c29 longblob, c30 longtext, c31 enum('one', 'two', 'three'),
+c32 set('monday', 'tuesday', 'wednesday'),
+primary key(c1)
+)  ENGINE = MERGE UNION=(t_many_col_types_1,t_many_col_types_2)
+INSERT_METHOD=FIRST;
+delete from t1 ;
+insert into t1 values (1,'one');
+insert into t1 values (2,'two');
+insert into t1 values (3,'three');
+insert into t1 values (4,'four');
+commit ;
+delete from t_many_col_types ;
+insert into t_many_col_types
+set c1= 1, c2= 1, c3= 1, c4= 1, c5= 1, c6= 1, c7= 1, c8= 1, c9= 1,
+c10= 1, c11= 1, c12 = 1,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=true, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='one', c32= 'monday';
+insert into t_many_col_types
+set c1= 9, c2= 9, c3= 9, c4= 9, c5= 9, c6= 9, c7= 9, c8= 9, c9= 9,
+c10= 9, c11= 9, c12 = 9,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=false, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='two', c32= 'tuesday';
+test_sequence
+------ simple select tests ------
+set @arg00='SELECT' ;
+prepare stmt1 from ' ? a from t1 where a=1 ';
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '? a from t1 where a=1' at line 1
+set @arg00=1 ;
+select @arg00, b from t1 where a=1 ;
+@arg00	b
+1	one
+prepare stmt1 from ' select ?, b from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+?	b
+1	one
+set @arg00='lion' ;
+select @arg00, b from t1 where a=1 ;
+@arg00	b
+lion	one
+prepare stmt1 from ' select ?, b from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+?	b
+lion	one
+set @arg00=NULL ;
+select @arg00, b from t1 where a=1 ;
+@arg00	b
+NULL	one
+prepare stmt1 from ' select ?, b from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+?	b
+NULL	one
+set @arg00=1 ;
+select b, a - @arg00 from t1 where a=1 ;
+b	a - @arg00
+one	0
+prepare stmt1 from ' select b, a - ? from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+b	a - ?
+one	0
+set @arg00='MySQL' ;
+select substr(@arg00,1,2) from t1 where a=1 ;
+substr(@arg00,1,2)
+My
+prepare stmt1 from ' select substr(?,1,2) from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+substr(?,1,2)
+My
+set @arg00=3 ;
+select substr('MySQL',@arg00,5) from t1 where a=1 ;
+substr('MySQL',@arg00,5)
+SQL
+prepare stmt1 from ' select substr(''MySQL'',?,5) from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+substr('MySQL',?,5)
+SQL
+select substr('MySQL',1,@arg00) from t1 where a=1 ;
+substr('MySQL',1,@arg00)
+MyS
+prepare stmt1 from ' select substr(''MySQL'',1,?) from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+substr('MySQL',1,?)
+MyS
+set @arg00='MySQL' ;
+select a , concat(@arg00,b) from t1 ;
+a	concat(@arg00,b)
+1	MySQLone
+2	MySQLtwo
+3	MySQLthree
+4	MySQLfour
+prepare stmt1 from ' select a , concat(?,b) from t1 ' ;
+execute stmt1 using @arg00;
+a	concat(?,b)
+1	MySQLone
+2	MySQLtwo
+3	MySQLthree
+4	MySQLfour
+select a , concat(b,@arg00) from t1 ;
+a	concat(b,@arg00)
+1	oneMySQL
+2	twoMySQL
+3	threeMySQL
+4	fourMySQL
+prepare stmt1 from ' select a , concat(b,?) from t1 ' ;
+execute stmt1 using @arg00;
+a	concat(b,?)
+1	oneMySQL
+2	twoMySQL
+3	threeMySQL
+4	fourMySQL
+set @arg00='MySQL' ;
+select group_concat(@arg00,b) from t1 
+group by 'a' ;
+group_concat(@arg00,b)
+MySQLone,MySQLtwo,MySQLthree,MySQLfour
+prepare stmt1 from ' select group_concat(?,b) from t1
+group by ''a'' ' ;
+execute stmt1 using @arg00;
+group_concat(?,b)
+MySQLone,MySQLtwo,MySQLthree,MySQLfour
+select group_concat(b,@arg00) from t1 
+group by 'a' ;
+group_concat(b,@arg00)
+oneMySQL,twoMySQL,threeMySQL,fourMySQL
+prepare stmt1 from ' select group_concat(b,?) from t1
+group by ''a'' ' ;
+execute stmt1 using @arg00;
+group_concat(b,?)
+oneMySQL,twoMySQL,threeMySQL,fourMySQL
+set @arg00='first' ;
+set @arg01='second' ;
+set @arg02=NULL;
+select @arg00, @arg01 from t1 where a=1 ;
+@arg00	@arg01
+first	second
+prepare stmt1 from ' select ?, ? from t1 where a=1 ' ;
+execute stmt1 using @arg00, @arg01 ;
+?	?
+first	second
+execute stmt1 using @arg02, @arg01 ;
+?	?
+NULL	second
+execute stmt1 using @arg00, @arg02 ;
+?	?
+first	NULL
+execute stmt1 using @arg02, @arg02 ;
+?	?
+NULL	NULL
+drop table if exists new_tab ;
+create table new_tab (id1 int(11) not null default '0',
+value2 varchar(100), value1 varchar(100)) ;
+insert into new_tab values (1,'hh','hh'),(2,'hh','hh'),
+(1,'ii','ii'),(2,'ii','ii') ;
+prepare stmt1 from ' select id1,value1 from new_tab where id1=? or value1=? ' ;
+set @arg00=1 ;
+set @arg01='hh' ;
+execute stmt1 using @arg00, @arg01 ;
+id1	value1
+1	hh
+2	hh
+1	ii
+drop table new_tab ;
+drop table if exists new_tab ;
+create table new_tab(session_id  char(9) not null) ;
+insert into new_tab values ('abc') ;
+prepare stmt1 from ' select * from new_tab
+where ?=''1111'' and session_id = ''abc'' ' ;
+set @arg00='abc' ;
+execute stmt1 using @arg00 ;
+session_id
+set @arg00='1111' ;
+execute stmt1 using @arg00 ;
+session_id
+abc
+set @arg00='abc' ;
+execute stmt1 using @arg00 ;
+session_id
+drop table new_tab ;
+set @arg00='FROM' ;
+select a @arg00 t1 where a=1 ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '@arg00 t1 where a=1' at line 1
+prepare stmt1 from ' select a ? t1 where a=1 ' ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '? t1 where a=1' at line 1
+set @arg00='t1' ;
+select a from @arg00 where a=1 ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '@arg00 where a=1' at line 1
+prepare stmt1 from ' select a from ? where a=1 ' ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '? where a=1' at line 1
+set @arg00='WHERE' ;
+select a from t1 @arg00 a=1 ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '@arg00 a=1' at line 1
+prepare stmt1 from ' select a from t1 ? a=1 ' ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '? a=1' at line 1
+set @arg00=1 ;
+select a FROM t1 where a=@arg00 ;
+a
+1
+prepare stmt1 from ' select a FROM t1 where a=? ' ;
+execute stmt1 using @arg00 ;
+a
+1
+set @arg00=1000 ;
+execute stmt1 using @arg00 ;
+a
+set @arg00=NULL ;
+select a FROM t1 where a=@arg00 ;
+a
+prepare stmt1 from ' select a FROM t1 where a=? ' ;
+execute stmt1 using @arg00 ;
+a
+set @arg00=4 ;
+select a FROM t1 where a=sqrt(@arg00) ;
+a
+2
+prepare stmt1 from ' select a FROM t1 where a=sqrt(?) ' ;
+execute stmt1 using @arg00 ;
+a
+2
+set @arg00=NULL ;
+select a FROM t1 where a=sqrt(@arg00) ;
+a
+prepare stmt1 from ' select a FROM t1 where a=sqrt(?) ' ;
+execute stmt1 using @arg00 ;
+a
+set @arg00=2 ;
+set @arg01=3 ;
+select a FROM t1 where a in (@arg00,@arg01);
+a
+2
+3
+prepare stmt1 from ' select a FROM t1 where a in (?,?) ';
+execute stmt1 using @arg00, @arg01;
+a
+2
+3
+prepare stmt1 from ' select b FROM t1 where b like ? ';
+set @arg00='two' ;
+execute stmt1 using @arg00 ;
+b
+two
+set @arg00='tw%' ;
+execute stmt1 using @arg00 ;
+b
+two
+set @arg00='%wo' ;
+execute stmt1 using @arg00 ;
+b
+two
+set @arg00='>' ;
+select a FROM t1 where a @arg00 1 ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '@arg00 1' at line 1
+prepare stmt1 from ' select a FROM t1 where a ? 1 ' ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '? 1' at line 1
+set @arg00=1 ;
+select a,b FROM t1 where a is not NULL
+AND b is not NULL group by a - @arg00 ;
+a	b
+1	one
+2	two
+3	three
+4	four
+prepare stmt1 from ' select a,b FROM t1 where a is not NULL
+AND b is not NULL group by a - ? ' ;
+execute stmt1 using @arg00 ;
+a	b
+1	one
+2	two
+3	three
+4	four
+set @arg00='two' ;
+select a,b FROM t1 where a is not NULL
+AND b is not NULL having b <> @arg00 ;
+a	b
+1	one
+3	three
+4	four
+prepare stmt1 from ' select a,b FROM t1 where a is not NULL
+AND b is not NULL having b <> ? ' ;
+execute stmt1 using @arg00 ;
+a	b
+1	one
+3	three
+4	four
+set @arg00=1 ;
+select a,b FROM t1 where a is not NULL
+AND b is not NULL order by a - @arg00 ;
+a	b
+1	one
+2	two
+3	three
+4	four
+prepare stmt1 from ' select a,b FROM t1 where a is not NULL
+AND b is not NULL order by a - ? ' ;
+execute stmt1 using @arg00 ;
+a	b
+1	one
+2	two
+3	three
+4	four
+set @arg00=2 ;
+select a,b from t1 order by 2 ;
+a	b
+4	four
+1	one
+3	three
+2	two
+prepare stmt1 from ' select a,b from t1
+order by ? ';
+execute stmt1 using @arg00;
+a	b
+4	four
+1	one
+3	three
+2	two
+set @arg00=1;
+prepare stmt1 from ' select a,b from t1
+limit 1 ';
+execute stmt1 ;
+a	b
+1	one
+prepare stmt1 from ' select a,b from t1
+limit ? ';
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '?' at line 2
+set @arg00='b' ;
+set @arg01=0 ;
+set @arg02=2 ;
+set @arg03=2 ;
+select sum(a), @arg00 from t1 where a > @arg01
+and b is not null group by substr(b,@arg02)
+having sum(a) <> @arg03 ;
+sum(a)	@arg00
+3	b
+1	b
+4	b
+prepare stmt1 from ' select sum(a), ? from t1 where a > ?
+and b is not null group by substr(b,?)
+having sum(a) <> ? ';
+execute stmt1 using @arg00, @arg01, @arg02, @arg03;
+sum(a)	?
+3	b
+1	b
+4	b
+test_sequence
+------ join tests ------
+select first.a as a1, second.a as a2 
+from t1 first, t1 second
+where first.a = second.a ;
+a1	a2
+1	1
+2	2
+3	3
+4	4
+prepare stmt1 from ' select first.a as a1, second.a as a2 
+        from t1 first, t1 second
+        where first.a = second.a ';
+execute stmt1 ;
+a1	a2
+1	1
+2	2
+3	3
+4	4
+set @arg00='ABC';
+set @arg01='two';
+set @arg02='one';
+select first.a, @arg00, second.a FROM t1 first, t1 second
+where @arg01 = first.b or first.a = second.a or second.b = @arg02;
+a	@arg00	a
+1	ABC	1
+2	ABC	1
+2	ABC	2
+2	ABC	3
+2	ABC	4
+3	ABC	1
+3	ABC	3
+4	ABC	1
+4	ABC	4
+prepare stmt1 from ' select first.a, ?, second.a FROM t1 first, t1 second
+                    where ? = first.b or first.a = second.a or second.b = ? ';
+execute stmt1 using @arg00, @arg01, @arg02;
+a	?	a
+1	ABC	1
+2	ABC	1
+2	ABC	2
+2	ABC	3
+2	ABC	4
+3	ABC	1
+3	ABC	3
+4	ABC	1
+4	ABC	4
+test_sequence
+------ subquery tests ------
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = ''two'') ';
+execute stmt1 ;
+a	b
+2	two
+set @arg00='two' ;
+select a, b FROM t1 outer_table where
+a = (select a from t1 where b = 'two' ) and b=@arg00 ;
+a	b
+2	two
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = ''two'') and b=? ';
+execute stmt1 using @arg00;
+a	b
+2	two
+set @arg00='two' ;
+select a, b FROM t1 outer_table where
+a = (select a from t1 where b = @arg00 ) and b='two' ;
+a	b
+2	two
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = ? ) and b=''two'' ' ;
+execute stmt1 using @arg00;
+a	b
+2	two
+set @arg00=3 ;
+set @arg01='three' ;
+select a,b FROM t1 where (a,b) in (select 3, 'three');
+a	b
+3	three
+select a FROM t1 where (a,b) in (select @arg00,@arg01);
+a
+3
+prepare stmt1 from ' select a FROM t1 where (a,b) in (select ?, ?) ';
+execute stmt1 using @arg00, @arg01;
+a
+3
+set @arg00=1 ;
+set @arg01='two' ;
+set @arg02=2 ;
+set @arg03='two' ;
+select a, @arg00, b FROM t1 outer_table where
+b=@arg01 and a = (select @arg02 from t1 where b = @arg03 ) ;
+a	@arg00	b
+2	1	two
+prepare stmt1 from ' select a, ?, b FROM t1 outer_table where
+   b=? and a = (select ? from t1 where b = ? ) ' ;
+execute stmt1 using @arg00, @arg01, @arg02, @arg03 ;
+a	?	b
+2	1	two
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = outer_table.b ) ';
+execute stmt1 ;
+a	b
+1	one
+2	two
+3	three
+4	four
+set @arg00='two' ;
+select a, b FROM t1 outer_table where
+a = (select a from t1 where b = outer_table.b ) and b=@arg00 ;
+a	b
+2	two
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = outer_table.b) and b=? ';
+execute stmt1 using @arg00;
+a	b
+2	two
+set @arg00=2 ;
+select a, b FROM t1 outer_table where
+a = (select a from t1 where a = @arg00 and b = outer_table.b) and b='two' ;
+a	b
+2	two
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where a = ? and b = outer_table.b) and b=''two'' ' ;
+execute stmt1 using @arg00;
+a	b
+2	two
+set @arg00=2 ;
+select a, b FROM t1 outer_table where
+a = (select a from t1 where outer_table.a = @arg00 and a=2) and b='two' ;
+a	b
+2	two
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where outer_table.a = ? and a=2) and b=''two'' ' ;
+execute stmt1 using @arg00;
+a	b
+2	two
+set @arg00=1 ;
+set @arg01='two' ;
+set @arg02=2 ;
+set @arg03='two' ;
+select a, @arg00, b FROM t1 outer_table where
+b=@arg01 and a = (select @arg02 from t1 where outer_table.b = @arg03
+and outer_table.a=a ) ;
+a	@arg00	b
+2	1	two
+prepare stmt1 from ' select a, ?, b FROM t1 outer_table where
+   b=? and a = (select ? from t1 where outer_table.b = ? 
+                   and outer_table.a=a ) ' ;
+execute stmt1 using @arg00, @arg01, @arg02, @arg03 ;
+a	?	b
+2	1	two
+set @arg00=1 ;
+set @arg01=0 ;
+select a, @arg00 
+from ( select a - @arg00 as a from t1 where a=@arg00 ) as t2
+where a=@arg01;
+a	@arg00
+0	1
+prepare stmt1 from ' select a, ? 
+                    from ( select a - ? as a from t1 where a=? ) as t2
+                    where a=? ';
+execute stmt1 using @arg00, @arg00, @arg00, @arg01 ;
+a	?
+0	1
+drop table if exists t2 ;
+create table t2 as select * from t_many_col_types;
+set @stmt= ' SELECT
+   (SELECT SUM(c1 + c12 + 0.0) FROM t2 
+    where (t_many_col_types.c2 - 0e-3) = t2.c2
+    GROUP BY t_many_col_types.c15 LIMIT 1) as scalar_s,
+   exists (select 1.0e+0 from t2 
+           where t2.c3 * 9.0000000000 = t_many_col_types.c4) as exists_s,
+   c5 * 4 in (select c6 + 0.3e+1 from t2) as in_s,
+   (c7 - 4, c8 - 4) in (select c9 + 4.0, c10 + 40e-1 from t2) as in_row_s
+FROM t_many_col_types,
+(select c25 x, c32 y from t2) tt WHERE x = c25 ' ;
+prepare stmt1 from @stmt ;
+execute stmt1 ;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Name	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def					scalar_s	5	21	7	Y	32768	4	8
+def					exists_s	8	1	1	N	32769	0	8
+def					in_s	8	21	1	Y	32768	0	8
+def					in_row_s	8	21	1	Y	32768	0	8
+scalar_s	exists_s	in_s	in_row_s
+2.0000	0	1	0
+18.0000	1	0	1
+2.0000	0	1	0
+18.0000	1	0	1
+execute stmt1 ;
+scalar_s	exists_s	in_s	in_row_s
+2.0000	0	1	0
+18.0000	1	0	1
+2.0000	0	1	0
+18.0000	1	0	1
+set @stmt= concat('explain ',@stmt);
+prepare stmt1 from @stmt ;
+execute stmt1 ;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Name	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def					id	8	3	1	N	32801	0	8
+def					select_type	253	19	18	N	1	31	63
+def					table	253	64	16	N	1	31	63
+def					type	253	10	3	N	1	31	63
+def					possible_keys	253	4096	0	Y	0	31	63
+def					key	253	64	0	Y	0	31	63
+def					key_len	8	3	0	Y	32800	0	8
+def					ref	253	1024	0	Y	0	31	63
+def					rows	8	10	1	N	32801	0	8
+def					Extra	253	255	44	N	1	31	63
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	PRIMARY	t_many_col_types	ALL	NULL	NULL	NULL	NULL	2	
+1	PRIMARY	<derived6>	ALL	NULL	NULL	NULL	NULL	2	Using where
+6	DERIVED	t2	ALL	NULL	NULL	NULL	NULL	2	
+5	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+4	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+3	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+2	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where; Using temporary; Using filesort
+execute stmt1 ;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	PRIMARY	t_many_col_types	ALL	NULL	NULL	NULL	NULL	2	
+1	PRIMARY	<derived6>	ALL	NULL	NULL	NULL	NULL	2	Using where
+6	DERIVED	t2	ALL	NULL	NULL	NULL	NULL	2	
+5	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+4	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+3	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+2	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where; Using temporary; Using filesort
+set @stmt= ' SELECT
+   (SELECT SUM(c1+c12+?) FROM t2 where (t_many_col_types.c2-?)=t2.c2
+    GROUP BY t_many_col_types.c15 LIMIT 1) as scalar_s,
+   exists (select ? from t2 
+           where t2.c3*?=t_many_col_types.c4) as exists_s,
+   c5*? in (select c6+? from t2) as in_s,
+   (c7-?, c8-?) in (select c9+?, c10+? from t2) as in_row_s
+FROM t_many_col_types,
+(select c25 x, c32 y from t2) tt WHERE x =c25 ' ;
+set @arg00= 0.0 ;
+set @arg01= 0e-3 ;
+set @arg02= 1.0e+0 ;
+set @arg03= 9.0000000000 ;
+set @arg04= 4 ;
+set @arg05= 0.3e+1 ;
+set @arg06= 4 ;
+set @arg07= 4 ;
+set @arg08= 4.0 ;
+set @arg09= 40e-1 ;
+prepare stmt1 from @stmt ;
+execute stmt1 using @arg00, @arg01, @arg02, @arg03, @arg04, @arg05, @arg06,
+@arg07, @arg08, @arg09 ;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Name	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def					scalar_s	5	23	2	Y	32768	31	8
+def					exists_s	8	1	1	N	32769	0	8
+def					in_s	8	21	1	Y	32768	0	8
+def					in_row_s	8	21	1	Y	32768	0	8
+scalar_s	exists_s	in_s	in_row_s
+2	0	1	0
+18	1	0	1
+2	0	1	0
+18	1	0	1
+execute stmt1 using @arg00, @arg01, @arg02, @arg03, @arg04, @arg05, @arg06,
+@arg07, @arg08, @arg09 ;
+scalar_s	exists_s	in_s	in_row_s
+2	0	1	0
+18	1	0	1
+2	0	1	0
+18	1	0	1
+set @stmt= concat('explain ',@stmt);
+prepare stmt1 from @stmt ;
+execute stmt1 using @arg00, @arg01, @arg02, @arg03, @arg04, @arg05, @arg06,
+@arg07, @arg08, @arg09 ;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Name	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def					id	8	3	1	N	32801	0	8
+def					select_type	253	19	18	N	1	31	63
+def					table	253	64	16	N	1	31	63
+def					type	253	10	3	N	1	31	63
+def					possible_keys	253	4096	0	Y	0	31	63
+def					key	253	64	0	Y	0	31	63
+def					key_len	8	3	0	Y	32800	0	8
+def					ref	253	1024	0	Y	0	31	63
+def					rows	8	10	1	N	32801	0	8
+def					Extra	253	255	44	N	1	31	63
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	PRIMARY	t_many_col_types	ALL	NULL	NULL	NULL	NULL	2	
+1	PRIMARY	<derived6>	ALL	NULL	NULL	NULL	NULL	2	Using where
+6	DERIVED	t2	ALL	NULL	NULL	NULL	NULL	2	
+5	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+4	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+3	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+2	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where; Using temporary; Using filesort
+execute stmt1 using @arg00, @arg01, @arg02, @arg03, @arg04, @arg05, @arg06,
+@arg07, @arg08, @arg09 ;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	PRIMARY	t_many_col_types	ALL	NULL	NULL	NULL	NULL	2	
+1	PRIMARY	<derived6>	ALL	NULL	NULL	NULL	NULL	2	Using where
+6	DERIVED	t2	ALL	NULL	NULL	NULL	NULL	2	
+5	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+4	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+3	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+2	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where; Using temporary; Using filesort
+drop table t2 ;
+test_sequence
+------ union tests ------
+prepare stmt1 from ' select a FROM t1 where a=1
+                     union distinct
+                     select a FROM t1 where a=1 ';
+execute stmt1 ;
+a
+1
+execute stmt1 ;
+a
+1
+prepare stmt1 from ' select a FROM t1 where a=1
+                     union all
+                     select a FROM t1 where a=1 ';
+execute stmt1 ;
+a
+1
+1
+set @arg00=1 ;
+select @arg00 FROM t1 where a=1
+union distinct
+select 1 FROM t1 where a=1;
+@arg00
+1
+prepare stmt1 from ' select ? FROM t1 where a=1
+                     union distinct
+                     select 1 FROM t1 where a=1 ' ;
+execute stmt1 using @arg00;
+?
+1
+set @arg00=1 ;
+select 1 FROM t1 where a=1
+union distinct
+select @arg00 FROM t1 where a=1;
+1
+1
+prepare stmt1 from ' select 1 FROM t1 where a=1
+                     union distinct
+                     select ? FROM t1 where a=1 ' ;
+execute stmt1 using @arg00;
+1
+1
+set @arg00='a' ;
+select @arg00 FROM t1 where a=1
+union distinct
+select @arg00 FROM t1 where a=1;
+@arg00
+a
+prepare stmt1 from ' select ? FROM t1 where a=1
+                     union distinct
+                     select ? FROM t1 where a=1 ';
+execute stmt1 using @arg00, @arg00;
+?
+a
+prepare stmt1 from ' select ? 
+                     union distinct
+                     select ? ';
+execute stmt1 using @arg00, @arg00;
+?
+a
+set @arg00='a' ;
+set @arg01=1 ;
+set @arg02='a' ;
+set @arg03=2 ;
+select @arg00 FROM t1 where a=@arg01
+union distinct
+select @arg02 FROM t1 where a=@arg03;
+@arg00
+a
+prepare stmt1 from ' select ? FROM t1 where a=?
+                     union distinct
+                     select ? FROM t1 where a=? ' ;
+execute stmt1 using @arg00, @arg01, @arg02, @arg03;
+?
+a
+set @arg00=1 ;
+prepare stmt1 from ' select sum(a) + 200, ? from t1
+union distinct
+select sum(a) + 200, 1 from t1
+group by b ' ;
+execute stmt1 using @arg00;
+sum(a) + 200	?
+210	1
+204	1
+201	1
+203	1
+202	1
+set @Oporto='Oporto' ;
+set @Lisboa='Lisboa' ;
+set @0=0 ;
+set @1=1 ;
+set @2=2 ;
+set @3=3 ;
+set @4=4 ;
+select @Oporto,@Lisboa,@0,@1,@2,@3,@4 ;
+@Oporto	@Lisboa	@0	@1	@2	@3	@4
+Oporto	Lisboa	0	1	2	3	4
+select sum(a) + 200 as the_sum, @Oporto as the_town from t1
+group by b
+union distinct
+select sum(a) + 200, @Lisboa from t1
+group by b ;
+the_sum	the_town
+204	Oporto
+201	Oporto
+203	Oporto
+202	Oporto
+204	Lisboa
+201	Lisboa
+203	Lisboa
+202	Lisboa
+prepare stmt1 from ' select sum(a) + 200 as the_sum, ? as the_town from t1
+                     group by b
+                     union distinct
+                     select sum(a) + 200, ? from t1
+                     group by b ' ;
+execute stmt1 using @Oporto, @Lisboa;
+the_sum	the_town
+204	Oporto
+201	Oporto
+203	Oporto
+202	Oporto
+204	Lisboa
+201	Lisboa
+203	Lisboa
+202	Lisboa
+select sum(a) + 200 as the_sum, @Oporto as the_town from t1
+where a > @1
+group by b
+union distinct
+select sum(a) + 200, @Lisboa from t1
+where a > @2
+group by b ;
+the_sum	the_town
+204	Oporto
+203	Oporto
+202	Oporto
+204	Lisboa
+203	Lisboa
+prepare stmt1 from ' select sum(a) + 200 as the_sum, ? as the_town from t1
+                     where a > ?
+                     group by b
+                     union distinct
+                     select sum(a) + 200, ? from t1
+                     where a > ?
+                     group by b ' ;
+execute stmt1 using @Oporto, @1, @Lisboa, @2;
+the_sum	the_town
+204	Oporto
+203	Oporto
+202	Oporto
+204	Lisboa
+203	Lisboa
+select sum(a) + 200 as the_sum, @Oporto as the_town from t1
+where a > @1
+group by b
+having avg(a) > @2
+union distinct
+select sum(a) + 200, @Lisboa from t1
+where a > @2
+group by b 
+having avg(a) > @3;
+the_sum	the_town
+204	Oporto
+203	Oporto
+204	Lisboa
+prepare stmt1 from ' select sum(a) + 200 as the_sum, ? as the_town from t1
+                     where a > ?
+                     group by b
+                     having avg(a) > ?
+                     union distinct
+                     select sum(a) + 200, ? from t1
+                     where a > ?
+                     group by b
+                     having avg(a) > ? ';
+execute stmt1 using @Oporto, @1, @2, @Lisboa, @2, @3;
+the_sum	the_town
+204	Oporto
+203	Oporto
+204	Lisboa
+test_sequence
+------ explain select tests ------
+prepare stmt1 from ' select * from t_many_col_types ' ;
+execute stmt1;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Name	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def	test	t_many_col_types	t_many_col_types	c1	c1	1	4	1	N	49155	0	63
+def	test	t_many_col_types	t_many_col_types	c2	c2	2	6	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c3	c3	9	9	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c4	c4	3	11	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c5	c5	3	11	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c6	c6	8	20	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c7	c7	4	12	1	Y	32768	31	63
+def	test	t_many_col_types	t_many_col_types	c8	c8	5	22	1	Y	32768	31	63
+def	test	t_many_col_types	t_many_col_types	c9	c9	5	22	1	Y	32768	31	63
+def	test	t_many_col_types	t_many_col_types	c10	c10	5	22	1	Y	32768	31	63
+def	test	t_many_col_types	t_many_col_types	c11	c11	0	9	6	Y	32768	4	63
+def	test	t_many_col_types	t_many_col_types	c12	c12	0	10	6	Y	32768	4	63
+def	test	t_many_col_types	t_many_col_types	c13	c13	10	10	10	Y	128	0	63
+def	test	t_many_col_types	t_many_col_types	c14	c14	12	19	19	Y	128	0	63
+def	test	t_many_col_types	t_many_col_types	c15	c15	7	19	19	N	1217	0	63
+def	test	t_many_col_types	t_many_col_types	c16	c16	11	8	8	Y	128	0	63
+def	test	t_many_col_types	t_many_col_types	c17	c17	13	4	4	Y	32864	0	63
+def	test	t_many_col_types	t_many_col_types	c18	c18	1	1	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c19	c19	1	1	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c20	c20	254	1	1	Y	0	0	8
+def	test	t_many_col_types	t_many_col_types	c21	c21	253	10	10	Y	0	0	8
+def	test	t_many_col_types	t_many_col_types	c22	c22	253	30	30	Y	0	0	8
+def	test	t_many_col_types	t_many_col_types	c23	c23	252	255	8	Y	144	0	63
+def	test	t_many_col_types	t_many_col_types	c24	c24	252	255	8	Y	16	0	8
+def	test	t_many_col_types	t_many_col_types	c25	c25	252	65535	4	Y	144	0	63
+def	test	t_many_col_types	t_many_col_types	c26	c26	252	65535	4	Y	16	0	8
+def	test	t_many_col_types	t_many_col_types	c27	c27	252	16777215	10	Y	144	0	63
+def	test	t_many_col_types	t_many_col_types	c28	c28	252	16777215	10	Y	16	0	8
+def	test	t_many_col_types	t_many_col_types	c29	c29	252	16777215	8	Y	144	0	63
+def	test	t_many_col_types	t_many_col_types	c30	c30	252	16777215	8	Y	16	0	8
+def	test	t_many_col_types	t_many_col_types	c31	c31	254	5	3	Y	256	0	8
+def	test	t_many_col_types	t_many_col_types	c32	c32	254	24	7	Y	2048	0	8
+c1	c2	c3	c4	c5	c6	c7	c8	c9	c10	c11	c12	c13	c14	c15	c16	c17	c18	c19	c20	c21	c22	c23	c24	c25	c26	c27	c28	c29	c30	c31	c32
+1	1	1	1	1	1	1	1	1	1	1.0000	1.0000	2004-02-29	2004-02-29 11:11:11	2004-02-29 11:11:11	11:11:11	2004	1	1	a	123456789a	123456789a123456789b123456789c	tinyblob	tinytext	blob	text	mediumblob	mediumtext	longblob	longtext	one	monday
+9	9	9	9	9	9	9	9	9	9	9.0000	9.0000	2004-02-29	2004-02-29 11:11:11	2004-02-29 11:11:11	11:11:11	2004	1	0	a	123456789a	123456789a123456789b123456789c	tinyblob	tinytext	blob	text	mediumblob	mediumtext	longblob	longtext	two	tuesday
+test_sequence
+------ delete tests ------
+delete from t1 ;
+insert into t1 values (1,'one');
+insert into t1 values (2,'two');
+insert into t1 values (3,'three');
+insert into t1 values (4,'four');
+commit ;
+delete from t_many_col_types ;
+insert into t_many_col_types
+set c1= 1, c2= 1, c3= 1, c4= 1, c5= 1, c6= 1, c7= 1, c8= 1, c9= 1,
+c10= 1, c11= 1, c12 = 1,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=true, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='one', c32= 'monday';
+insert into t_many_col_types
+set c1= 9, c2= 9, c3= 9, c4= 9, c5= 9, c6= 9, c7= 9, c8= 9, c9= 9,
+c10= 9, c11= 9, c12 = 9,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=false, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='two', c32= 'tuesday';
+prepare stmt1 from 'delete from t1 where a=2' ;
+execute stmt1;
+select a,b from t1 where a=2;
+a	b
+execute stmt1;
+insert into t1 values(0,NULL);
+set @arg00=NULL;
+prepare stmt1 from 'delete from t1 where b=?' ;
+execute stmt1 using @arg00;
+select a,b from t1 where b is NULL ;
+a	b
+0	NULL
+set @arg00='one';
+execute stmt1 using @arg00;
+select a,b from t1 where b=@arg00;
+a	b
+prepare stmt1 from 'truncate table t1' ;
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+test_sequence
+------ update tests ------
+delete from t1 ;
+insert into t1 values (1,'one');
+insert into t1 values (2,'two');
+insert into t1 values (3,'three');
+insert into t1 values (4,'four');
+commit ;
+delete from t_many_col_types ;
+insert into t_many_col_types
+set c1= 1, c2= 1, c3= 1, c4= 1, c5= 1, c6= 1, c7= 1, c8= 1, c9= 1,
+c10= 1, c11= 1, c12 = 1,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=true, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='one', c32= 'monday';
+insert into t_many_col_types
+set c1= 9, c2= 9, c3= 9, c4= 9, c5= 9, c6= 9, c7= 9, c8= 9, c9= 9,
+c10= 9, c11= 9, c12 = 9,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=false, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='two', c32= 'tuesday';
+prepare stmt1 from 'update t1 set b=''a=two'' where a=2' ;
+execute stmt1;
+select a,b from t1 where a=2;
+a	b
+2	a=two
+execute stmt1;
+select a,b from t1 where a=2;
+a	b
+2	a=two
+set @arg00=NULL;
+prepare stmt1 from 'update t1 set b=? where a=2' ;
+execute stmt1 using @arg00;
+select a,b from t1 where a=2;
+a	b
+2	NULL
+set @arg00='two';
+execute stmt1 using @arg00;
+select a,b from t1 where a=2;
+a	b
+2	two
+set @arg00=2;
+prepare stmt1 from 'update t1 set b=NULL where a=?' ;
+execute stmt1 using @arg00;
+select a,b from t1 where a=@arg00;
+a	b
+2	NULL
+update t1 set b='two' where a=@arg00;
+set @arg00=2000;
+execute stmt1 using @arg00;
+select a,b from t1 where a=@arg00;
+a	b
+set @arg00=2;
+set @arg01=22;
+prepare stmt1 from 'update t1 set a=? where a=?' ;
+execute stmt1 using @arg00, @arg00;
+select a,b from t1 where a=@arg00;
+a	b
+2	two
+execute stmt1 using @arg01, @arg00;
+select a,b from t1 where a=@arg01;
+a	b
+22	two
+execute stmt1 using @arg00, @arg01;
+select a,b from t1 where a=@arg00;
+a	b
+2	two
+set @arg00=NULL;
+set @arg01=2;
+execute stmt1 using @arg00, @arg01;
+Warnings:
+Warning	1265	Data truncated for column 'a' at row 1
+select a,b from t1;
+a	b
+3	three
+0	two
+1	one
+4	four
+set @arg00=0;
+execute stmt1 using @arg01, @arg00;
+select a,b from t1;
+a	b
+3	three
+2	two
+1	one
+4	four
+set @arg00=23;
+set @arg01='two';
+set @arg02=2;
+set @arg03='two';
+set @arg04=2;
+drop table if exists t2;
+create table t2 as select a,b from t1 ;
+prepare stmt1 from 'update t1 set a=? where b=?
+                    and a in (select ? from t2
+                              where b = ? or a = ?)';
+execute stmt1 using @arg00, @arg01, @arg02, @arg03, @arg04 ;
+select a,b from t1 where a = @arg00 ;
+a	b
+23	two
+prepare stmt1 from 'update t1 set a=? where b=?
+                    and a not in (select ? from t2
+                              where b = ? or a = ?)';
+execute stmt1 using @arg04, @arg01, @arg02, @arg03, @arg00 ;
+select a,b from t1 ;
+a	b
+3	three
+2	two
+1	one
+4	four
+drop table t2 ;
+set @arg00=1;
+prepare stmt1 from 'update t1 set b=''bla''
+where a=2
+limit 1';
+execute stmt1 ;
+select a,b from t1 where b = 'bla' ;
+a	b
+2	bla
+prepare stmt1 from 'update t1 set b=''bla''
+where a=2
+limit ?';
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '?' at line 3
+test_sequence
+------ insert tests ------
+delete from t1 ;
+insert into t1 values (1,'one');
+insert into t1 values (2,'two');
+insert into t1 values (3,'three');
+insert into t1 values (4,'four');
+commit ;
+delete from t_many_col_types ;
+insert into t_many_col_types
+set c1= 1, c2= 1, c3= 1, c4= 1, c5= 1, c6= 1, c7= 1, c8= 1, c9= 1,
+c10= 1, c11= 1, c12 = 1,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=true, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='one', c32= 'monday';
+insert into t_many_col_types
+set c1= 9, c2= 9, c3= 9, c4= 9, c5= 9, c6= 9, c7= 9, c8= 9, c9= 9,
+c10= 9, c11= 9, c12 = 9,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=false, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='two', c32= 'tuesday';
+prepare stmt1 from 'insert into t1 values(5, ''five'' )';
+execute stmt1;
+select a,b from t1 where a = 5;
+a	b
+5	five
+set @arg00='six' ;
+prepare stmt1 from 'insert into t1 values(6, ? )';
+execute stmt1 using @arg00;
+select a,b from t1 where b = @arg00;
+a	b
+6	six
+execute stmt1 using @arg00;
+ERROR 23000: Duplicate entry '6' for key 1
+set @arg00=NULL ;
+prepare stmt1 from 'insert into t1 values(0, ? )';
+execute stmt1 using @arg00;
+select a,b from t1 where b is NULL;
+a	b
+0	NULL
+set @arg00=8 ;
+set @arg01='eight' ;
+prepare stmt1 from 'insert into t1 values(?, ? )';
+execute stmt1 using @arg00, @arg01 ;
+select a,b from t1 where b = @arg01;
+a	b
+8	eight
+set @arg00=81 ;
+set @arg01='8-1' ;
+set @arg02=82 ;
+set @arg03='8-2' ;
+prepare stmt1 from 'insert into t1 values(?,?),(?,?)';
+execute stmt1 using @arg00, @arg01, @arg02, @arg03 ;
+select a,b from t1 where a in (@arg00,@arg02) ;
+a	b
+81	8-1
+82	8-2
+set @arg00=9 ;
+set @arg01='nine' ;
+prepare stmt1 from 'insert into t1 set a=?, b=? ';
+execute stmt1 using @arg00, @arg01 ;
+select a,b from t1 where a = @arg00 ;
+a	b
+9	nine
+set @arg00=6 ;
+set @arg01=1 ;
+prepare stmt1 from 'insert into t1 set a=?, b=''sechs''
+                    on duplicate key update a=a + ?, b=concat(b,''modified'') ';
+execute stmt1 using @arg00, @arg01;
+select * from t1;
+a	b
+4	four
+3	three
+2	two
+1	one
+5	five
+7	sixmodified
+0	NULL
+8	eight
+81	8-1
+82	8-2
+9	nine
+set @arg00=81 ;
+set @arg01=1 ;
+execute stmt1 using @arg00, @arg01;
+ERROR 23000: Duplicate entry '82' for key 1
+set @1000=1000 ;
+set @x1000_2="x1000_2" ;
+set @x1000_3="x1000_3" ;
+set @x1000="x1000" ;
+set @1100=1100 ;
+set @x1100="x1100" ;
+set @100=100 ;
+set @updated="updated" ;
+insert into t1 values(1000,'x1000_1') ;
+insert into t1 values(@1000,@x1000_2),(@1000,@x1000_3)
+on duplicate key update a = a + @100, b = concat(b,@updated) ;
+select a,b from t1 where a >= 1000 ;
+a	b
+1000	x1000_3
+1100	x1000_1updated
+delete from t1 where a >= 1000 ;
+insert into t1 values(1000,'x1000_1') ;
+prepare stmt1 from ' insert into t1 values(?,?),(?,?)
+               on duplicate key update a = a + ?, b = concat(b,?) ';
+execute stmt1 using @1000, @x1000_2, @1000, @x1000_3, @100, @updated ;
+select a,b from t1 where a >= 1000 ;
+a	b
+1000	x1000_3
+1100	x1000_1updated
+delete from t1 where a >= 1000 ;
+insert into t1 values(1000,'x1000_1') ;
+execute stmt1 using @1000, @x1000_2, @1100, @x1000_3, @100, @updated ;
+select a,b from t1 where a >= 1000 ;
+a	b
+1200	x1000_1updatedupdated
+delete from t1 where a >= 1000 ;
+prepare stmt1 from ' replace into t1 (a,b) select 100, ''hundred'' ';
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+drop table t1, t_many_col_types ;
+create table t1
+(
+a int, b varchar(30),
+primary key(a)
+) ENGINE = MERGE UNION=(t1_1,t1_2)
+INSERT_METHOD=LAST;
+create table t_many_col_types
+(
+c1  tinyint, c2  smallint, c3  mediumint, c4  int,
+c5  integer, c6  bigint, c7  float, c8  double,
+c9  double precision, c10 real, c11 decimal(7, 4), c12 numeric(8, 4),
+c13 date, c14 datetime, c15 timestamp(14), c16 time,
+c17 year, c18 bit, c19 bool, c20 char,
+c21 char(10), c22 varchar(30), c23 tinyblob, c24 tinytext,
+c25 blob, c26 text, c27 mediumblob, c28 mediumtext,
+c29 longblob, c30 longtext, c31 enum('one', 'two', 'three'),
+c32 set('monday', 'tuesday', 'wednesday'),
+primary key(c1)
+)  ENGINE = MERGE UNION=(t_many_col_types_1,t_many_col_types_2)
+INSERT_METHOD=LAST;
+delete from t1 ;
+insert into t1 values (1,'one');
+insert into t1 values (2,'two');
+insert into t1 values (3,'three');
+insert into t1 values (4,'four');
+commit ;
+delete from t_many_col_types ;
+insert into t_many_col_types
+set c1= 1, c2= 1, c3= 1, c4= 1, c5= 1, c6= 1, c7= 1, c8= 1, c9= 1,
+c10= 1, c11= 1, c12 = 1,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=true, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='one', c32= 'monday';
+insert into t_many_col_types
+set c1= 9, c2= 9, c3= 9, c4= 9, c5= 9, c6= 9, c7= 9, c8= 9, c9= 9,
+c10= 9, c11= 9, c12 = 9,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=false, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='two', c32= 'tuesday';
+test_sequence
+------ simple select tests ------
+set @arg00='SELECT' ;
+prepare stmt1 from ' ? a from t1 where a=1 ';
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '? a from t1 where a=1' at line 1
+set @arg00=1 ;
+select @arg00, b from t1 where a=1 ;
+@arg00	b
+1	one
+prepare stmt1 from ' select ?, b from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+?	b
+1	one
+set @arg00='lion' ;
+select @arg00, b from t1 where a=1 ;
+@arg00	b
+lion	one
+prepare stmt1 from ' select ?, b from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+?	b
+lion	one
+set @arg00=NULL ;
+select @arg00, b from t1 where a=1 ;
+@arg00	b
+NULL	one
+prepare stmt1 from ' select ?, b from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+?	b
+NULL	one
+set @arg00=1 ;
+select b, a - @arg00 from t1 where a=1 ;
+b	a - @arg00
+one	0
+prepare stmt1 from ' select b, a - ? from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+b	a - ?
+one	0
+set @arg00='MySQL' ;
+select substr(@arg00,1,2) from t1 where a=1 ;
+substr(@arg00,1,2)
+My
+prepare stmt1 from ' select substr(?,1,2) from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+substr(?,1,2)
+My
+set @arg00=3 ;
+select substr('MySQL',@arg00,5) from t1 where a=1 ;
+substr('MySQL',@arg00,5)
+SQL
+prepare stmt1 from ' select substr(''MySQL'',?,5) from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+substr('MySQL',?,5)
+SQL
+select substr('MySQL',1,@arg00) from t1 where a=1 ;
+substr('MySQL',1,@arg00)
+MyS
+prepare stmt1 from ' select substr(''MySQL'',1,?) from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+substr('MySQL',1,?)
+MyS
+set @arg00='MySQL' ;
+select a , concat(@arg00,b) from t1 ;
+a	concat(@arg00,b)
+1	MySQLone
+2	MySQLtwo
+3	MySQLthree
+4	MySQLfour
+prepare stmt1 from ' select a , concat(?,b) from t1 ' ;
+execute stmt1 using @arg00;
+a	concat(?,b)
+1	MySQLone
+2	MySQLtwo
+3	MySQLthree
+4	MySQLfour
+select a , concat(b,@arg00) from t1 ;
+a	concat(b,@arg00)
+1	oneMySQL
+2	twoMySQL
+3	threeMySQL
+4	fourMySQL
+prepare stmt1 from ' select a , concat(b,?) from t1 ' ;
+execute stmt1 using @arg00;
+a	concat(b,?)
+1	oneMySQL
+2	twoMySQL
+3	threeMySQL
+4	fourMySQL
+set @arg00='MySQL' ;
+select group_concat(@arg00,b) from t1 
+group by 'a' ;
+group_concat(@arg00,b)
+MySQLone,MySQLtwo,MySQLthree,MySQLfour
+prepare stmt1 from ' select group_concat(?,b) from t1
+group by ''a'' ' ;
+execute stmt1 using @arg00;
+group_concat(?,b)
+MySQLone,MySQLtwo,MySQLthree,MySQLfour
+select group_concat(b,@arg00) from t1 
+group by 'a' ;
+group_concat(b,@arg00)
+oneMySQL,twoMySQL,threeMySQL,fourMySQL
+prepare stmt1 from ' select group_concat(b,?) from t1
+group by ''a'' ' ;
+execute stmt1 using @arg00;
+group_concat(b,?)
+oneMySQL,twoMySQL,threeMySQL,fourMySQL
+set @arg00='first' ;
+set @arg01='second' ;
+set @arg02=NULL;
+select @arg00, @arg01 from t1 where a=1 ;
+@arg00	@arg01
+first	second
+prepare stmt1 from ' select ?, ? from t1 where a=1 ' ;
+execute stmt1 using @arg00, @arg01 ;
+?	?
+first	second
+execute stmt1 using @arg02, @arg01 ;
+?	?
+NULL	second
+execute stmt1 using @arg00, @arg02 ;
+?	?
+first	NULL
+execute stmt1 using @arg02, @arg02 ;
+?	?
+NULL	NULL
+drop table if exists new_tab ;
+create table new_tab (id1 int(11) not null default '0',
+value2 varchar(100), value1 varchar(100)) ;
+insert into new_tab values (1,'hh','hh'),(2,'hh','hh'),
+(1,'ii','ii'),(2,'ii','ii') ;
+prepare stmt1 from ' select id1,value1 from new_tab where id1=? or value1=? ' ;
+set @arg00=1 ;
+set @arg01='hh' ;
+execute stmt1 using @arg00, @arg01 ;
+id1	value1
+1	hh
+2	hh
+1	ii
+drop table new_tab ;
+drop table if exists new_tab ;
+create table new_tab(session_id  char(9) not null) ;
+insert into new_tab values ('abc') ;
+prepare stmt1 from ' select * from new_tab
+where ?=''1111'' and session_id = ''abc'' ' ;
+set @arg00='abc' ;
+execute stmt1 using @arg00 ;
+session_id
+set @arg00='1111' ;
+execute stmt1 using @arg00 ;
+session_id
+abc
+set @arg00='abc' ;
+execute stmt1 using @arg00 ;
+session_id
+drop table new_tab ;
+set @arg00='FROM' ;
+select a @arg00 t1 where a=1 ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '@arg00 t1 where a=1' at line 1
+prepare stmt1 from ' select a ? t1 where a=1 ' ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '? t1 where a=1' at line 1
+set @arg00='t1' ;
+select a from @arg00 where a=1 ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '@arg00 where a=1' at line 1
+prepare stmt1 from ' select a from ? where a=1 ' ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '? where a=1' at line 1
+set @arg00='WHERE' ;
+select a from t1 @arg00 a=1 ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '@arg00 a=1' at line 1
+prepare stmt1 from ' select a from t1 ? a=1 ' ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '? a=1' at line 1
+set @arg00=1 ;
+select a FROM t1 where a=@arg00 ;
+a
+1
+prepare stmt1 from ' select a FROM t1 where a=? ' ;
+execute stmt1 using @arg00 ;
+a
+1
+set @arg00=1000 ;
+execute stmt1 using @arg00 ;
+a
+set @arg00=NULL ;
+select a FROM t1 where a=@arg00 ;
+a
+prepare stmt1 from ' select a FROM t1 where a=? ' ;
+execute stmt1 using @arg00 ;
+a
+set @arg00=4 ;
+select a FROM t1 where a=sqrt(@arg00) ;
+a
+2
+prepare stmt1 from ' select a FROM t1 where a=sqrt(?) ' ;
+execute stmt1 using @arg00 ;
+a
+2
+set @arg00=NULL ;
+select a FROM t1 where a=sqrt(@arg00) ;
+a
+prepare stmt1 from ' select a FROM t1 where a=sqrt(?) ' ;
+execute stmt1 using @arg00 ;
+a
+set @arg00=2 ;
+set @arg01=3 ;
+select a FROM t1 where a in (@arg00,@arg01);
+a
+2
+3
+prepare stmt1 from ' select a FROM t1 where a in (?,?) ';
+execute stmt1 using @arg00, @arg01;
+a
+2
+3
+prepare stmt1 from ' select b FROM t1 where b like ? ';
+set @arg00='two' ;
+execute stmt1 using @arg00 ;
+b
+two
+set @arg00='tw%' ;
+execute stmt1 using @arg00 ;
+b
+two
+set @arg00='%wo' ;
+execute stmt1 using @arg00 ;
+b
+two
+set @arg00='>' ;
+select a FROM t1 where a @arg00 1 ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '@arg00 1' at line 1
+prepare stmt1 from ' select a FROM t1 where a ? 1 ' ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '? 1' at line 1
+set @arg00=1 ;
+select a,b FROM t1 where a is not NULL
+AND b is not NULL group by a - @arg00 ;
+a	b
+1	one
+2	two
+3	three
+4	four
+prepare stmt1 from ' select a,b FROM t1 where a is not NULL
+AND b is not NULL group by a - ? ' ;
+execute stmt1 using @arg00 ;
+a	b
+1	one
+2	two
+3	three
+4	four
+set @arg00='two' ;
+select a,b FROM t1 where a is not NULL
+AND b is not NULL having b <> @arg00 ;
+a	b
+1	one
+3	three
+4	four
+prepare stmt1 from ' select a,b FROM t1 where a is not NULL
+AND b is not NULL having b <> ? ' ;
+execute stmt1 using @arg00 ;
+a	b
+1	one
+3	three
+4	four
+set @arg00=1 ;
+select a,b FROM t1 where a is not NULL
+AND b is not NULL order by a - @arg00 ;
+a	b
+1	one
+2	two
+3	three
+4	four
+prepare stmt1 from ' select a,b FROM t1 where a is not NULL
+AND b is not NULL order by a - ? ' ;
+execute stmt1 using @arg00 ;
+a	b
+1	one
+2	two
+3	three
+4	four
+set @arg00=2 ;
+select a,b from t1 order by 2 ;
+a	b
+4	four
+1	one
+3	three
+2	two
+prepare stmt1 from ' select a,b from t1
+order by ? ';
+execute stmt1 using @arg00;
+a	b
+4	four
+1	one
+3	three
+2	two
+set @arg00=1;
+prepare stmt1 from ' select a,b from t1
+limit 1 ';
+execute stmt1 ;
+a	b
+1	one
+prepare stmt1 from ' select a,b from t1
+limit ? ';
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '?' at line 2
+set @arg00='b' ;
+set @arg01=0 ;
+set @arg02=2 ;
+set @arg03=2 ;
+select sum(a), @arg00 from t1 where a > @arg01
+and b is not null group by substr(b,@arg02)
+having sum(a) <> @arg03 ;
+sum(a)	@arg00
+3	b
+1	b
+4	b
+prepare stmt1 from ' select sum(a), ? from t1 where a > ?
+and b is not null group by substr(b,?)
+having sum(a) <> ? ';
+execute stmt1 using @arg00, @arg01, @arg02, @arg03;
+sum(a)	?
+3	b
+1	b
+4	b
+test_sequence
+------ join tests ------
+select first.a as a1, second.a as a2 
+from t1 first, t1 second
+where first.a = second.a ;
+a1	a2
+1	1
+2	2
+3	3
+4	4
+prepare stmt1 from ' select first.a as a1, second.a as a2 
+        from t1 first, t1 second
+        where first.a = second.a ';
+execute stmt1 ;
+a1	a2
+1	1
+2	2
+3	3
+4	4
+set @arg00='ABC';
+set @arg01='two';
+set @arg02='one';
+select first.a, @arg00, second.a FROM t1 first, t1 second
+where @arg01 = first.b or first.a = second.a or second.b = @arg02;
+a	@arg00	a
+1	ABC	1
+2	ABC	1
+2	ABC	2
+2	ABC	3
+2	ABC	4
+3	ABC	1
+3	ABC	3
+4	ABC	1
+4	ABC	4
+prepare stmt1 from ' select first.a, ?, second.a FROM t1 first, t1 second
+                    where ? = first.b or first.a = second.a or second.b = ? ';
+execute stmt1 using @arg00, @arg01, @arg02;
+a	?	a
+1	ABC	1
+2	ABC	1
+2	ABC	2
+2	ABC	3
+2	ABC	4
+3	ABC	1
+3	ABC	3
+4	ABC	1
+4	ABC	4
+test_sequence
+------ subquery tests ------
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = ''two'') ';
+execute stmt1 ;
+a	b
+2	two
+set @arg00='two' ;
+select a, b FROM t1 outer_table where
+a = (select a from t1 where b = 'two' ) and b=@arg00 ;
+a	b
+2	two
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = ''two'') and b=? ';
+execute stmt1 using @arg00;
+a	b
+2	two
+set @arg00='two' ;
+select a, b FROM t1 outer_table where
+a = (select a from t1 where b = @arg00 ) and b='two' ;
+a	b
+2	two
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = ? ) and b=''two'' ' ;
+execute stmt1 using @arg00;
+a	b
+2	two
+set @arg00=3 ;
+set @arg01='three' ;
+select a,b FROM t1 where (a,b) in (select 3, 'three');
+a	b
+3	three
+select a FROM t1 where (a,b) in (select @arg00,@arg01);
+a
+3
+prepare stmt1 from ' select a FROM t1 where (a,b) in (select ?, ?) ';
+execute stmt1 using @arg00, @arg01;
+a
+3
+set @arg00=1 ;
+set @arg01='two' ;
+set @arg02=2 ;
+set @arg03='two' ;
+select a, @arg00, b FROM t1 outer_table where
+b=@arg01 and a = (select @arg02 from t1 where b = @arg03 ) ;
+a	@arg00	b
+2	1	two
+prepare stmt1 from ' select a, ?, b FROM t1 outer_table where
+   b=? and a = (select ? from t1 where b = ? ) ' ;
+execute stmt1 using @arg00, @arg01, @arg02, @arg03 ;
+a	?	b
+2	1	two
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = outer_table.b ) ';
+execute stmt1 ;
+a	b
+1	one
+2	two
+3	three
+4	four
+set @arg00='two' ;
+select a, b FROM t1 outer_table where
+a = (select a from t1 where b = outer_table.b ) and b=@arg00 ;
+a	b
+2	two
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = outer_table.b) and b=? ';
+execute stmt1 using @arg00;
+a	b
+2	two
+set @arg00=2 ;
+select a, b FROM t1 outer_table where
+a = (select a from t1 where a = @arg00 and b = outer_table.b) and b='two' ;
+a	b
+2	two
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where a = ? and b = outer_table.b) and b=''two'' ' ;
+execute stmt1 using @arg00;
+a	b
+2	two
+set @arg00=2 ;
+select a, b FROM t1 outer_table where
+a = (select a from t1 where outer_table.a = @arg00 and a=2) and b='two' ;
+a	b
+2	two
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where outer_table.a = ? and a=2) and b=''two'' ' ;
+execute stmt1 using @arg00;
+a	b
+2	two
+set @arg00=1 ;
+set @arg01='two' ;
+set @arg02=2 ;
+set @arg03='two' ;
+select a, @arg00, b FROM t1 outer_table where
+b=@arg01 and a = (select @arg02 from t1 where outer_table.b = @arg03
+and outer_table.a=a ) ;
+a	@arg00	b
+2	1	two
+prepare stmt1 from ' select a, ?, b FROM t1 outer_table where
+   b=? and a = (select ? from t1 where outer_table.b = ? 
+                   and outer_table.a=a ) ' ;
+execute stmt1 using @arg00, @arg01, @arg02, @arg03 ;
+a	?	b
+2	1	two
+set @arg00=1 ;
+set @arg01=0 ;
+select a, @arg00 
+from ( select a - @arg00 as a from t1 where a=@arg00 ) as t2
+where a=@arg01;
+a	@arg00
+0	1
+prepare stmt1 from ' select a, ? 
+                    from ( select a - ? as a from t1 where a=? ) as t2
+                    where a=? ';
+execute stmt1 using @arg00, @arg00, @arg00, @arg01 ;
+a	?
+0	1
+drop table if exists t2 ;
+create table t2 as select * from t_many_col_types;
+set @stmt= ' SELECT
+   (SELECT SUM(c1 + c12 + 0.0) FROM t2 
+    where (t_many_col_types.c2 - 0e-3) = t2.c2
+    GROUP BY t_many_col_types.c15 LIMIT 1) as scalar_s,
+   exists (select 1.0e+0 from t2 
+           where t2.c3 * 9.0000000000 = t_many_col_types.c4) as exists_s,
+   c5 * 4 in (select c6 + 0.3e+1 from t2) as in_s,
+   (c7 - 4, c8 - 4) in (select c9 + 4.0, c10 + 40e-1 from t2) as in_row_s
+FROM t_many_col_types,
+(select c25 x, c32 y from t2) tt WHERE x = c25 ' ;
+prepare stmt1 from @stmt ;
+execute stmt1 ;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Name	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def					scalar_s	5	21	7	Y	32768	4	8
+def					exists_s	8	1	1	N	32769	0	8
+def					in_s	8	21	1	Y	32768	0	8
+def					in_row_s	8	21	1	Y	32768	0	8
+scalar_s	exists_s	in_s	in_row_s
+2.0000	0	1	0
+18.0000	1	0	1
+2.0000	0	1	0
+18.0000	1	0	1
+execute stmt1 ;
+scalar_s	exists_s	in_s	in_row_s
+2.0000	0	1	0
+18.0000	1	0	1
+2.0000	0	1	0
+18.0000	1	0	1
+set @stmt= concat('explain ',@stmt);
+prepare stmt1 from @stmt ;
+execute stmt1 ;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Name	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def					id	8	3	1	N	32801	0	8
+def					select_type	253	19	18	N	1	31	63
+def					table	253	64	16	N	1	31	63
+def					type	253	10	3	N	1	31	63
+def					possible_keys	253	4096	0	Y	0	31	63
+def					key	253	64	0	Y	0	31	63
+def					key_len	8	3	0	Y	32800	0	8
+def					ref	253	1024	0	Y	0	31	63
+def					rows	8	10	1	N	32801	0	8
+def					Extra	253	255	44	N	1	31	63
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	PRIMARY	t_many_col_types	ALL	NULL	NULL	NULL	NULL	2	
+1	PRIMARY	<derived6>	ALL	NULL	NULL	NULL	NULL	2	Using where
+6	DERIVED	t2	ALL	NULL	NULL	NULL	NULL	2	
+5	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+4	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+3	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+2	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where; Using temporary; Using filesort
+execute stmt1 ;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	PRIMARY	t_many_col_types	ALL	NULL	NULL	NULL	NULL	2	
+1	PRIMARY	<derived6>	ALL	NULL	NULL	NULL	NULL	2	Using where
+6	DERIVED	t2	ALL	NULL	NULL	NULL	NULL	2	
+5	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+4	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+3	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+2	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where; Using temporary; Using filesort
+set @stmt= ' SELECT
+   (SELECT SUM(c1+c12+?) FROM t2 where (t_many_col_types.c2-?)=t2.c2
+    GROUP BY t_many_col_types.c15 LIMIT 1) as scalar_s,
+   exists (select ? from t2 
+           where t2.c3*?=t_many_col_types.c4) as exists_s,
+   c5*? in (select c6+? from t2) as in_s,
+   (c7-?, c8-?) in (select c9+?, c10+? from t2) as in_row_s
+FROM t_many_col_types,
+(select c25 x, c32 y from t2) tt WHERE x =c25 ' ;
+set @arg00= 0.0 ;
+set @arg01= 0e-3 ;
+set @arg02= 1.0e+0 ;
+set @arg03= 9.0000000000 ;
+set @arg04= 4 ;
+set @arg05= 0.3e+1 ;
+set @arg06= 4 ;
+set @arg07= 4 ;
+set @arg08= 4.0 ;
+set @arg09= 40e-1 ;
+prepare stmt1 from @stmt ;
+execute stmt1 using @arg00, @arg01, @arg02, @arg03, @arg04, @arg05, @arg06,
+@arg07, @arg08, @arg09 ;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Name	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def					scalar_s	5	23	2	Y	32768	31	8
+def					exists_s	8	1	1	N	32769	0	8
+def					in_s	8	21	1	Y	32768	0	8
+def					in_row_s	8	21	1	Y	32768	0	8
+scalar_s	exists_s	in_s	in_row_s
+2	0	1	0
+18	1	0	1
+2	0	1	0
+18	1	0	1
+execute stmt1 using @arg00, @arg01, @arg02, @arg03, @arg04, @arg05, @arg06,
+@arg07, @arg08, @arg09 ;
+scalar_s	exists_s	in_s	in_row_s
+2	0	1	0
+18	1	0	1
+2	0	1	0
+18	1	0	1
+set @stmt= concat('explain ',@stmt);
+prepare stmt1 from @stmt ;
+execute stmt1 using @arg00, @arg01, @arg02, @arg03, @arg04, @arg05, @arg06,
+@arg07, @arg08, @arg09 ;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Name	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def					id	8	3	1	N	32801	0	8
+def					select_type	253	19	18	N	1	31	63
+def					table	253	64	16	N	1	31	63
+def					type	253	10	3	N	1	31	63
+def					possible_keys	253	4096	0	Y	0	31	63
+def					key	253	64	0	Y	0	31	63
+def					key_len	8	3	0	Y	32800	0	8
+def					ref	253	1024	0	Y	0	31	63
+def					rows	8	10	1	N	32801	0	8
+def					Extra	253	255	44	N	1	31	63
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	PRIMARY	t_many_col_types	ALL	NULL	NULL	NULL	NULL	2	
+1	PRIMARY	<derived6>	ALL	NULL	NULL	NULL	NULL	2	Using where
+6	DERIVED	t2	ALL	NULL	NULL	NULL	NULL	2	
+5	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+4	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+3	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+2	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where; Using temporary; Using filesort
+execute stmt1 using @arg00, @arg01, @arg02, @arg03, @arg04, @arg05, @arg06,
+@arg07, @arg08, @arg09 ;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	PRIMARY	t_many_col_types	ALL	NULL	NULL	NULL	NULL	2	
+1	PRIMARY	<derived6>	ALL	NULL	NULL	NULL	NULL	2	Using where
+6	DERIVED	t2	ALL	NULL	NULL	NULL	NULL	2	
+5	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+4	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+3	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+2	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where; Using temporary; Using filesort
+drop table t2 ;
+test_sequence
+------ union tests ------
+prepare stmt1 from ' select a FROM t1 where a=1
+                     union distinct
+                     select a FROM t1 where a=1 ';
+execute stmt1 ;
+a
+1
+execute stmt1 ;
+a
+1
+prepare stmt1 from ' select a FROM t1 where a=1
+                     union all
+                     select a FROM t1 where a=1 ';
+execute stmt1 ;
+a
+1
+1
+set @arg00=1 ;
+select @arg00 FROM t1 where a=1
+union distinct
+select 1 FROM t1 where a=1;
+@arg00
+1
+prepare stmt1 from ' select ? FROM t1 where a=1
+                     union distinct
+                     select 1 FROM t1 where a=1 ' ;
+execute stmt1 using @arg00;
+?
+1
+set @arg00=1 ;
+select 1 FROM t1 where a=1
+union distinct
+select @arg00 FROM t1 where a=1;
+1
+1
+prepare stmt1 from ' select 1 FROM t1 where a=1
+                     union distinct
+                     select ? FROM t1 where a=1 ' ;
+execute stmt1 using @arg00;
+1
+1
+set @arg00='a' ;
+select @arg00 FROM t1 where a=1
+union distinct
+select @arg00 FROM t1 where a=1;
+@arg00
+a
+prepare stmt1 from ' select ? FROM t1 where a=1
+                     union distinct
+                     select ? FROM t1 where a=1 ';
+execute stmt1 using @arg00, @arg00;
+?
+a
+prepare stmt1 from ' select ? 
+                     union distinct
+                     select ? ';
+execute stmt1 using @arg00, @arg00;
+?
+a
+set @arg00='a' ;
+set @arg01=1 ;
+set @arg02='a' ;
+set @arg03=2 ;
+select @arg00 FROM t1 where a=@arg01
+union distinct
+select @arg02 FROM t1 where a=@arg03;
+@arg00
+a
+prepare stmt1 from ' select ? FROM t1 where a=?
+                     union distinct
+                     select ? FROM t1 where a=? ' ;
+execute stmt1 using @arg00, @arg01, @arg02, @arg03;
+?
+a
+set @arg00=1 ;
+prepare stmt1 from ' select sum(a) + 200, ? from t1
+union distinct
+select sum(a) + 200, 1 from t1
+group by b ' ;
+execute stmt1 using @arg00;
+sum(a) + 200	?
+210	1
+204	1
+201	1
+203	1
+202	1
+set @Oporto='Oporto' ;
+set @Lisboa='Lisboa' ;
+set @0=0 ;
+set @1=1 ;
+set @2=2 ;
+set @3=3 ;
+set @4=4 ;
+select @Oporto,@Lisboa,@0,@1,@2,@3,@4 ;
+@Oporto	@Lisboa	@0	@1	@2	@3	@4
+Oporto	Lisboa	0	1	2	3	4
+select sum(a) + 200 as the_sum, @Oporto as the_town from t1
+group by b
+union distinct
+select sum(a) + 200, @Lisboa from t1
+group by b ;
+the_sum	the_town
+204	Oporto
+201	Oporto
+203	Oporto
+202	Oporto
+204	Lisboa
+201	Lisboa
+203	Lisboa
+202	Lisboa
+prepare stmt1 from ' select sum(a) + 200 as the_sum, ? as the_town from t1
+                     group by b
+                     union distinct
+                     select sum(a) + 200, ? from t1
+                     group by b ' ;
+execute stmt1 using @Oporto, @Lisboa;
+the_sum	the_town
+204	Oporto
+201	Oporto
+203	Oporto
+202	Oporto
+204	Lisboa
+201	Lisboa
+203	Lisboa
+202	Lisboa
+select sum(a) + 200 as the_sum, @Oporto as the_town from t1
+where a > @1
+group by b
+union distinct
+select sum(a) + 200, @Lisboa from t1
+where a > @2
+group by b ;
+the_sum	the_town
+204	Oporto
+203	Oporto
+202	Oporto
+204	Lisboa
+203	Lisboa
+prepare stmt1 from ' select sum(a) + 200 as the_sum, ? as the_town from t1
+                     where a > ?
+                     group by b
+                     union distinct
+                     select sum(a) + 200, ? from t1
+                     where a > ?
+                     group by b ' ;
+execute stmt1 using @Oporto, @1, @Lisboa, @2;
+the_sum	the_town
+204	Oporto
+203	Oporto
+202	Oporto
+204	Lisboa
+203	Lisboa
+select sum(a) + 200 as the_sum, @Oporto as the_town from t1
+where a > @1
+group by b
+having avg(a) > @2
+union distinct
+select sum(a) + 200, @Lisboa from t1
+where a > @2
+group by b 
+having avg(a) > @3;
+the_sum	the_town
+204	Oporto
+203	Oporto
+204	Lisboa
+prepare stmt1 from ' select sum(a) + 200 as the_sum, ? as the_town from t1
+                     where a > ?
+                     group by b
+                     having avg(a) > ?
+                     union distinct
+                     select sum(a) + 200, ? from t1
+                     where a > ?
+                     group by b
+                     having avg(a) > ? ';
+execute stmt1 using @Oporto, @1, @2, @Lisboa, @2, @3;
+the_sum	the_town
+204	Oporto
+203	Oporto
+204	Lisboa
+test_sequence
+------ explain select tests ------
+prepare stmt1 from ' select * from t_many_col_types ' ;
+execute stmt1;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Name	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def	test	t_many_col_types	t_many_col_types	c1	c1	1	4	1	N	49155	0	63
+def	test	t_many_col_types	t_many_col_types	c2	c2	2	6	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c3	c3	9	9	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c4	c4	3	11	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c5	c5	3	11	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c6	c6	8	20	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c7	c7	4	12	1	Y	32768	31	63
+def	test	t_many_col_types	t_many_col_types	c8	c8	5	22	1	Y	32768	31	63
+def	test	t_many_col_types	t_many_col_types	c9	c9	5	22	1	Y	32768	31	63
+def	test	t_many_col_types	t_many_col_types	c10	c10	5	22	1	Y	32768	31	63
+def	test	t_many_col_types	t_many_col_types	c11	c11	0	9	6	Y	32768	4	63
+def	test	t_many_col_types	t_many_col_types	c12	c12	0	10	6	Y	32768	4	63
+def	test	t_many_col_types	t_many_col_types	c13	c13	10	10	10	Y	128	0	63
+def	test	t_many_col_types	t_many_col_types	c14	c14	12	19	19	Y	128	0	63
+def	test	t_many_col_types	t_many_col_types	c15	c15	7	19	19	N	1217	0	63
+def	test	t_many_col_types	t_many_col_types	c16	c16	11	8	8	Y	128	0	63
+def	test	t_many_col_types	t_many_col_types	c17	c17	13	4	4	Y	32864	0	63
+def	test	t_many_col_types	t_many_col_types	c18	c18	1	1	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c19	c19	1	1	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c20	c20	254	1	1	Y	0	0	8
+def	test	t_many_col_types	t_many_col_types	c21	c21	253	10	10	Y	0	0	8
+def	test	t_many_col_types	t_many_col_types	c22	c22	253	30	30	Y	0	0	8
+def	test	t_many_col_types	t_many_col_types	c23	c23	252	255	8	Y	144	0	63
+def	test	t_many_col_types	t_many_col_types	c24	c24	252	255	8	Y	16	0	8
+def	test	t_many_col_types	t_many_col_types	c25	c25	252	65535	4	Y	144	0	63
+def	test	t_many_col_types	t_many_col_types	c26	c26	252	65535	4	Y	16	0	8
+def	test	t_many_col_types	t_many_col_types	c27	c27	252	16777215	10	Y	144	0	63
+def	test	t_many_col_types	t_many_col_types	c28	c28	252	16777215	10	Y	16	0	8
+def	test	t_many_col_types	t_many_col_types	c29	c29	252	16777215	8	Y	144	0	63
+def	test	t_many_col_types	t_many_col_types	c30	c30	252	16777215	8	Y	16	0	8
+def	test	t_many_col_types	t_many_col_types	c31	c31	254	5	3	Y	256	0	8
+def	test	t_many_col_types	t_many_col_types	c32	c32	254	24	7	Y	2048	0	8
+c1	c2	c3	c4	c5	c6	c7	c8	c9	c10	c11	c12	c13	c14	c15	c16	c17	c18	c19	c20	c21	c22	c23	c24	c25	c26	c27	c28	c29	c30	c31	c32
+1	1	1	1	1	1	1	1	1	1	1.0000	1.0000	2004-02-29	2004-02-29 11:11:11	2004-02-29 11:11:11	11:11:11	2004	1	1	a	123456789a	123456789a123456789b123456789c	tinyblob	tinytext	blob	text	mediumblob	mediumtext	longblob	longtext	one	monday
+9	9	9	9	9	9	9	9	9	9	9.0000	9.0000	2004-02-29	2004-02-29 11:11:11	2004-02-29 11:11:11	11:11:11	2004	1	0	a	123456789a	123456789a123456789b123456789c	tinyblob	tinytext	blob	text	mediumblob	mediumtext	longblob	longtext	two	tuesday
+test_sequence
+------ delete tests ------
+delete from t1 ;
+insert into t1 values (1,'one');
+insert into t1 values (2,'two');
+insert into t1 values (3,'three');
+insert into t1 values (4,'four');
+commit ;
+delete from t_many_col_types ;
+insert into t_many_col_types
+set c1= 1, c2= 1, c3= 1, c4= 1, c5= 1, c6= 1, c7= 1, c8= 1, c9= 1,
+c10= 1, c11= 1, c12 = 1,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=true, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='one', c32= 'monday';
+insert into t_many_col_types
+set c1= 9, c2= 9, c3= 9, c4= 9, c5= 9, c6= 9, c7= 9, c8= 9, c9= 9,
+c10= 9, c11= 9, c12 = 9,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=false, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='two', c32= 'tuesday';
+prepare stmt1 from 'delete from t1 where a=2' ;
+execute stmt1;
+select a,b from t1 where a=2;
+a	b
+execute stmt1;
+insert into t1 values(0,NULL);
+set @arg00=NULL;
+prepare stmt1 from 'delete from t1 where b=?' ;
+execute stmt1 using @arg00;
+select a,b from t1 where b is NULL ;
+a	b
+0	NULL
+set @arg00='one';
+execute stmt1 using @arg00;
+select a,b from t1 where b=@arg00;
+a	b
+prepare stmt1 from 'truncate table t1' ;
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+test_sequence
+------ update tests ------
+delete from t1 ;
+insert into t1 values (1,'one');
+insert into t1 values (2,'two');
+insert into t1 values (3,'three');
+insert into t1 values (4,'four');
+commit ;
+delete from t_many_col_types ;
+insert into t_many_col_types
+set c1= 1, c2= 1, c3= 1, c4= 1, c5= 1, c6= 1, c7= 1, c8= 1, c9= 1,
+c10= 1, c11= 1, c12 = 1,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=true, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='one', c32= 'monday';
+insert into t_many_col_types
+set c1= 9, c2= 9, c3= 9, c4= 9, c5= 9, c6= 9, c7= 9, c8= 9, c9= 9,
+c10= 9, c11= 9, c12 = 9,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=false, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='two', c32= 'tuesday';
+prepare stmt1 from 'update t1 set b=''a=two'' where a=2' ;
+execute stmt1;
+select a,b from t1 where a=2;
+a	b
+2	a=two
+execute stmt1;
+select a,b from t1 where a=2;
+a	b
+2	a=two
+set @arg00=NULL;
+prepare stmt1 from 'update t1 set b=? where a=2' ;
+execute stmt1 using @arg00;
+select a,b from t1 where a=2;
+a	b
+2	NULL
+set @arg00='two';
+execute stmt1 using @arg00;
+select a,b from t1 where a=2;
+a	b
+2	two
+set @arg00=2;
+prepare stmt1 from 'update t1 set b=NULL where a=?' ;
+execute stmt1 using @arg00;
+select a,b from t1 where a=@arg00;
+a	b
+2	NULL
+update t1 set b='two' where a=@arg00;
+set @arg00=2000;
+execute stmt1 using @arg00;
+select a,b from t1 where a=@arg00;
+a	b
+set @arg00=2;
+set @arg01=22;
+prepare stmt1 from 'update t1 set a=? where a=?' ;
+execute stmt1 using @arg00, @arg00;
+select a,b from t1 where a=@arg00;
+a	b
+2	two
+execute stmt1 using @arg01, @arg00;
+select a,b from t1 where a=@arg01;
+a	b
+22	two
+execute stmt1 using @arg00, @arg01;
+select a,b from t1 where a=@arg00;
+a	b
+2	two
+set @arg00=NULL;
+set @arg01=2;
+execute stmt1 using @arg00, @arg01;
+Warnings:
+Warning	1265	Data truncated for column 'a' at row 1
+select a,b from t1;
+a	b
+3	three
+0	two
+1	one
+4	four
+set @arg00=0;
+execute stmt1 using @arg01, @arg00;
+select a,b from t1;
+a	b
+3	three
+2	two
+1	one
+4	four
+set @arg00=23;
+set @arg01='two';
+set @arg02=2;
+set @arg03='two';
+set @arg04=2;
+drop table if exists t2;
+create table t2 as select a,b from t1 ;
+prepare stmt1 from 'update t1 set a=? where b=?
+                    and a in (select ? from t2
+                              where b = ? or a = ?)';
+execute stmt1 using @arg00, @arg01, @arg02, @arg03, @arg04 ;
+select a,b from t1 where a = @arg00 ;
+a	b
+23	two
+prepare stmt1 from 'update t1 set a=? where b=?
+                    and a not in (select ? from t2
+                              where b = ? or a = ?)';
+execute stmt1 using @arg04, @arg01, @arg02, @arg03, @arg00 ;
+select a,b from t1 ;
+a	b
+3	three
+2	two
+1	one
+4	four
+drop table t2 ;
+set @arg00=1;
+prepare stmt1 from 'update t1 set b=''bla''
+where a=2
+limit 1';
+execute stmt1 ;
+select a,b from t1 where b = 'bla' ;
+a	b
+2	bla
+prepare stmt1 from 'update t1 set b=''bla''
+where a=2
+limit ?';
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '?' at line 3
+test_sequence
+------ insert tests ------
+delete from t1 ;
+insert into t1 values (1,'one');
+insert into t1 values (2,'two');
+insert into t1 values (3,'three');
+insert into t1 values (4,'four');
+commit ;
+delete from t_many_col_types ;
+insert into t_many_col_types
+set c1= 1, c2= 1, c3= 1, c4= 1, c5= 1, c6= 1, c7= 1, c8= 1, c9= 1,
+c10= 1, c11= 1, c12 = 1,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=true, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='one', c32= 'monday';
+insert into t_many_col_types
+set c1= 9, c2= 9, c3= 9, c4= 9, c5= 9, c6= 9, c7= 9, c8= 9, c9= 9,
+c10= 9, c11= 9, c12 = 9,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=false, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='two', c32= 'tuesday';
+prepare stmt1 from 'insert into t1 values(5, ''five'' )';
+execute stmt1;
+select a,b from t1 where a = 5;
+a	b
+5	five
+set @arg00='six' ;
+prepare stmt1 from 'insert into t1 values(6, ? )';
+execute stmt1 using @arg00;
+select a,b from t1 where b = @arg00;
+a	b
+6	six
+execute stmt1 using @arg00;
+ERROR 23000: Duplicate entry '6' for key 1
+set @arg00=NULL ;
+prepare stmt1 from 'insert into t1 values(0, ? )';
+execute stmt1 using @arg00;
+select a,b from t1 where b is NULL;
+a	b
+0	NULL
+set @arg00=8 ;
+set @arg01='eight' ;
+prepare stmt1 from 'insert into t1 values(?, ? )';
+execute stmt1 using @arg00, @arg01 ;
+select a,b from t1 where b = @arg01;
+a	b
+8	eight
+set @arg00=81 ;
+set @arg01='8-1' ;
+set @arg02=82 ;
+set @arg03='8-2' ;
+prepare stmt1 from 'insert into t1 values(?,?),(?,?)';
+execute stmt1 using @arg00, @arg01, @arg02, @arg03 ;
+select a,b from t1 where a in (@arg00,@arg02) ;
+a	b
+81	8-1
+82	8-2
+set @arg00=9 ;
+set @arg01='nine' ;
+prepare stmt1 from 'insert into t1 set a=?, b=? ';
+execute stmt1 using @arg00, @arg01 ;
+select a,b from t1 where a = @arg00 ;
+a	b
+9	nine
+set @arg00=6 ;
+set @arg01=1 ;
+prepare stmt1 from 'insert into t1 set a=?, b=''sechs''
+                    on duplicate key update a=a + ?, b=concat(b,''modified'') ';
+execute stmt1 using @arg00, @arg01;
+select * from t1;
+a	b
+4	four
+3	three
+2	two
+1	one
+5	five
+7	sixmodified
+0	NULL
+8	eight
+81	8-1
+82	8-2
+9	nine
+set @arg00=81 ;
+set @arg01=1 ;
+execute stmt1 using @arg00, @arg01;
+ERROR 23000: Duplicate entry '82' for key 1
+set @1000=1000 ;
+set @x1000_2="x1000_2" ;
+set @x1000_3="x1000_3" ;
+set @x1000="x1000" ;
+set @1100=1100 ;
+set @x1100="x1100" ;
+set @100=100 ;
+set @updated="updated" ;
+insert into t1 values(1000,'x1000_1') ;
+insert into t1 values(@1000,@x1000_2),(@1000,@x1000_3)
+on duplicate key update a = a + @100, b = concat(b,@updated) ;
+select a,b from t1 where a >= 1000 ;
+a	b
+1000	x1000_3
+1100	x1000_1updated
+delete from t1 where a >= 1000 ;
+insert into t1 values(1000,'x1000_1') ;
+prepare stmt1 from ' insert into t1 values(?,?),(?,?)
+               on duplicate key update a = a + ?, b = concat(b,?) ';
+execute stmt1 using @1000, @x1000_2, @1000, @x1000_3, @100, @updated ;
+select a,b from t1 where a >= 1000 ;
+a	b
+1000	x1000_3
+1100	x1000_1updated
+delete from t1 where a >= 1000 ;
+insert into t1 values(1000,'x1000_1') ;
+execute stmt1 using @1000, @x1000_2, @1100, @x1000_3, @100, @updated ;
+select a,b from t1 where a >= 1000 ;
+a	b
+1200	x1000_1updatedupdated
+delete from t1 where a >= 1000 ;
+prepare stmt1 from ' replace into t1 (a,b) select 100, ''hundred'' ';
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+drop table t1, t1_1, t1_2, 
+t_many_col_types_1, t_many_col_types_2, t_many_col_types;
diff --git a/mysql-test/r/ps_6bdb.result b/mysql-test/r/ps_6bdb.result
new file mode 100644
index 00000000000..ac0b38951c0
--- /dev/null
+++ b/mysql-test/r/ps_6bdb.result
@@ -0,0 +1,1269 @@
+use test;
+drop table if exists t1, t_many_col_types ;
+create table t1
+(
+a int, b varchar(30),
+primary key(a)
+) engine = 'BDB'  ;
+create table t_many_col_types 
+(
+c1  tinyint, c2  smallint, c3  mediumint, c4  int,
+c5  integer, c6  bigint, c7  float, c8  double,
+c9  double precision, c10 real, c11 decimal(7, 4), c12 numeric(8, 4),
+c13 date, c14 datetime, c15 timestamp(14), c16 time,
+c17 year, c18 bit, c19 bool, c20 char,
+c21 char(10), c22 varchar(30), c23 tinyblob, c24 tinytext,
+c25 blob, c26 text, c27 mediumblob, c28 mediumtext,
+c29 longblob, c30 longtext, c31 enum('one', 'two', 'three'),
+c32 set('monday', 'tuesday', 'wednesday'),
+primary key(c1)
+) engine = 'BDB'  ;
+delete from t1 ;
+insert into t1 values (1,'one');
+insert into t1 values (2,'two');
+insert into t1 values (3,'three');
+insert into t1 values (4,'four');
+commit ;
+delete from t_many_col_types ;
+insert into t_many_col_types
+set c1= 1, c2= 1, c3= 1, c4= 1, c5= 1, c6= 1, c7= 1, c8= 1, c9= 1,
+c10= 1, c11= 1, c12 = 1,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=true, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='one', c32= 'monday';
+insert into t_many_col_types
+set c1= 9, c2= 9, c3= 9, c4= 9, c5= 9, c6= 9, c7= 9, c8= 9, c9= 9,
+c10= 9, c11= 9, c12 = 9,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=false, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='two', c32= 'tuesday';
+test_sequence
+------ simple select tests ------
+set @arg00='SELECT' ;
+prepare stmt1 from ' ? a from t1 where a=1 ';
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '? a from t1 where a=1' at line 1
+set @arg00=1 ;
+select @arg00, b from t1 where a=1 ;
+@arg00	b
+1	one
+prepare stmt1 from ' select ?, b from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+?	b
+1	one
+set @arg00='lion' ;
+select @arg00, b from t1 where a=1 ;
+@arg00	b
+lion	one
+prepare stmt1 from ' select ?, b from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+?	b
+lion	one
+set @arg00=NULL ;
+select @arg00, b from t1 where a=1 ;
+@arg00	b
+NULL	one
+prepare stmt1 from ' select ?, b from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+?	b
+NULL	one
+set @arg00=1 ;
+select b, a - @arg00 from t1 where a=1 ;
+b	a - @arg00
+one	0
+prepare stmt1 from ' select b, a - ? from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+b	a - ?
+one	0
+set @arg00='MySQL' ;
+select substr(@arg00,1,2) from t1 where a=1 ;
+substr(@arg00,1,2)
+My
+prepare stmt1 from ' select substr(?,1,2) from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+substr(?,1,2)
+My
+set @arg00=3 ;
+select substr('MySQL',@arg00,5) from t1 where a=1 ;
+substr('MySQL',@arg00,5)
+SQL
+prepare stmt1 from ' select substr(''MySQL'',?,5) from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+substr('MySQL',?,5)
+SQL
+select substr('MySQL',1,@arg00) from t1 where a=1 ;
+substr('MySQL',1,@arg00)
+MyS
+prepare stmt1 from ' select substr(''MySQL'',1,?) from t1 where a=1 ' ;
+execute stmt1 using @arg00 ;
+substr('MySQL',1,?)
+MyS
+set @arg00='MySQL' ;
+select a , concat(@arg00,b) from t1 ;
+a	concat(@arg00,b)
+1	MySQLone
+2	MySQLtwo
+3	MySQLthree
+4	MySQLfour
+prepare stmt1 from ' select a , concat(?,b) from t1 ' ;
+execute stmt1 using @arg00;
+a	concat(?,b)
+1	MySQLone
+2	MySQLtwo
+3	MySQLthree
+4	MySQLfour
+select a , concat(b,@arg00) from t1 ;
+a	concat(b,@arg00)
+1	oneMySQL
+2	twoMySQL
+3	threeMySQL
+4	fourMySQL
+prepare stmt1 from ' select a , concat(b,?) from t1 ' ;
+execute stmt1 using @arg00;
+a	concat(b,?)
+1	oneMySQL
+2	twoMySQL
+3	threeMySQL
+4	fourMySQL
+set @arg00='MySQL' ;
+select group_concat(@arg00,b) from t1 
+group by 'a' ;
+group_concat(@arg00,b)
+MySQLone,MySQLtwo,MySQLthree,MySQLfour
+prepare stmt1 from ' select group_concat(?,b) from t1
+group by ''a'' ' ;
+execute stmt1 using @arg00;
+group_concat(?,b)
+MySQLone,MySQLtwo,MySQLthree,MySQLfour
+select group_concat(b,@arg00) from t1 
+group by 'a' ;
+group_concat(b,@arg00)
+oneMySQL,twoMySQL,threeMySQL,fourMySQL
+prepare stmt1 from ' select group_concat(b,?) from t1
+group by ''a'' ' ;
+execute stmt1 using @arg00;
+group_concat(b,?)
+oneMySQL,twoMySQL,threeMySQL,fourMySQL
+set @arg00='first' ;
+set @arg01='second' ;
+set @arg02=NULL;
+select @arg00, @arg01 from t1 where a=1 ;
+@arg00	@arg01
+first	second
+prepare stmt1 from ' select ?, ? from t1 where a=1 ' ;
+execute stmt1 using @arg00, @arg01 ;
+?	?
+first	second
+execute stmt1 using @arg02, @arg01 ;
+?	?
+NULL	second
+execute stmt1 using @arg00, @arg02 ;
+?	?
+first	NULL
+execute stmt1 using @arg02, @arg02 ;
+?	?
+NULL	NULL
+drop table if exists new_tab ;
+create table new_tab (id1 int(11) not null default '0',
+value2 varchar(100), value1 varchar(100)) ;
+insert into new_tab values (1,'hh','hh'),(2,'hh','hh'),
+(1,'ii','ii'),(2,'ii','ii') ;
+prepare stmt1 from ' select id1,value1 from new_tab where id1=? or value1=? ' ;
+set @arg00=1 ;
+set @arg01='hh' ;
+execute stmt1 using @arg00, @arg01 ;
+id1	value1
+1	hh
+2	hh
+1	ii
+drop table new_tab ;
+drop table if exists new_tab ;
+create table new_tab(session_id  char(9) not null) ;
+insert into new_tab values ('abc') ;
+prepare stmt1 from ' select * from new_tab
+where ?=''1111'' and session_id = ''abc'' ' ;
+set @arg00='abc' ;
+execute stmt1 using @arg00 ;
+session_id
+set @arg00='1111' ;
+execute stmt1 using @arg00 ;
+session_id
+abc
+set @arg00='abc' ;
+execute stmt1 using @arg00 ;
+session_id
+drop table new_tab ;
+set @arg00='FROM' ;
+select a @arg00 t1 where a=1 ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '@arg00 t1 where a=1' at line 1
+prepare stmt1 from ' select a ? t1 where a=1 ' ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '? t1 where a=1' at line 1
+set @arg00='t1' ;
+select a from @arg00 where a=1 ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '@arg00 where a=1' at line 1
+prepare stmt1 from ' select a from ? where a=1 ' ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '? where a=1' at line 1
+set @arg00='WHERE' ;
+select a from t1 @arg00 a=1 ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '@arg00 a=1' at line 1
+prepare stmt1 from ' select a from t1 ? a=1 ' ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '? a=1' at line 1
+set @arg00=1 ;
+select a FROM t1 where a=@arg00 ;
+a
+1
+prepare stmt1 from ' select a FROM t1 where a=? ' ;
+execute stmt1 using @arg00 ;
+a
+1
+set @arg00=1000 ;
+execute stmt1 using @arg00 ;
+a
+set @arg00=NULL ;
+select a FROM t1 where a=@arg00 ;
+a
+prepare stmt1 from ' select a FROM t1 where a=? ' ;
+execute stmt1 using @arg00 ;
+a
+set @arg00=4 ;
+select a FROM t1 where a=sqrt(@arg00) ;
+a
+2
+prepare stmt1 from ' select a FROM t1 where a=sqrt(?) ' ;
+execute stmt1 using @arg00 ;
+a
+2
+set @arg00=NULL ;
+select a FROM t1 where a=sqrt(@arg00) ;
+a
+prepare stmt1 from ' select a FROM t1 where a=sqrt(?) ' ;
+execute stmt1 using @arg00 ;
+a
+set @arg00=2 ;
+set @arg01=3 ;
+select a FROM t1 where a in (@arg00,@arg01);
+a
+2
+3
+prepare stmt1 from ' select a FROM t1 where a in (?,?) ';
+execute stmt1 using @arg00, @arg01;
+a
+2
+3
+prepare stmt1 from ' select b FROM t1 where b like ? ';
+set @arg00='two' ;
+execute stmt1 using @arg00 ;
+b
+two
+set @arg00='tw%' ;
+execute stmt1 using @arg00 ;
+b
+two
+set @arg00='%wo' ;
+execute stmt1 using @arg00 ;
+b
+two
+set @arg00='>' ;
+select a FROM t1 where a @arg00 1 ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '@arg00 1' at line 1
+prepare stmt1 from ' select a FROM t1 where a ? 1 ' ;
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '? 1' at line 1
+set @arg00=1 ;
+select a,b FROM t1 where a is not NULL
+AND b is not NULL group by a - @arg00 ;
+a	b
+1	one
+2	two
+3	three
+4	four
+prepare stmt1 from ' select a,b FROM t1 where a is not NULL
+AND b is not NULL group by a - ? ' ;
+execute stmt1 using @arg00 ;
+a	b
+1	one
+2	two
+3	three
+4	four
+set @arg00='two' ;
+select a,b FROM t1 where a is not NULL
+AND b is not NULL having b <> @arg00 ;
+a	b
+1	one
+3	three
+4	four
+prepare stmt1 from ' select a,b FROM t1 where a is not NULL
+AND b is not NULL having b <> ? ' ;
+execute stmt1 using @arg00 ;
+a	b
+1	one
+3	three
+4	four
+set @arg00=1 ;
+select a,b FROM t1 where a is not NULL
+AND b is not NULL order by a - @arg00 ;
+a	b
+1	one
+2	two
+3	three
+4	four
+prepare stmt1 from ' select a,b FROM t1 where a is not NULL
+AND b is not NULL order by a - ? ' ;
+execute stmt1 using @arg00 ;
+a	b
+1	one
+2	two
+3	three
+4	four
+set @arg00=2 ;
+select a,b from t1 order by 2 ;
+a	b
+4	four
+1	one
+3	three
+2	two
+prepare stmt1 from ' select a,b from t1
+order by ? ';
+execute stmt1 using @arg00;
+a	b
+4	four
+1	one
+3	three
+2	two
+set @arg00=1;
+prepare stmt1 from ' select a,b from t1
+limit 1 ';
+execute stmt1 ;
+a	b
+1	one
+prepare stmt1 from ' select a,b from t1
+limit ? ';
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '?' at line 2
+set @arg00='b' ;
+set @arg01=0 ;
+set @arg02=2 ;
+set @arg03=2 ;
+select sum(a), @arg00 from t1 where a > @arg01
+and b is not null group by substr(b,@arg02)
+having sum(a) <> @arg03 ;
+sum(a)	@arg00
+3	b
+1	b
+4	b
+prepare stmt1 from ' select sum(a), ? from t1 where a > ?
+and b is not null group by substr(b,?)
+having sum(a) <> ? ';
+execute stmt1 using @arg00, @arg01, @arg02, @arg03;
+sum(a)	?
+3	b
+1	b
+4	b
+test_sequence
+------ join tests ------
+select first.a as a1, second.a as a2 
+from t1 first, t1 second
+where first.a = second.a ;
+a1	a2
+1	1
+2	2
+3	3
+4	4
+prepare stmt1 from ' select first.a as a1, second.a as a2 
+        from t1 first, t1 second
+        where first.a = second.a ';
+execute stmt1 ;
+a1	a2
+1	1
+2	2
+3	3
+4	4
+set @arg00='ABC';
+set @arg01='two';
+set @arg02='one';
+select first.a, @arg00, second.a FROM t1 first, t1 second
+where @arg01 = first.b or first.a = second.a or second.b = @arg02;
+a	@arg00	a
+1	ABC	1
+2	ABC	1
+2	ABC	2
+2	ABC	3
+2	ABC	4
+3	ABC	1
+3	ABC	3
+4	ABC	1
+4	ABC	4
+prepare stmt1 from ' select first.a, ?, second.a FROM t1 first, t1 second
+                    where ? = first.b or first.a = second.a or second.b = ? ';
+execute stmt1 using @arg00, @arg01, @arg02;
+a	?	a
+1	ABC	1
+2	ABC	1
+2	ABC	2
+2	ABC	3
+2	ABC	4
+3	ABC	1
+3	ABC	3
+4	ABC	1
+4	ABC	4
+test_sequence
+------ subquery tests ------
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = ''two'') ';
+execute stmt1 ;
+a	b
+2	two
+set @arg00='two' ;
+select a, b FROM t1 outer_table where
+a = (select a from t1 where b = 'two' ) and b=@arg00 ;
+a	b
+2	two
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = ''two'') and b=? ';
+execute stmt1 using @arg00;
+a	b
+2	two
+set @arg00='two' ;
+select a, b FROM t1 outer_table where
+a = (select a from t1 where b = @arg00 ) and b='two' ;
+a	b
+2	two
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = ? ) and b=''two'' ' ;
+execute stmt1 using @arg00;
+a	b
+2	two
+set @arg00=3 ;
+set @arg01='three' ;
+select a,b FROM t1 where (a,b) in (select 3, 'three');
+a	b
+3	three
+select a FROM t1 where (a,b) in (select @arg00,@arg01);
+a
+3
+prepare stmt1 from ' select a FROM t1 where (a,b) in (select ?, ?) ';
+execute stmt1 using @arg00, @arg01;
+a
+3
+set @arg00=1 ;
+set @arg01='two' ;
+set @arg02=2 ;
+set @arg03='two' ;
+select a, @arg00, b FROM t1 outer_table where
+b=@arg01 and a = (select @arg02 from t1 where b = @arg03 ) ;
+a	@arg00	b
+2	1	two
+prepare stmt1 from ' select a, ?, b FROM t1 outer_table where
+   b=? and a = (select ? from t1 where b = ? ) ' ;
+execute stmt1 using @arg00, @arg01, @arg02, @arg03 ;
+a	?	b
+2	1	two
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = outer_table.b ) ';
+execute stmt1 ;
+a	b
+1	one
+2	two
+3	three
+4	four
+set @arg00='two' ;
+select a, b FROM t1 outer_table where
+a = (select a from t1 where b = outer_table.b ) and b=@arg00 ;
+a	b
+2	two
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where b = outer_table.b) and b=? ';
+execute stmt1 using @arg00;
+a	b
+2	two
+set @arg00=2 ;
+select a, b FROM t1 outer_table where
+a = (select a from t1 where a = @arg00 and b = outer_table.b) and b='two' ;
+a	b
+2	two
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where a = ? and b = outer_table.b) and b=''two'' ' ;
+execute stmt1 using @arg00;
+a	b
+2	two
+set @arg00=2 ;
+select a, b FROM t1 outer_table where
+a = (select a from t1 where outer_table.a = @arg00 and a=2) and b='two' ;
+a	b
+2	two
+prepare stmt1 from ' select a, b FROM t1 outer_table where
+   a = (select a from t1 where outer_table.a = ? and a=2) and b=''two'' ' ;
+execute stmt1 using @arg00;
+a	b
+2	two
+set @arg00=1 ;
+set @arg01='two' ;
+set @arg02=2 ;
+set @arg03='two' ;
+select a, @arg00, b FROM t1 outer_table where
+b=@arg01 and a = (select @arg02 from t1 where outer_table.b = @arg03
+and outer_table.a=a ) ;
+a	@arg00	b
+2	1	two
+prepare stmt1 from ' select a, ?, b FROM t1 outer_table where
+   b=? and a = (select ? from t1 where outer_table.b = ? 
+                   and outer_table.a=a ) ' ;
+execute stmt1 using @arg00, @arg01, @arg02, @arg03 ;
+a	?	b
+2	1	two
+set @arg00=1 ;
+set @arg01=0 ;
+select a, @arg00 
+from ( select a - @arg00 as a from t1 where a=@arg00 ) as t2
+where a=@arg01;
+a	@arg00
+0	1
+prepare stmt1 from ' select a, ? 
+                    from ( select a - ? as a from t1 where a=? ) as t2
+                    where a=? ';
+execute stmt1 using @arg00, @arg00, @arg00, @arg01 ;
+a	?
+0	1
+drop table if exists t2 ;
+create table t2 as select * from t_many_col_types;
+set @stmt= ' SELECT
+   (SELECT SUM(c1 + c12 + 0.0) FROM t2 
+    where (t_many_col_types.c2 - 0e-3) = t2.c2
+    GROUP BY t_many_col_types.c15 LIMIT 1) as scalar_s,
+   exists (select 1.0e+0 from t2 
+           where t2.c3 * 9.0000000000 = t_many_col_types.c4) as exists_s,
+   c5 * 4 in (select c6 + 0.3e+1 from t2) as in_s,
+   (c7 - 4, c8 - 4) in (select c9 + 4.0, c10 + 40e-1 from t2) as in_row_s
+FROM t_many_col_types,
+(select c25 x, c32 y from t2) tt WHERE x = c25 ' ;
+prepare stmt1 from @stmt ;
+execute stmt1 ;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Name	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def					scalar_s	5	21	7	Y	32768	4	8
+def					exists_s	8	1	1	N	32769	0	8
+def					in_s	8	21	1	Y	32768	0	8
+def					in_row_s	8	21	1	Y	32768	0	8
+scalar_s	exists_s	in_s	in_row_s
+2.0000	0	1	0
+18.0000	1	0	1
+2.0000	0	1	0
+18.0000	1	0	1
+execute stmt1 ;
+scalar_s	exists_s	in_s	in_row_s
+2.0000	0	1	0
+18.0000	1	0	1
+2.0000	0	1	0
+18.0000	1	0	1
+set @stmt= concat('explain ',@stmt);
+prepare stmt1 from @stmt ;
+execute stmt1 ;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Name	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def					id	8	3	1	N	32801	0	8
+def					select_type	253	19	18	N	1	31	63
+def					table	253	64	16	N	1	31	63
+def					type	253	10	3	N	1	31	63
+def					possible_keys	253	4096	0	Y	0	31	63
+def					key	253	64	0	Y	0	31	63
+def					key_len	8	3	0	Y	32800	0	8
+def					ref	253	1024	0	Y	0	31	63
+def					rows	8	10	1	N	32801	0	8
+def					Extra	253	255	44	N	1	31	63
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	PRIMARY	t_many_col_types	ALL	NULL	NULL	NULL	NULL	2	
+1	PRIMARY	<derived6>	ALL	NULL	NULL	NULL	NULL	2	Using where
+6	DERIVED	t2	ALL	NULL	NULL	NULL	NULL	2	
+5	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+4	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+3	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+2	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where; Using temporary; Using filesort
+execute stmt1 ;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	PRIMARY	t_many_col_types	ALL	NULL	NULL	NULL	NULL	2	
+1	PRIMARY	<derived6>	ALL	NULL	NULL	NULL	NULL	2	Using where
+6	DERIVED	t2	ALL	NULL	NULL	NULL	NULL	2	
+5	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+4	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+3	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+2	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where; Using temporary; Using filesort
+set @stmt= ' SELECT
+   (SELECT SUM(c1+c12+?) FROM t2 where (t_many_col_types.c2-?)=t2.c2
+    GROUP BY t_many_col_types.c15 LIMIT 1) as scalar_s,
+   exists (select ? from t2 
+           where t2.c3*?=t_many_col_types.c4) as exists_s,
+   c5*? in (select c6+? from t2) as in_s,
+   (c7-?, c8-?) in (select c9+?, c10+? from t2) as in_row_s
+FROM t_many_col_types,
+(select c25 x, c32 y from t2) tt WHERE x =c25 ' ;
+set @arg00= 0.0 ;
+set @arg01= 0e-3 ;
+set @arg02= 1.0e+0 ;
+set @arg03= 9.0000000000 ;
+set @arg04= 4 ;
+set @arg05= 0.3e+1 ;
+set @arg06= 4 ;
+set @arg07= 4 ;
+set @arg08= 4.0 ;
+set @arg09= 40e-1 ;
+prepare stmt1 from @stmt ;
+execute stmt1 using @arg00, @arg01, @arg02, @arg03, @arg04, @arg05, @arg06,
+@arg07, @arg08, @arg09 ;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Name	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def					scalar_s	5	23	2	Y	32768	31	8
+def					exists_s	8	1	1	N	32769	0	8
+def					in_s	8	21	1	Y	32768	0	8
+def					in_row_s	8	21	1	Y	32768	0	8
+scalar_s	exists_s	in_s	in_row_s
+2	0	1	0
+18	1	0	1
+2	0	1	0
+18	1	0	1
+execute stmt1 using @arg00, @arg01, @arg02, @arg03, @arg04, @arg05, @arg06,
+@arg07, @arg08, @arg09 ;
+scalar_s	exists_s	in_s	in_row_s
+2	0	1	0
+18	1	0	1
+2	0	1	0
+18	1	0	1
+set @stmt= concat('explain ',@stmt);
+prepare stmt1 from @stmt ;
+execute stmt1 using @arg00, @arg01, @arg02, @arg03, @arg04, @arg05, @arg06,
+@arg07, @arg08, @arg09 ;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Name	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def					id	8	3	1	N	32801	0	8
+def					select_type	253	19	18	N	1	31	63
+def					table	253	64	16	N	1	31	63
+def					type	253	10	3	N	1	31	63
+def					possible_keys	253	4096	0	Y	0	31	63
+def					key	253	64	0	Y	0	31	63
+def					key_len	8	3	0	Y	32800	0	8
+def					ref	253	1024	0	Y	0	31	63
+def					rows	8	10	1	N	32801	0	8
+def					Extra	253	255	44	N	1	31	63
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	PRIMARY	t_many_col_types	ALL	NULL	NULL	NULL	NULL	2	
+1	PRIMARY	<derived6>	ALL	NULL	NULL	NULL	NULL	2	Using where
+6	DERIVED	t2	ALL	NULL	NULL	NULL	NULL	2	
+5	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+4	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+3	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+2	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where; Using temporary; Using filesort
+execute stmt1 using @arg00, @arg01, @arg02, @arg03, @arg04, @arg05, @arg06,
+@arg07, @arg08, @arg09 ;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	PRIMARY	t_many_col_types	ALL	NULL	NULL	NULL	NULL	2	
+1	PRIMARY	<derived6>	ALL	NULL	NULL	NULL	NULL	2	Using where
+6	DERIVED	t2	ALL	NULL	NULL	NULL	NULL	2	
+5	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+4	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+3	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where
+2	DEPENDENT SUBQUERY	t2	ALL	NULL	NULL	NULL	NULL	2	Using where; Using temporary; Using filesort
+drop table t2 ;
+test_sequence
+------ union tests ------
+prepare stmt1 from ' select a FROM t1 where a=1
+                     union distinct
+                     select a FROM t1 where a=1 ';
+execute stmt1 ;
+a
+1
+execute stmt1 ;
+a
+1
+prepare stmt1 from ' select a FROM t1 where a=1
+                     union all
+                     select a FROM t1 where a=1 ';
+execute stmt1 ;
+a
+1
+1
+set @arg00=1 ;
+select @arg00 FROM t1 where a=1
+union distinct
+select 1 FROM t1 where a=1;
+@arg00
+1
+prepare stmt1 from ' select ? FROM t1 where a=1
+                     union distinct
+                     select 1 FROM t1 where a=1 ' ;
+execute stmt1 using @arg00;
+?
+1
+set @arg00=1 ;
+select 1 FROM t1 where a=1
+union distinct
+select @arg00 FROM t1 where a=1;
+1
+1
+prepare stmt1 from ' select 1 FROM t1 where a=1
+                     union distinct
+                     select ? FROM t1 where a=1 ' ;
+execute stmt1 using @arg00;
+1
+1
+set @arg00='a' ;
+select @arg00 FROM t1 where a=1
+union distinct
+select @arg00 FROM t1 where a=1;
+@arg00
+a
+prepare stmt1 from ' select ? FROM t1 where a=1
+                     union distinct
+                     select ? FROM t1 where a=1 ';
+execute stmt1 using @arg00, @arg00;
+?
+a
+prepare stmt1 from ' select ? 
+                     union distinct
+                     select ? ';
+execute stmt1 using @arg00, @arg00;
+?
+a
+set @arg00='a' ;
+set @arg01=1 ;
+set @arg02='a' ;
+set @arg03=2 ;
+select @arg00 FROM t1 where a=@arg01
+union distinct
+select @arg02 FROM t1 where a=@arg03;
+@arg00
+a
+prepare stmt1 from ' select ? FROM t1 where a=?
+                     union distinct
+                     select ? FROM t1 where a=? ' ;
+execute stmt1 using @arg00, @arg01, @arg02, @arg03;
+?
+a
+set @arg00=1 ;
+prepare stmt1 from ' select sum(a) + 200, ? from t1
+union distinct
+select sum(a) + 200, 1 from t1
+group by b ' ;
+execute stmt1 using @arg00;
+sum(a) + 200	?
+210	1
+204	1
+201	1
+203	1
+202	1
+set @Oporto='Oporto' ;
+set @Lisboa='Lisboa' ;
+set @0=0 ;
+set @1=1 ;
+set @2=2 ;
+set @3=3 ;
+set @4=4 ;
+select @Oporto,@Lisboa,@0,@1,@2,@3,@4 ;
+@Oporto	@Lisboa	@0	@1	@2	@3	@4
+Oporto	Lisboa	0	1	2	3	4
+select sum(a) + 200 as the_sum, @Oporto as the_town from t1
+group by b
+union distinct
+select sum(a) + 200, @Lisboa from t1
+group by b ;
+the_sum	the_town
+204	Oporto
+201	Oporto
+203	Oporto
+202	Oporto
+204	Lisboa
+201	Lisboa
+203	Lisboa
+202	Lisboa
+prepare stmt1 from ' select sum(a) + 200 as the_sum, ? as the_town from t1
+                     group by b
+                     union distinct
+                     select sum(a) + 200, ? from t1
+                     group by b ' ;
+execute stmt1 using @Oporto, @Lisboa;
+the_sum	the_town
+204	Oporto
+201	Oporto
+203	Oporto
+202	Oporto
+204	Lisboa
+201	Lisboa
+203	Lisboa
+202	Lisboa
+select sum(a) + 200 as the_sum, @Oporto as the_town from t1
+where a > @1
+group by b
+union distinct
+select sum(a) + 200, @Lisboa from t1
+where a > @2
+group by b ;
+the_sum	the_town
+204	Oporto
+203	Oporto
+202	Oporto
+204	Lisboa
+203	Lisboa
+prepare stmt1 from ' select sum(a) + 200 as the_sum, ? as the_town from t1
+                     where a > ?
+                     group by b
+                     union distinct
+                     select sum(a) + 200, ? from t1
+                     where a > ?
+                     group by b ' ;
+execute stmt1 using @Oporto, @1, @Lisboa, @2;
+the_sum	the_town
+204	Oporto
+203	Oporto
+202	Oporto
+204	Lisboa
+203	Lisboa
+select sum(a) + 200 as the_sum, @Oporto as the_town from t1
+where a > @1
+group by b
+having avg(a) > @2
+union distinct
+select sum(a) + 200, @Lisboa from t1
+where a > @2
+group by b 
+having avg(a) > @3;
+the_sum	the_town
+204	Oporto
+203	Oporto
+204	Lisboa
+prepare stmt1 from ' select sum(a) + 200 as the_sum, ? as the_town from t1
+                     where a > ?
+                     group by b
+                     having avg(a) > ?
+                     union distinct
+                     select sum(a) + 200, ? from t1
+                     where a > ?
+                     group by b
+                     having avg(a) > ? ';
+execute stmt1 using @Oporto, @1, @2, @Lisboa, @2, @3;
+the_sum	the_town
+204	Oporto
+203	Oporto
+204	Lisboa
+test_sequence
+------ explain select tests ------
+prepare stmt1 from ' select * from t_many_col_types ' ;
+execute stmt1;
+Catalog	Database	Table	Table_alias	Column	Column_alias	Name	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
+def	test	t_many_col_types	t_many_col_types	c1	c1	1	4	1	N	49155	0	63
+def	test	t_many_col_types	t_many_col_types	c2	c2	2	6	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c3	c3	9	9	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c4	c4	3	11	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c5	c5	3	11	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c6	c6	8	20	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c7	c7	4	12	1	Y	32768	31	63
+def	test	t_many_col_types	t_many_col_types	c8	c8	5	22	1	Y	32768	31	63
+def	test	t_many_col_types	t_many_col_types	c9	c9	5	22	1	Y	32768	31	63
+def	test	t_many_col_types	t_many_col_types	c10	c10	5	22	1	Y	32768	31	63
+def	test	t_many_col_types	t_many_col_types	c11	c11	0	9	6	Y	32768	4	63
+def	test	t_many_col_types	t_many_col_types	c12	c12	0	10	6	Y	32768	4	63
+def	test	t_many_col_types	t_many_col_types	c13	c13	10	10	10	Y	128	0	63
+def	test	t_many_col_types	t_many_col_types	c14	c14	12	19	19	Y	128	0	63
+def	test	t_many_col_types	t_many_col_types	c15	c15	7	19	19	N	1217	0	63
+def	test	t_many_col_types	t_many_col_types	c16	c16	11	8	8	Y	128	0	63
+def	test	t_many_col_types	t_many_col_types	c17	c17	13	4	4	Y	32864	0	63
+def	test	t_many_col_types	t_many_col_types	c18	c18	1	1	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c19	c19	1	1	1	Y	32768	0	63
+def	test	t_many_col_types	t_many_col_types	c20	c20	254	1	1	Y	0	0	8
+def	test	t_many_col_types	t_many_col_types	c21	c21	253	10	10	Y	0	0	8
+def	test	t_many_col_types	t_many_col_types	c22	c22	253	30	30	Y	0	0	8
+def	test	t_many_col_types	t_many_col_types	c23	c23	252	255	8	Y	144	0	63
+def	test	t_many_col_types	t_many_col_types	c24	c24	252	255	8	Y	16	0	8
+def	test	t_many_col_types	t_many_col_types	c25	c25	252	65535	4	Y	144	0	63
+def	test	t_many_col_types	t_many_col_types	c26	c26	252	65535	4	Y	16	0	8
+def	test	t_many_col_types	t_many_col_types	c27	c27	252	16777215	10	Y	144	0	63
+def	test	t_many_col_types	t_many_col_types	c28	c28	252	16777215	10	Y	16	0	8
+def	test	t_many_col_types	t_many_col_types	c29	c29	252	16777215	8	Y	144	0	63
+def	test	t_many_col_types	t_many_col_types	c30	c30	252	16777215	8	Y	16	0	8
+def	test	t_many_col_types	t_many_col_types	c31	c31	254	5	3	Y	256	0	8
+def	test	t_many_col_types	t_many_col_types	c32	c32	254	24	7	Y	2048	0	8
+c1	c2	c3	c4	c5	c6	c7	c8	c9	c10	c11	c12	c13	c14	c15	c16	c17	c18	c19	c20	c21	c22	c23	c24	c25	c26	c27	c28	c29	c30	c31	c32
+1	1	1	1	1	1	1	1	1	1	1.0000	1.0000	2004-02-29	2004-02-29 11:11:11	2004-02-29 11:11:11	11:11:11	2004	1	1	a	123456789a	123456789a123456789b123456789c	tinyblob	tinytext	blob	text	mediumblob	mediumtext	longblob	longtext	one	monday
+9	9	9	9	9	9	9	9	9	9	9.0000	9.0000	2004-02-29	2004-02-29 11:11:11	2004-02-29 11:11:11	11:11:11	2004	1	0	a	123456789a	123456789a123456789b123456789c	tinyblob	tinytext	blob	text	mediumblob	mediumtext	longblob	longtext	two	tuesday
+test_sequence
+------ delete tests ------
+delete from t1 ;
+insert into t1 values (1,'one');
+insert into t1 values (2,'two');
+insert into t1 values (3,'three');
+insert into t1 values (4,'four');
+commit ;
+delete from t_many_col_types ;
+insert into t_many_col_types
+set c1= 1, c2= 1, c3= 1, c4= 1, c5= 1, c6= 1, c7= 1, c8= 1, c9= 1,
+c10= 1, c11= 1, c12 = 1,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=true, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='one', c32= 'monday';
+insert into t_many_col_types
+set c1= 9, c2= 9, c3= 9, c4= 9, c5= 9, c6= 9, c7= 9, c8= 9, c9= 9,
+c10= 9, c11= 9, c12 = 9,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=false, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='two', c32= 'tuesday';
+prepare stmt1 from 'delete from t1 where a=2' ;
+execute stmt1;
+select a,b from t1 where a=2;
+a	b
+execute stmt1;
+insert into t1 values(0,NULL);
+set @arg00=NULL;
+prepare stmt1 from 'delete from t1 where b=?' ;
+execute stmt1 using @arg00;
+select a,b from t1 where b is NULL ;
+a	b
+0	NULL
+set @arg00='one';
+execute stmt1 using @arg00;
+select a,b from t1 where b=@arg00;
+a	b
+prepare stmt1 from 'truncate table t1' ;
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+test_sequence
+------ update tests ------
+delete from t1 ;
+insert into t1 values (1,'one');
+insert into t1 values (2,'two');
+insert into t1 values (3,'three');
+insert into t1 values (4,'four');
+commit ;
+delete from t_many_col_types ;
+insert into t_many_col_types
+set c1= 1, c2= 1, c3= 1, c4= 1, c5= 1, c6= 1, c7= 1, c8= 1, c9= 1,
+c10= 1, c11= 1, c12 = 1,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=true, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='one', c32= 'monday';
+insert into t_many_col_types
+set c1= 9, c2= 9, c3= 9, c4= 9, c5= 9, c6= 9, c7= 9, c8= 9, c9= 9,
+c10= 9, c11= 9, c12 = 9,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=false, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='two', c32= 'tuesday';
+prepare stmt1 from 'update t1 set b=''a=two'' where a=2' ;
+execute stmt1;
+select a,b from t1 where a=2;
+a	b
+2	a=two
+execute stmt1;
+select a,b from t1 where a=2;
+a	b
+2	a=two
+set @arg00=NULL;
+prepare stmt1 from 'update t1 set b=? where a=2' ;
+execute stmt1 using @arg00;
+select a,b from t1 where a=2;
+a	b
+2	NULL
+set @arg00='two';
+execute stmt1 using @arg00;
+select a,b from t1 where a=2;
+a	b
+2	two
+set @arg00=2;
+prepare stmt1 from 'update t1 set b=NULL where a=?' ;
+execute stmt1 using @arg00;
+select a,b from t1 where a=@arg00;
+a	b
+2	NULL
+update t1 set b='two' where a=@arg00;
+set @arg00=2000;
+execute stmt1 using @arg00;
+select a,b from t1 where a=@arg00;
+a	b
+set @arg00=2;
+set @arg01=22;
+prepare stmt1 from 'update t1 set a=? where a=?' ;
+execute stmt1 using @arg00, @arg00;
+select a,b from t1 where a=@arg00;
+a	b
+2	two
+execute stmt1 using @arg01, @arg00;
+select a,b from t1 where a=@arg01;
+a	b
+22	two
+execute stmt1 using @arg00, @arg01;
+select a,b from t1 where a=@arg00;
+a	b
+2	two
+set @arg00=NULL;
+set @arg01=2;
+execute stmt1 using @arg00, @arg01;
+Warnings:
+Warning	1265	Data truncated for column 'a' at row 1
+select a,b from t1;
+a	b
+0	two
+1	one
+3	three
+4	four
+set @arg00=0;
+execute stmt1 using @arg01, @arg00;
+select a,b from t1;
+a	b
+1	one
+2	two
+3	three
+4	four
+set @arg00=23;
+set @arg01='two';
+set @arg02=2;
+set @arg03='two';
+set @arg04=2;
+drop table if exists t2;
+create table t2 as select a,b from t1 ;
+prepare stmt1 from 'update t1 set a=? where b=?
+                    and a in (select ? from t2
+                              where b = ? or a = ?)';
+execute stmt1 using @arg00, @arg01, @arg02, @arg03, @arg04 ;
+select a,b from t1 where a = @arg00 ;
+a	b
+23	two
+prepare stmt1 from 'update t1 set a=? where b=?
+                    and a not in (select ? from t2
+                              where b = ? or a = ?)';
+execute stmt1 using @arg04, @arg01, @arg02, @arg03, @arg00 ;
+select a,b from t1 ;
+a	b
+1	one
+2	two
+3	three
+4	four
+drop table t2 ;
+set @arg00=1;
+prepare stmt1 from 'update t1 set b=''bla''
+where a=2
+limit 1';
+execute stmt1 ;
+select a,b from t1 where b = 'bla' ;
+a	b
+2	bla
+prepare stmt1 from 'update t1 set b=''bla''
+where a=2
+limit ?';
+ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '?' at line 3
+test_sequence
+------ insert tests ------
+delete from t1 ;
+insert into t1 values (1,'one');
+insert into t1 values (2,'two');
+insert into t1 values (3,'three');
+insert into t1 values (4,'four');
+commit ;
+delete from t_many_col_types ;
+insert into t_many_col_types
+set c1= 1, c2= 1, c3= 1, c4= 1, c5= 1, c6= 1, c7= 1, c8= 1, c9= 1,
+c10= 1, c11= 1, c12 = 1,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=true, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='one', c32= 'monday';
+insert into t_many_col_types
+set c1= 9, c2= 9, c3= 9, c4= 9, c5= 9, c6= 9, c7= 9, c8= 9, c9= 9,
+c10= 9, c11= 9, c12 = 9,
+c13= '2004-02-29', c14= '2004-02-29 11:11:11', c15= '2004-02-29 11:11:11',
+c16= '11:11:11', c17= '2004',
+c18= 1, c19=false, c20= 'a', c21= '123456789a', 
+c22= '123456789a123456789b123456789c', c23= 'tinyblob', c24= 'tinytext',
+c25= 'blob', c26= 'text', c27= 'mediumblob', c28= 'mediumtext',
+c29= 'longblob', c30= 'longtext', c31='two', c32= 'tuesday';
+prepare stmt1 from 'insert into t1 values(5, ''five'' )';
+execute stmt1;
+select a,b from t1 where a = 5;
+a	b
+5	five
+set @arg00='six' ;
+prepare stmt1 from 'insert into t1 values(6, ? )';
+execute stmt1 using @arg00;
+select a,b from t1 where b = @arg00;
+a	b
+6	six
+execute stmt1 using @arg00;
+ERROR 23000: Duplicate entry '6' for key 1
+set @arg00=NULL ;
+prepare stmt1 from 'insert into t1 values(0, ? )';
+execute stmt1 using @arg00;
+select a,b from t1 where b is NULL;
+a	b
+0	NULL
+set @arg00=8 ;
+set @arg01='eight' ;
+prepare stmt1 from 'insert into t1 values(?, ? )';
+execute stmt1 using @arg00, @arg01 ;
+select a,b from t1 where b = @arg01;
+a	b
+8	eight
+set @arg00=81 ;
+set @arg01='8-1' ;
+set @arg02=82 ;
+set @arg03='8-2' ;
+prepare stmt1 from 'insert into t1 values(?,?),(?,?)';
+execute stmt1 using @arg00, @arg01, @arg02, @arg03 ;
+select a,b from t1 where a in (@arg00,@arg02) ;
+a	b
+81	8-1
+82	8-2
+set @arg00=9 ;
+set @arg01='nine' ;
+prepare stmt1 from 'insert into t1 set a=?, b=? ';
+execute stmt1 using @arg00, @arg01 ;
+select a,b from t1 where a = @arg00 ;
+a	b
+9	nine
+set @arg00=6 ;
+set @arg01=1 ;
+prepare stmt1 from 'insert into t1 set a=?, b=''sechs''
+                    on duplicate key update a=a + ?, b=concat(b,''modified'') ';
+execute stmt1 using @arg00, @arg01;
+select * from t1;
+a	b
+0	NULL
+1	one
+2	two
+3	three
+4	four
+5	five
+7	sixmodified
+8	eight
+9	nine
+81	8-1
+82	8-2
+set @arg00=81 ;
+set @arg01=1 ;
+execute stmt1 using @arg00, @arg01;
+ERROR 23000: Duplicate entry '82' for key 1
+set @1000=1000 ;
+set @x1000_2="x1000_2" ;
+set @x1000_3="x1000_3" ;
+set @x1000="x1000" ;
+set @1100=1100 ;
+set @x1100="x1100" ;
+set @100=100 ;
+set @updated="updated" ;
+insert into t1 values(1000,'x1000_1') ;
+insert into t1 values(@1000,@x1000_2),(@1000,@x1000_3)
+on duplicate key update a = a + @100, b = concat(b,@updated) ;
+select a,b from t1 where a >= 1000 ;
+a	b
+1000	x1000_3
+1100	x1000_1updated
+delete from t1 where a >= 1000 ;
+insert into t1 values(1000,'x1000_1') ;
+prepare stmt1 from ' insert into t1 values(?,?),(?,?)
+               on duplicate key update a = a + ?, b = concat(b,?) ';
+execute stmt1 using @1000, @x1000_2, @1000, @x1000_3, @100, @updated ;
+select a,b from t1 where a >= 1000 ;
+a	b
+1000	x1000_3
+1100	x1000_1updated
+delete from t1 where a >= 1000 ;
+insert into t1 values(1000,'x1000_1') ;
+execute stmt1 using @1000, @x1000_2, @1100, @x1000_3, @100, @updated ;
+select a,b from t1 where a >= 1000 ;
+a	b
+1200	x1000_1updatedupdated
+delete from t1 where a >= 1000 ;
+prepare stmt1 from ' replace into t1 (a,b) select 100, ''hundred'' ';
+ERROR HY000: This command is not supported in the prepared statement protocol yet
+set @duplicate='duplicate ' ;
+set @1000=1000 ;
+set @5=5 ;
+select a,b from t1 where a < 5 ;
+a	b
+0	NULL
+1	one
+2	two
+3	three
+4	four
+insert into t1 select a + @1000, concat(@duplicate,b) from t1
+where a < @5 ;
+affected rows: 5
+info: Records: 5  Duplicates: 0  Warnings: 0
+select a,b from t1 where a >= 1000 ;
+a	b
+1000	NULL
+1001	duplicate one
+1002	duplicate two
+1003	duplicate three
+1004	duplicate four
+delete from t1 where a >= 1000 ;
+prepare stmt1 from ' insert into t1 select a + ?, concat(?,b) from t1
+where a < ? ' ;
+execute stmt1 using @1000, @duplicate, @5;
+affected rows: 5
+info: Records: 5  Duplicates: 0  Warnings: 0
+select a,b from t1 where a >= 1000 ;
+a	b
+1000	NULL
+1001	duplicate one
+1002	duplicate two
+1003	duplicate three
+1004	duplicate four
+delete from t1 where a >= 1000 ;
+set @float=1.00;
+set @five='five' ;
+drop table if exists t2;
+create table t2 like t1 ;
+insert into t2 (b,a) 
+select @duplicate, sum(first.a) from t1 first, t1 second
+where first.a <> @5 and second.b = first.b
+and second.b <> @five
+group by second.b
+having sum(second.a) > @2
+union
+select b, a + @100 from t1
+where (a,b) in ( select sqrt(a+@1)+CAST(@float AS signed),b 
+from t1);
+affected rows: 8
+info: Records: 8  Duplicates: 0  Warnings: 0
+select a,b from t2;
+a	b
+3	duplicate
+4	duplicate
+7	duplicate
+8	duplicate
+9	duplicate
+81	duplicate
+82	duplicate
+103	three
+delete from t2 ;
+prepare stmt1 from ' insert into t2 (b,a) 
+select ?, sum(first.a)
+  from t1 first, t1 second 
+  where first.a <> ? and second.b = first.b and second.b <> ?
+  group by second.b
+  having sum(second.a) > ?
+union
+select b, a + ? from t1
+  where (a,b) in ( select sqrt(a+?)+CAST(? AS signed),b 
+                 from t1 ) ' ;
+execute stmt1 using @duplicate, @5, @five, @2, @100, @1, @float ;
+affected rows: 8
+info: Records: 8  Duplicates: 0  Warnings: 0
+select a,b from t2;
+a	b
+3	duplicate
+4	duplicate
+7	duplicate
+8	duplicate
+9	duplicate
+81	duplicate
+82	duplicate
+103	three
+drop table t2;
+drop table t1, t_many_col_types;
diff --git a/mysql-test/t/ps_1general.test b/mysql-test/t/ps_1general.test
new file mode 100644
index 00000000000..b7686bbd26a
--- /dev/null
+++ b/mysql-test/t/ps_1general.test
@@ -0,0 +1,739 @@
+###################### ps_general.test #######################
+#                                                            #
+#   basic and miscellaneous tests for prepared statements    #
+#                                                            #
+##############################################################
+
+
+# Please do not 
+#     - modify (INSERT/UPDATE/DELETE) the content of the tables
+#       t1 and t_many_col_types. Such tests should be done in 
+#           include/ps_modify.inc
+#     - insert test cases where the results depend on the 
+#       table type. Such tests should be done in the files
+#           include/ps_query.inc, include/ps_modify ...
+#
+
+use test;
+--disable_query_log
+select '------ basic tests ------' as test_sequence ;
+--enable_query_log
+
+let $type= 'MYISAM' ;
+# create the tables (t1 and t_many_col_types) used in many tests
+--source include/ps_create.inc
+# insert data into these tables
+--source include/ps_renew.inc
+
+
+##### The basic functions ####
+
+# 1. PREPARE stmt_name FROM <preparable statement>;
+#    <preparable statement> ::=
+#     'literal_stmt' |
+#     @variable_ref_stmt.
+#    The statement may contain question marks as placeholders for parameters.
+#
+#    Bind a statement name to a string containing a SQL statement and
+#    send it to the server. The server will parse the statement and
+#    reply with "Query Ok" or an error message.
+#
+PREPARE stmt FROM ' select * from t1 where a = ? ' ;
+
+# 2. EXECUTE stmt_name [USING @var [, @var ]];
+#    Current values of supplied variables are used as parameters.
+#
+#    Send the server the order to execute the statement and supply values
+#    for the input parameters needed.
+#    If no error occurs the server reply will be identical to the reply for
+#    the query used in PREPARE with question marks replaced with values of
+#    the input variables.
+#
+SET @var= 2 ;
+EXECUTE stmt USING @var ;
+#    The non prepared statement with the same server reply would be:
+select * from t1 where a = @var ;
+
+# 3. DEALLOCATE PREPARE stmt_name;
+#
+#    Send the server the order to drop the parse informations.
+#    The server will reply with "Query Ok" or an error message.
+DEALLOCATE PREPARE stmt ;
+
+## prepare
+# prepare without parameter
+prepare stmt1 from ' select 1 as my_col ' ;
+# prepare with parameter
+prepare stmt1 from ' select ? as my_col ' ;
+# prepare must fail (incomplete statements/wrong syntax)
+--error 1064
+prepare ;
+--error 1064
+prepare stmt1 ;
+--error 1064
+prepare stmt1 from ;
+--error 1064
+prepare_garbage stmt1 from ' select 1 ' ;
+--error 1064
+prepare stmt1 from_garbage ' select 1 ' ;
+--error 1064
+prepare stmt1 from ' select_garbage 1 ' ;
+--error 1064
+prepare from ' select 1 ' ;
+--error 1064
+prepare stmt1 ' select 1 ' ;
+--error 1064
+prepare ? from ' select ? as my_col ' ;
+# statement in variable
+set @arg00='select 1 as my_col';
+prepare stmt1 from @arg00;
+# prepare must fail (query variable is empty)
+set @arg00='';
+--error 1065
+prepare stmt1 from @arg00;
+set @arg00=NULL;
+# prepare must fail (query variable is NULL)
+--error 1064
+prepare stmt1 from @arg01;
+
+prepare stmt1 from ' select * from t1 where a <= 2 ' ;
+# prepare must fail (column does not exist)
+--error 1054
+prepare stmt1 from ' select * from t1 where x <= 2 ' ;
+--disable_warnings
+drop table if exists not_exist ;
+--enable_warnings
+# prepare must fail (table does not exist)
+--error 1146
+prepare stmt1 from ' select * from not_exist where a <= 2 ' ;
+
+# case derived from client_test.c: test_prepare_syntax()
+# prepare must fail (incomplete statement)
+--error 1064
+prepare stmt1 from ' insert into t1 values(? ' ;
+--error 1064
+prepare stmt1 from ' select a, b from t1
+                     where a=? and where ' ;
+
+## execute
+# execute must fail (statement never_prepared never prepared)
+--error 1243
+execute never_prepared ;
+# execute must fail (prepare stmt1 just failed,
+#         but there was a successful prepare of stmt1 before)
+prepare stmt1 from ' select * from t1 where a <= 2 ' ;
+--error 1146
+prepare stmt1 from ' select * from not_exist where a <= 2 ' ;
+--error 1243
+execute stmt1 ;
+
+# drop the table between prepare and execute
+create table to_be_dropped
+(
+  a int primary key,
+  b char(30),
+  c int
+);
+insert into to_be_dropped( a, b, c) values( 1, 'original table', 1);
+prepare stmt2 from ' select * from to_be_dropped ' ;
+execute stmt2 ;
+drop table to_be_dropped ;
+# execute must fail (table was dropped after prepare)
+--error 1146
+execute stmt2 ;
+# cases derived from client_test.c: test_select_prepare()
+# 1. drop + create table (same column names/types/order) 
+# between prepare and execute
+create table to_be_dropped
+(
+  a int primary key,
+  b char(30),
+  c int
+);
+insert into to_be_dropped( a, b, c) values( 9, 'recreated table', 9);
+execute stmt2 ;
+drop table to_be_dropped ;
+# 2. drop + create table (same column names/types but different order)
+# between prepare and execute
+create table to_be_dropped
+(
+  a int primary key,
+  c int,
+  b char(30)
+);
+insert into to_be_dropped( a, b, c) values( 9, 'recreated table', 9);
+execute stmt2 ;
+drop table to_be_dropped ;
+# 3. drop + create table (same column names/types/order+extra column) 
+# between prepare and execute
+create table to_be_dropped
+(
+  a int primary key,
+  b char(30),
+  c int,
+  d timestamp default current_timestamp
+);
+insert into to_be_dropped( a, b, c) values( 9, 'recreated table', 9);
+execute stmt2 ;
+drop table to_be_dropped ;
+# 4. drop + create table (same column names/types, different order +
+# additional column) between prepare and execute
+create table to_be_dropped
+(
+  a int primary key,
+  d timestamp default current_timestamp,
+  b char(30),
+  c int
+);
+insert into to_be_dropped( a, b, c) values( 9, 'recreated table', 9);
+execute stmt2 ;
+drop table to_be_dropped ;
+# 5. drop + create table (same column names/order, different types)
+# between prepare and execute
+create table to_be_dropped
+(
+  a timestamp default '2004-02-29 18:01:59',
+  b char(30),
+  c int
+);
+insert into to_be_dropped( b, c) values( 'recreated table', 9);
+execute stmt2 ;
+drop table to_be_dropped ;
+# 6. drop + create table (same column types/order, different names) 
+# between prepare and execute
+create table to_be_dropped
+(
+  f1 int primary key,
+  f2 char(30),
+  f3 int
+);
+insert into to_be_dropped( f1, f2, f3) values( 9, 'recreated table', 9);
+--error 1054
+execute stmt2 ;
+drop table to_be_dropped ;
+
+# execute without parameter
+prepare stmt1 from ' select * from t1 where a <= 2 ' ;
+execute stmt1 ;
+# execute with parameter
+set @arg00=1 ;
+set @arg01='two' ;
+prepare stmt1 from ' select * from t1 where a <= ? ' ;
+execute stmt1 using @arg00;
+# execute must fail (too small number of parameters)
+--error 1210
+execute stmt1 ;
+# execute must fail (too big number of parameters)
+--error 1210
+execute stmt1 using @arg00, @arg01;
+# execute must fail (parameter is not set)
+execute stmt1 using @not_set;
+
+## deallocate
+# deallocate must fail (never_prepared was never prepared)
+--error 1243
+deallocate prepare never_prepared ;
+# deallocate must fail (prepare stmt1 just failed,
+#         but there was a successful prepare before)
+prepare stmt1 from ' select * from t1 where a <= 2 ' ;
+--error 1146
+prepare stmt1 from ' select * from not_exist where a <= 2 ' ;
+--error 1243
+deallocate prepare stmt1;
+create table to_be_dropped
+(
+  a int primary key,
+  b char(10)
+);
+prepare stmt2 from ' select a,b from to_be_dropped where a <= 2 ' ;
+drop table to_be_dropped ;
+# deallocate prepared statement where the table was dropped after prepare
+deallocate prepare stmt2;
+
+## parallel use of more than one prepared statement handlers
+# switch between different queries
+prepare stmt1 from ' select a from t1 where a <= 2 ' ;
+prepare stmt2 from ' select b from t1 where a <= 2 ' ;
+execute stmt2 ;
+execute stmt1 ;
+# switch between statement handlers of the same query
+prepare stmt1 from ' select a from t1 where a <= 2 ' ;
+prepare stmt2 from ' select a from t1 where a <= 2 ' ;
+execute stmt2 ;
+execute stmt1 ;
+deallocate prepare stmt1 ;
+# Will the deallocate of stmt1 with the same query affect stmt2 ?
+execute stmt2 ;
+
+--disable_query_log
+select '------ show and misc tests ------' as test_sequence ;
+--enable_query_log
+
+--disable_warnings
+drop table if exists t2;
+--enable_warnings
+create table t2 
+(
+  a int primary key, b char(10)
+);
+
+###### SHOW COMMANDS
+prepare stmt4 from ' show databases ';
+execute stmt4;
+prepare stmt4 from ' show tables from test like ''t2%'' ';
+execute stmt4;
+prepare stmt4 from ' show columns from t2 from test like ''a%'' ';
+execute stmt4;
+create index t2_idx on t2(b);
+prepare stmt4 from ' show index from t2 from test ';
+execute stmt4;
+prepare stmt4 from ' show table status from test like ''t2%'' ';
+# egalize date and time values
+--replace_column 12 # 13 # 14 #
+# Bug#4288 : prepared statement 'show table status ..', wrong output on execute
+execute stmt4;
+# try the same with the big table
+prepare stmt4 from ' show table status from test like ''t_many_col_types%'' ';
+# egalize date and time values
+--replace_column 12 # 13 # 14 #
+# Bug#4288
+execute stmt4;
+prepare stmt4 from ' show status like ''Threads_running'' ';
+execute stmt4;
+prepare stmt4 from ' show variables like ''sql_mode'' ';
+execute stmt4;
+prepare stmt4 from ' show engine bdb logs ';
+# The output depends on the history (actions of the bdb engine).
+# That is the reason why, we switch the output here off.
+#   (The real output will be tested in ps_6bdb.test)
+# --replace_result $MYSQL_TEST_DIR TEST_DIR
+--disable_result_log
+execute stmt4;
+--enable_result_log
+prepare stmt4 from ' show full processlist ';
+--replace_column 1 number
+execute stmt4;
+prepare stmt4 from ' show grants for user ';
+--error 1295
+prepare stmt4 from ' show create table t2 ';
+--error 1295
+prepare stmt4 from ' show master status ';
+--error 1295
+prepare stmt4 from ' show master logs ';
+--error 1295
+prepare stmt4 from ' show slave status ';
+--error 1295
+prepare stmt4 from ' show warnings limit 20 ';
+--error 1295
+prepare stmt4 from ' show errors limit 20 ';
+prepare stmt4 from ' show storage engines ';
+--replace_column 2 YES/NO
+execute stmt4;
+
+###### MISC STUFF
+## get a warning and an error
+# cases derived from client_test.c: test_warnings(), test_errors()
+--disable_warnings
+drop table if exists tx;
+--enable_warnings
+prepare stmt1 from ' drop table if exists tx ' ;
+execute stmt1 ;
+prepare stmt1 from ' drop table tx ' ;
+--error 1051
+execute stmt1 ;
+
+## nonsense like prepare of prepare,execute or deallocate
+--error 1064
+prepare stmt1 from ' prepare stmt2 from '' select 1 ''  ' ;
+--error 1064
+prepare stmt1 from ' execute stmt2 ' ;
+--error 1064
+prepare stmt1 from ' deallocate prepare never_prepared ' ;
+
+## switch the database connection
+--error 1295
+prepare stmt4 from ' use test ' ;
+
+## create/drop database
+--error 1295
+prepare stmt3 from ' create database drop_me ';
+create database drop_me ;
+--error 1295
+prepare stmt3 from ' drop database drop_me ';
+drop database drop_me ;
+
+## grant/revoke + drop user
+--error 1295
+prepare stmt3 from ' grant all on test.t1 to drop_user@localhost
+identified by ''looser'' ';
+grant all on test.t1 to drop_user@localhost
+identified by 'looser' ;
+--error 1295
+prepare stmt3 from ' revoke all privileges on test.t1 from 
+drop_user@localhost ';
+revoke all privileges on test.t1 from drop_user@localhost ;
+--error 1295
+prepare stmt3 from ' drop user drop_user@localhost ';
+drop user drop_user@localhost;
+--error 1141
+
+#### table related commands
+## describe
+prepare stmt3 from ' describe t2 ';
+execute stmt3;
+drop table t2 ;
+--error 1146
+execute stmt3;
+## lock/unlock
+--error 1295
+prepare stmt3 from ' lock tables t1 read ' ;
+--error 1295
+prepare stmt3 from ' unlock tables ' ;
+## Load/Unload table contents
+--error 1295
+prepare stmt1 from ' load data infile ''data.txt''
+into table t1 fields terminated by ''\t'' ';
+prepare stmt1 from ' select * into outfile ''data.txt'' from t1 ';
+execute stmt1 ;
+## 
+--error 1295
+prepare stmt1 from ' optimize table t1 ' ;
+--error 1295
+prepare stmt1 from ' analyze table t1 ' ;
+--error 1295
+prepare stmt1 from ' checksum table t1 ' ;
+--error 1295
+prepare stmt1 from ' repair table t1 ' ;
+--error 1295
+prepare stmt1 from ' restore table t1 from ''data.txt'' ' ;
+## handler
+--error 1295
+prepare stmt1 from ' handler t1 open ';
+
+
+## commit/rollback
+--error 1295
+prepare stmt3 from ' commit ' ;
+--error 1295
+prepare stmt3 from ' rollback ' ;
+
+
+## switch the sql_mode
+prepare stmt4 from ' SET sql_mode=ansi ';
+execute stmt4;
+# check if the sql_mode is now ansi
+select 'a' || 'b' ;
+prepare stmt4 from ' SET sql_mode="" ';
+execute stmt4;
+# check if the sql_mode is not ansi
+select 'a' || 'b' ;
+# Will a switch of the sqlmode affect the execution of already prepared 
+# statements ?
+prepare stmt5 from ' select ''a'' || ''b'' ' ;
+execute stmt5;
+SET sql_mode=ansi;
+execute stmt5;
+SET sql_mode="";
+
+--error 1295
+prepare stmt1 from ' flush local privileges ' ;
+--error 1295
+prepare stmt1 from ' reset query cache ' ;
+--error 1295
+prepare stmt1 from ' KILL 0 ';
+
+## simple explain
+# cases derived from client_test.c: test_explain_bug()
+prepare stmt1 from ' explain select a from t1 order by b ';
+--enable_metadata
+execute stmt1;
+--disable_metadata
+SET @arg00=1 ;
+prepare stmt1 from ' explain select a from t1 where a > ? order by b ';
+--enable_metadata
+execute stmt1 using @arg00;
+--disable_metadata
+
+--disable_query_log
+select '------ create/drop/alter/rename tests ------' as test_sequence ;
+--enable_query_log
+
+--disable_warnings
+drop table if exists t2, t3;
+--enable_warnings
+
+prepare stmt_drop from ' drop table if exists t2 ' ;
+--disable_warnings
+execute stmt_drop;
+--enable_warnings
+
+prepare stmt_create from ' create table t2 (
+                             a int primary key, b char(10)) ';
+execute stmt_create;
+prepare stmt3 from ' create table t3 like t2 ';
+execute stmt3;
+drop table t3;
+
+set @arg00=1;
+prepare stmt3 from ' create table t3 (m int) select ? as m ' ;
+# Bug#4280 server hangs, prepared "create table .. as select ? .."
+execute stmt3 using @arg00;
+select m from t3;
+drop table t3;
+
+--error 1295
+prepare stmt3 from ' create index t2_idx on t2(b) ';
+--error 1295
+prepare stmt3 from ' drop index t2_idx on t2 ' ; 
+--error 1295
+prepare stmt3 from ' alter table t2 drop primary key ';
+--disable_warnings
+drop table if exists new_t2;
+--enable_warnings
+prepare stmt3 from ' rename table t2 to new_t2 ';
+execute stmt3;
+--error 1050
+execute stmt3;
+rename table new_t2 to t2;
+drop table t2;
+
+--disable_query_log
+select '------ big statement tests ------' as test_sequence ;
+--enable_query_log
+# Attention: The limits used are NOT derived from the manual
+#            or other sources.
+
+## many lines ( 50 )
+select 'ABC' as my_const_col from t1 where
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 ;
+prepare stmt1 from ' select ''ABC'' as my_const_col FROM t1 WHERE
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 AND
+1 = 1 ' ;
+execute stmt1 ;
+execute stmt1 ;
+
+## many characters ( about 1400 )
+
+select 'ABC' as my_const_col FROM t1 WHERE
+'1234567890123456789012345678901234567890123456789012345678901234567890'
+= '1234567890123456789012345678901234567890123456789012345678901234567890' AND
+'1234567890123456789012345678901234567890123456789012345678901234567890'
+= '1234567890123456789012345678901234567890123456789012345678901234567890' AND
+'1234567890123456789012345678901234567890123456789012345678901234567890'
+= '1234567890123456789012345678901234567890123456789012345678901234567890' AND
+'1234567890123456789012345678901234567890123456789012345678901234567890'
+= '1234567890123456789012345678901234567890123456789012345678901234567890' AND
+'1234567890123456789012345678901234567890123456789012345678901234567890'
+= '1234567890123456789012345678901234567890123456789012345678901234567890' AND
+'1234567890123456789012345678901234567890123456789012345678901234567890'
+= '1234567890123456789012345678901234567890123456789012345678901234567890' AND
+'1234567890123456789012345678901234567890123456789012345678901234567890'
+= '1234567890123456789012345678901234567890123456789012345678901234567890' AND
+'1234567890123456789012345678901234567890123456789012345678901234567890'
+= '1234567890123456789012345678901234567890123456789012345678901234567890' AND
+'1234567890123456789012345678901234567890123456789012345678901234567890'
+= '1234567890123456789012345678901234567890123456789012345678901234567890' ;
+prepare stmt1 from ' select ''ABC'' as my_const_col FROM t1 WHERE
+''1234567890123456789012345678901234567890123456789012345678901234567890''
+= ''1234567890123456789012345678901234567890123456789012345678901234567890'' AND
+''1234567890123456789012345678901234567890123456789012345678901234567890''
+= ''1234567890123456789012345678901234567890123456789012345678901234567890'' AND
+''1234567890123456789012345678901234567890123456789012345678901234567890''
+= ''1234567890123456789012345678901234567890123456789012345678901234567890'' AND
+''1234567890123456789012345678901234567890123456789012345678901234567890''
+= ''1234567890123456789012345678901234567890123456789012345678901234567890'' AND
+''1234567890123456789012345678901234567890123456789012345678901234567890''
+= ''1234567890123456789012345678901234567890123456789012345678901234567890'' AND
+''1234567890123456789012345678901234567890123456789012345678901234567890''
+= ''1234567890123456789012345678901234567890123456789012345678901234567890'' AND
+''1234567890123456789012345678901234567890123456789012345678901234567890''
+= ''1234567890123456789012345678901234567890123456789012345678901234567890'' AND
+''1234567890123456789012345678901234567890123456789012345678901234567890''
+= ''1234567890123456789012345678901234567890123456789012345678901234567890'' AND
+''1234567890123456789012345678901234567890123456789012345678901234567890''
+= ''1234567890123456789012345678901234567890123456789012345678901234567890'' ';
+execute stmt1 ;
+execute stmt1 ;
+
+
+## many parameters ( 50 )
+set @arg00= 1;
+set @arg01= 1; 
+set @arg02= 1;
+set @arg03= 1; 
+set @arg04= 1;
+set @arg05= 1; 
+set @arg06= 1;
+set @arg07= 1;
+set @arg10= 1;
+set @arg11= 1; 
+set @arg12= 1;
+set @arg13= 1; 
+set @arg14= 1;
+set @arg15= 1; 
+set @arg16= 1;
+set @arg17= 1; 
+set @arg20= 1;
+set @arg21= 1; 
+set @arg22= 1;
+set @arg23= 1; 
+set @arg24= 1;
+set @arg25= 1; 
+set @arg26= 1;
+set @arg27= 1; 
+set @arg30= 1;
+set @arg31= 1; 
+set @arg32= 1;
+set @arg33= 1; 
+set @arg34= 1;
+set @arg35= 1; 
+set @arg36= 1;
+set @arg37= 1; 
+set @arg40= 1;
+set @arg41= 1; 
+set @arg42= 1;
+set @arg43= 1; 
+set @arg44= 1;
+set @arg45= 1; 
+set @arg46= 1;
+set @arg47= 1; 
+set @arg50= 1;
+set @arg51= 1; 
+set @arg52= 1;
+set @arg53= 1; 
+set @arg54= 1;
+set @arg55= 1; 
+set @arg56= 1;
+set @arg57= 1; 
+set @arg60= 1;
+set @arg61= 1;
+
+select 'ABC' as my_const_col FROM t1 WHERE
+@arg00=@arg00 and @arg00=@arg00 and @arg00=@arg00 and @arg00=@arg00 and
+@arg00=@arg00 and @arg00=@arg00 and @arg00=@arg00 and @arg00=@arg00 and
+@arg00=@arg00 and @arg00=@arg00 and @arg00=@arg00 and @arg00=@arg00 and
+@arg00=@arg00 and @arg00=@arg00 and @arg00=@arg00 and @arg00=@arg00 and
+@arg00=@arg00 and @arg00=@arg00 and @arg00=@arg00 and @arg00=@arg00 and
+@arg00=@arg00 and @arg00=@arg00 and @arg00=@arg00 and @arg00=@arg00 and
+@arg00=@arg00 ;
+prepare stmt1 from ' select ''ABC'' as my_const_col FROM t1 WHERE
+ ? = ?  and  ? = ?  and  ? = ?  and  ? = ?  and
+ ? = ?  and  ? = ?  and  ? = ?  and  ? = ?  and
+ ? = ?  and  ? = ?  and  ? = ?  and  ? = ?  and
+ ? = ?  and  ? = ?  and  ? = ?  and  ? = ?  and
+ ? = ?  and  ? = ?  and  ? = ?  and  ? = ?  and
+ ? = ?  and  ? = ?  and  ? = ?  and  ? = ?  and
+ ? = ?  ' ;
+execute stmt1 using 
+@arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, 
+@arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00,
+@arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, 
+@arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, 
+@arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, 
+@arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, 
+@arg00, @arg00;
+execute stmt1 using 
+@arg00, @arg01, @arg02, @arg03, @arg04, @arg05, @arg06, @arg07, 
+@arg10, @arg11, @arg12, @arg13, @arg14, @arg15, @arg16, @arg17,
+@arg20, @arg21, @arg22, @arg23, @arg24, @arg25, @arg26, @arg27, 
+@arg30, @arg31, @arg32, @arg33, @arg34, @arg35, @arg36, @arg37, 
+@arg40, @arg41, @arg42, @arg43, @arg44, @arg45, @arg46, @arg47, 
+@arg50, @arg51, @arg52, @arg53, @arg54, @arg55, @arg56, @arg57, 
+@arg60, @arg61 ;
+
+drop table t1 ;
diff --git a/mysql-test/t/ps_2myisam.test b/mysql-test/t/ps_2myisam.test
new file mode 100644
index 00000000000..3bb8b01cf87
--- /dev/null
+++ b/mysql-test/t/ps_2myisam.test
@@ -0,0 +1,17 @@
+###############################################
+#                                             #
+#  Prepared Statements test on MYISAM tables  #
+#                                             #
+###############################################
+
+use test;
+
+let $type= 'MYISAM' ;
+-- source include/ps_create.inc
+-- source include/ps_renew.inc
+
+-- source include/ps_query.inc
+-- source include/ps_modify.inc
+-- source include/ps_modify1.inc
+
+drop table t1, t_many_col_types;
diff --git a/mysql-test/t/ps_3innodb.test b/mysql-test/t/ps_3innodb.test
new file mode 100644
index 00000000000..71acf3b76f1
--- /dev/null
+++ b/mysql-test/t/ps_3innodb.test
@@ -0,0 +1,17 @@
+###############################################
+#                                             #
+#  Prepared Statements test on InnoDB tables  #
+#                                             #
+###############################################
+
+use test;
+
+let $type= 'InnoDB' ;
+-- source include/ps_create.inc
+-- source include/ps_renew.inc
+
+-- source include/ps_query.inc
+-- source include/ps_modify.inc
+-- source include/ps_modify1.inc
+
+drop table t1, t_many_col_types;
diff --git a/mysql-test/t/ps_4heap.test b/mysql-test/t/ps_4heap.test
new file mode 100644
index 00000000000..8aa715b095e
--- /dev/null
+++ b/mysql-test/t/ps_4heap.test
@@ -0,0 +1,43 @@
+###############################################
+#                                             #
+#   Prepared Statements test on HEAP tables   #
+#                                             #
+###############################################
+
+use test;
+
+let $type= 'HEAP' ;
+--disable_warnings
+drop table if exists t1, t_many_col_types ;
+--enable_warnings
+eval create table t1
+(
+  a int, b varchar(30),
+  primary key(a)
+) engine = $type ;
+
+--disable_warnings
+drop table if exists t_many_col_types;
+--enable_warnings
+# The used table type doesn't support BLOB/TEXT columns (error 1163)
+# So we use char(100) instead.
+eval create table t_many_col_types 
+(
+  c1  tinyint, c2  smallint, c3  mediumint, c4  int,
+  c5  integer, c6  bigint, c7  float, c8  double,
+  c9  double precision, c10 real, c11 decimal(7, 4), c12 numeric(8, 4),
+  c13 date, c14 datetime, c15 timestamp(14), c16 time,
+  c17 year, c18 bit, c19 bool, c20 char,
+  c21 char(10), c22 varchar(30), c23 char(100), c24 char(100),
+  c25 char(100), c26 char(100), c27 char(100), c28 char(100),
+  c29 char(100), c30 char(100), c31 enum('one', 'two', 'three'),
+  c32 set('monday', 'tuesday', 'wednesday'),
+  primary key(c1)
+) engine = $type ;
+-- source include/ps_renew.inc
+
+-- source include/ps_query.inc
+-- source include/ps_modify.inc
+-- source include/ps_modify1.inc
+
+drop table t1, t_many_col_types;
diff --git a/mysql-test/t/ps_5merge.test b/mysql-test/t/ps_5merge.test
new file mode 100644
index 00000000000..ee4beea78c4
--- /dev/null
+++ b/mysql-test/t/ps_5merge.test
@@ -0,0 +1,78 @@
+###############################################
+#                                             #
+#  Prepared Statements test on MERGE tables   #
+#                                             #
+###############################################
+
+use test;
+
+--disable_warnings
+drop table if exists t1, t1_1, t1_2,
+     t_many_col_types, t_many_col_types_1, t_many_col_types_2;
+--enable_warnings
+let $type= 'MYISAM' ;
+-- source include/ps_create.inc
+rename table t1 to t1_1, t_many_col_types to t_many_col_types_1 ;
+-- source include/ps_create.inc
+rename table t1 to t1_2, t_many_col_types to t_many_col_types_2 ;
+
+create table t1
+(
+  a int, b varchar(30),
+  primary key(a)
+) ENGINE = MERGE UNION=(t1_1,t1_2)
+INSERT_METHOD=FIRST;
+create table t_many_col_types
+(
+  c1  tinyint, c2  smallint, c3  mediumint, c4  int,
+  c5  integer, c6  bigint, c7  float, c8  double,
+  c9  double precision, c10 real, c11 decimal(7, 4), c12 numeric(8, 4),
+  c13 date, c14 datetime, c15 timestamp(14), c16 time,
+  c17 year, c18 bit, c19 bool, c20 char,
+  c21 char(10), c22 varchar(30), c23 tinyblob, c24 tinytext,
+  c25 blob, c26 text, c27 mediumblob, c28 mediumtext,
+  c29 longblob, c30 longtext, c31 enum('one', 'two', 'three'),
+  c32 set('monday', 'tuesday', 'wednesday'),
+  primary key(c1)
+)  ENGINE = MERGE UNION=(t_many_col_types_1,t_many_col_types_2)
+INSERT_METHOD=FIRST;
+-- source include/ps_renew.inc
+
+-- source include/ps_query.inc
+-- source include/ps_modify.inc
+# no test of ps_modify1, because insert .. select 
+# is not allowed on MERGE tables
+# -- source include/ps_modify1.inc
+
+# Lets's try the same tests with INSERT_METHOD=LAST
+drop table t1, t_many_col_types ;
+create table t1
+(
+  a int, b varchar(30),
+  primary key(a)
+) ENGINE = MERGE UNION=(t1_1,t1_2)
+INSERT_METHOD=LAST;
+create table t_many_col_types
+(
+  c1  tinyint, c2  smallint, c3  mediumint, c4  int,
+  c5  integer, c6  bigint, c7  float, c8  double,
+  c9  double precision, c10 real, c11 decimal(7, 4), c12 numeric(8, 4),
+  c13 date, c14 datetime, c15 timestamp(14), c16 time,
+  c17 year, c18 bit, c19 bool, c20 char,
+  c21 char(10), c22 varchar(30), c23 tinyblob, c24 tinytext,
+  c25 blob, c26 text, c27 mediumblob, c28 mediumtext,
+  c29 longblob, c30 longtext, c31 enum('one', 'two', 'three'),
+  c32 set('monday', 'tuesday', 'wednesday'),
+  primary key(c1)
+)  ENGINE = MERGE UNION=(t_many_col_types_1,t_many_col_types_2)
+INSERT_METHOD=LAST;
+-- source include/ps_renew.inc
+
+-- source include/ps_query.inc
+-- source include/ps_modify.inc
+# no test of ps_modify1, because insert .. select
+# is not allowed on MERGE tables
+# -- source include/ps_modify1.inc
+
+drop table t1, t1_1, t1_2, 
+           t_many_col_types_1, t_many_col_types_2, t_many_col_types;
diff --git a/mysql-test/t/ps_6bdb.test b/mysql-test/t/ps_6bdb.test
new file mode 100644
index 00000000000..dde6a05268e
--- /dev/null
+++ b/mysql-test/t/ps_6bdb.test
@@ -0,0 +1,18 @@
+###############################################
+#                                             #
+#   Prepared Statements test on BDB tables    #
+#                                             #
+###############################################
+
+use test;
+
+-- source include/have_bdb.inc
+let $type= 'BDB' ;
+-- source include/ps_create.inc
+-- source include/ps_renew.inc
+
+-- source include/ps_query.inc
+-- source include/ps_modify.inc
+-- source include/ps_modify1.inc
+
+drop table t1, t_many_col_types;