Auto-merge from mysql-5.1.

17 files changed, 539 insertions, 99 deletions

diff --git a/include/mysql.h b/include/mysql.h
index d114afb6c93..68cce3196a0 100644
--- a/include/mysql.h
+++ b/include/mysql.h
@@ -557,6 +557,16 @@ unsigned long STDCALL mysql_real_escape_string(MYSQL *mysql,
 					       char *to,const char *from,
 					       unsigned long length);
 void		STDCALL mysql_debug(const char *debug);
+char *		STDCALL mysql_odbc_escape_string(MYSQL *mysql,
+						 char *to,
+						 unsigned long to_length,
+						 const char *from,
+						 unsigned long from_length,
+						 void *param,
+						 char *
+						 (*extend_buffer)
+						 (void *, char *to,
+						  unsigned long *length));
 void 		STDCALL myodbc_remove_escape(MYSQL *mysql,char *name);
 unsigned int	STDCALL mysql_thread_safe(void);
 my_bool		STDCALL mysql_embedded(void);
diff --git a/include/mysql.h.pp b/include/mysql.h.pp
index 633cde41130..bd4c79916dd 100644
--- a/include/mysql.h.pp
+++ b/include/mysql.h.pp
@@ -518,6 +518,16 @@ unsigned long mysql_real_escape_string(MYSQL *mysql,
             char *to,const char *from,
             unsigned long length);
 void mysql_debug(const char *debug);
+char * mysql_odbc_escape_string(MYSQL *mysql,
+       char *to,
+       unsigned long to_length,
+       const char *from,
+       unsigned long from_length,
+       void *param,
+       char *
+       (*extend_buffer)
+       (void *, char *to,
+        unsigned long *length));
 void myodbc_remove_escape(MYSQL *mysql,char *name);
 unsigned int mysql_thread_safe(void);
 my_bool mysql_embedded(void);
diff --git a/libmysql/libmysql.c b/libmysql/libmysql.c
index 1264f2765ba..7d717ee084d 100644
--- a/libmysql/libmysql.c
+++ b/libmysql/libmysql.c
@@ -1629,6 +1629,18 @@ mysql_real_escape_string(MYSQL *mysql, char *to,const char *from,
   return (uint) escape_string_for_mysql(mysql->charset, to, 0, from, length);
 }
 
+
+char * STDCALL
+mysql_odbc_escape_string(MYSQL *mysql,
+			 char *to, ulong to_length,
+			 const char *from, ulong from_length,
+			 void *param,
+			 char * (*extend_buffer)
+			 (void *, char *, ulong *))
+{
+  return NULL;
+}
+
 void STDCALL
 myodbc_remove_escape(MYSQL *mysql,char *name)
 {
diff --git a/libmysql/libmysql.def b/libmysql/libmysql.def
index 81f86dc8726..8c6b71d9553 100644
--- a/libmysql/libmysql.def
+++ b/libmysql/libmysql.def
@@ -78,6 +78,7 @@ EXPORTS
 	mysql_next_result
 	mysql_num_fields
 	mysql_num_rows
+	mysql_odbc_escape_string
 	mysql_options
 	mysql_stmt_param_count
 	mysql_stmt_param_metadata
diff --git a/libmysqld/libmysqld.def b/libmysqld/libmysqld.def
index 047cfe0fe57..e0f02003963 100644
--- a/libmysqld/libmysqld.def
+++ b/libmysqld/libmysqld.def
@@ -50,6 +50,7 @@ EXPORTS
 	mysql_next_result
 	mysql_num_fields
 	mysql_num_rows
+	mysql_odbc_escape_string
 	mysql_options
 	mysql_ping
 	mysql_query
diff --git a/mysql-test/extra/rpl_tests/rpl_loaddata.test b/mysql-test/extra/rpl_tests/rpl_loaddata.test
index 26916642cae..7db12600456 100644
--- a/mysql-test/extra/rpl_tests/rpl_loaddata.test
+++ b/mysql-test/extra/rpl_tests/rpl_loaddata.test
@@ -158,4 +158,65 @@ LOAD DATA INFILE "../../std_data/words.dat" INTO TABLE t1;
 
 DROP TABLE IF EXISTS t1;
 
+# BUG#48297: Schema name is ignored when LOAD DATA is written into binlog,
+# replication aborts
+-- source include/master-slave-reset.inc
+
+-- let $db1= b48297_db1
+-- let $db2= b42897_db2
+
+-- connection master
+
+-- disable_warnings
+-- eval drop database if exists $db1
+-- eval drop database if exists $db2
+-- enable_warnings
+
+-- eval create database $db1
+-- eval create database $db2
+
+-- eval use $db1
+-- eval CREATE TABLE t1 (c1 VARCHAR(256)) engine=$engine_type;
+
+-- eval use $db2
+
+-- echo ### assertion: works with cross-referenced database
+-- replace_result $MYSQLTEST_VARDIR MYSQLTEST_VARDIR
+-- eval LOAD DATA LOCAL INFILE '$MYSQLTEST_VARDIR/std_data/loaddata5.dat' INTO TABLE $db1.t1
+
+-- eval use $db1
+-- replace_result $MYSQLTEST_VARDIR MYSQLTEST_VARDIR
+-- echo ### assertion: works with fully qualified name on current database
+-- replace_result $MYSQLTEST_VARDIR MYSQLTEST_VARDIR
+-- eval LOAD DATA LOCAL INFILE '$MYSQLTEST_VARDIR/std_data/loaddata5.dat' INTO TABLE $db1.t1
+
+-- echo ### assertion: works without fully qualified name on current database
+-- replace_result $MYSQLTEST_VARDIR MYSQLTEST_VARDIR
+-- eval LOAD DATA LOCAL INFILE '$MYSQLTEST_VARDIR/std_data/loaddata5.dat' INTO TABLE t1
+
+-- echo ### create connection without default database
+-- echo ### connect (conn2,localhost,root,,*NO-ONE*);
+connect (conn2,localhost,root,,*NO-ONE*);
+-- connection conn2
+-- echo ### assertion: works without stating the default database
+-- replace_result $MYSQLTEST_VARDIR MYSQLTEST_VARDIR
+-- eval LOAD DATA LOCAL INFILE '$MYSQLTEST_VARDIR/std_data/loaddata5.dat' INTO TABLE $db1.t1
+-- echo ### disconnect and switch back to master connection
+-- disconnect conn2
+-- connection master
+
+-- sync_slave_with_master
+-- eval use $db1
+
+let $diff_table_1=master:$db1.t1;
+let $diff_table_2=slave:$db1.t1;
+source include/diff_tables.inc;
+
+-- connection master
+
+-- eval DROP DATABASE $db1
+-- eval DROP DATABASE $db2
+
+-- sync_slave_with_master
+
 # End of 4.1 tests
diff --git a/mysql-test/r/range.result b/mysql-test/r/range.result
index 0d44e79b39a..2306f8b501e 100644
--- a/mysql-test/r/range.result
+++ b/mysql-test/r/range.result
@@ -1406,4 +1406,201 @@ INSERT INTO t1 VALUES (1), (NULL);
 SELECT * FROM t1 WHERE a <> NULL and (a <> NULL or a <= NULL);
 a
 DROP TABLE t1;
+#
+# Bug#47925: regression of range optimizer and date comparison in 5.1.39!
+#
+CREATE TABLE t1 ( a DATE,     KEY ( a ) );
+CREATE TABLE t2 ( a DATETIME, KEY ( a ) );
+# Make optimizer choose range scan
+INSERT INTO t1 VALUES ('2009-09-22'), ('2009-09-22'), ('2009-09-22');
+INSERT INTO t1 VALUES ('2009-09-23'), ('2009-09-23'), ('2009-09-23');
+INSERT INTO t2 VALUES ('2009-09-22 12:00:00'), ('2009-09-22 12:00:00'),
+('2009-09-22 12:00:00');
+INSERT INTO t2 VALUES ('2009-09-23 12:00:00'), ('2009-09-23 12:00:00'),
+('2009-09-23 12:00:00');
+# DATE vs DATE
+EXPLAIN
+SELECT * FROM t1 WHERE a >= '2009/09/23';
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+X	X	X	range	a	a	X	X	X	X
+SELECT * FROM t1 WHERE a >= '2009/09/23';
+a
+2009-09-23
+2009-09-23
+2009-09-23
+SELECT * FROM t1 WHERE a >= '20090923';
+a
+2009-09-23
+2009-09-23
+2009-09-23
+SELECT * FROM t1 WHERE a >=  20090923;
+a
+2009-09-23
+2009-09-23
+2009-09-23
+SELECT * FROM t1 WHERE a >= '2009-9-23';
+a
+2009-09-23
+2009-09-23
+2009-09-23
+SELECT * FROM t1 WHERE a >= '2009.09.23';
+a
+2009-09-23
+2009-09-23
+2009-09-23
+SELECT * FROM t1 WHERE a >= '2009:09:23';
+a
+2009-09-23
+2009-09-23
+2009-09-23
+# DATE vs DATETIME
+EXPLAIN
+SELECT * FROM t2 WHERE a >= '2009/09/23';
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+X	X	X	range	a	a	X	X	X	X
+SELECT * FROM t2 WHERE a >= '2009/09/23';
+a
+2009-09-23 12:00:00
+2009-09-23 12:00:00
+2009-09-23 12:00:00
+SELECT * FROM t2 WHERE a >= '2009/09/23';
+a
+2009-09-23 12:00:00
+2009-09-23 12:00:00
+2009-09-23 12:00:00
+SELECT * FROM t2 WHERE a >= '20090923';
+a
+2009-09-23 12:00:00
+2009-09-23 12:00:00
+2009-09-23 12:00:00
+SELECT * FROM t2 WHERE a >=  20090923;
+a
+2009-09-23 12:00:00
+2009-09-23 12:00:00
+2009-09-23 12:00:00
+SELECT * FROM t2 WHERE a >= '2009-9-23';
+a
+2009-09-23 12:00:00
+2009-09-23 12:00:00
+2009-09-23 12:00:00
+SELECT * FROM t2 WHERE a >= '2009.09.23';
+a
+2009-09-23 12:00:00
+2009-09-23 12:00:00
+2009-09-23 12:00:00
+SELECT * FROM t2 WHERE a >= '2009:09:23';
+a
+2009-09-23 12:00:00
+2009-09-23 12:00:00
+2009-09-23 12:00:00
+# DATETIME vs DATETIME
+EXPLAIN
+SELECT * FROM t2 WHERE a >= '2009/09/23 12:00:00';
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+X	X	X	range	a	a	X	X	X	X
+SELECT * FROM t2 WHERE a >= '2009/09/23 12:00:00';
+a
+2009-09-23 12:00:00
+2009-09-23 12:00:00
+2009-09-23 12:00:00
+SELECT * FROM t2 WHERE a >= '20090923120000';
+a
+2009-09-23 12:00:00
+2009-09-23 12:00:00
+2009-09-23 12:00:00
+SELECT * FROM t2 WHERE a >=  20090923120000;
+a
+2009-09-23 12:00:00
+2009-09-23 12:00:00
+2009-09-23 12:00:00
+SELECT * FROM t2 WHERE a >= '2009-9-23 12:00:00';
+a
+2009-09-23 12:00:00
+2009-09-23 12:00:00
+2009-09-23 12:00:00
+SELECT * FROM t2 WHERE a >= '2009.09.23 12:00:00';
+a
+2009-09-23 12:00:00
+2009-09-23 12:00:00
+2009-09-23 12:00:00
+SELECT * FROM t2 WHERE a >= '2009:09:23 12:00:00';
+a
+2009-09-23 12:00:00
+2009-09-23 12:00:00
+2009-09-23 12:00:00
+# DATETIME vs DATE
+EXPLAIN
+SELECT * FROM t1 WHERE a >= '2009/09/23 00:00:00';
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+X	X	X	range	a	a	X	X	X	X
+SELECT * FROM t1 WHERE a >= '2009/09/23 00:00:00';
+a
+2009-09-23
+2009-09-23
+2009-09-23
+SELECT * FROM t1 WHERE a >= '2009/09/23 00:00:00';
+a
+2009-09-23
+2009-09-23
+2009-09-23
+SELECT * FROM t1 WHERE a >= '20090923000000';
+a
+2009-09-23
+2009-09-23
+2009-09-23
+SELECT * FROM t1 WHERE a >=  20090923000000;
+a
+2009-09-23
+2009-09-23
+2009-09-23
+SELECT * FROM t1 WHERE a >= '2009-9-23 00:00:00';
+a
+2009-09-23
+2009-09-23
+2009-09-23
+SELECT * FROM t1 WHERE a >= '2009.09.23 00:00:00';
+a
+2009-09-23
+2009-09-23
+2009-09-23
+SELECT * FROM t1 WHERE a >= '2009:09:23 00:00:00';
+a
+2009-09-23
+2009-09-23
+2009-09-23
+# Test of the new get_date_from_str implementation
+# Behavior differs slightly between the trunk and mysql-pe.
+# The former may give errors for the truncated values, while the latter
+# gives warnings. The purpose of this test is not to interfere, and only
+# preserve existing behavior.
+SELECT str_to_date('2007-10-00', '%Y-%m-%d') >= '' AND 
+str_to_date('2007-10-00', '%Y-%m-%d') <= '2007/10/20';
+str_to_date('2007-10-00', '%Y-%m-%d') >= '' AND 
+str_to_date('2007-10-00', '%Y-%m-%d') <= '2007/10/20'
+1
+Warnings:
+Warning	1292	Truncated incorrect date value: ''
+SELECT str_to_date('2007-20-00', '%Y-%m-%d') >= '2007/10/20' AND 
+str_to_date('2007-20-00', '%Y-%m-%d') <= '';
+str_to_date('2007-20-00', '%Y-%m-%d') >= '2007/10/20' AND 
+str_to_date('2007-20-00', '%Y-%m-%d') <= ''
+NULL
+Warnings:
+Warning	1292	Truncated incorrect date value: ''
+Error	1411	Incorrect datetime value: '2007-20-00' for function str_to_date
+Error	1411	Incorrect datetime value: '2007-20-00' for function str_to_date
+SELECT str_to_date('2007-10-00', '%Y-%m-%d') BETWEEN '' AND '2007/10/20';
+str_to_date('2007-10-00', '%Y-%m-%d') BETWEEN '' AND '2007/10/20'
+1
+Warnings:
+Warning	1292	Truncated incorrect datetime value: ''
+SELECT str_to_date('2007-20-00', '%Y-%m-%d') BETWEEN '2007/10/20' AND '';
+str_to_date('2007-20-00', '%Y-%m-%d') BETWEEN '2007/10/20' AND ''
+NULL
+Warnings:
+Error	1411	Incorrect datetime value: '2007-20-00' for function str_to_date
+SELECT str_to_date('', '%Y-%m-%d');
+str_to_date('', '%Y-%m-%d')
+0000-00-00
+DROP TABLE t1, t2;
 End of 5.1 tests
diff --git a/mysql-test/suite/rpl/r/rpl_loaddata.result b/mysql-test/suite/rpl/r/rpl_loaddata.result
index 0653936f0ec..ca9c14691b0 100644
--- a/mysql-test/suite/rpl/r/rpl_loaddata.result
+++ b/mysql-test/suite/rpl/r/rpl_loaddata.result
@@ -86,3 +86,32 @@ CREATE TABLE t1 (word CHAR(20) NOT NULL PRIMARY KEY) ENGINE=INNODB;
 LOAD DATA INFILE "../../std_data/words.dat" INTO TABLE t1;
 ERROR 23000: Duplicate entry 'Aarhus' for key 'PRIMARY'
 DROP TABLE IF EXISTS t1;
+stop slave;
+drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t9;
+reset master;
+reset slave;
+drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t9;
+start slave;
+drop database if exists b48297_db1;
+drop database if exists b42897_db2;
+create database b48297_db1;
+create database b42897_db2;
+use b48297_db1;
+CREATE TABLE t1 (c1 VARCHAR(256)) engine=MyISAM;;
+use b42897_db2;
+### assertion: works with cross-referenced database
+LOAD DATA LOCAL INFILE 'MYSQLTEST_VARDIR/std_data/loaddata5.dat' INTO TABLE b48297_db1.t1;
+use b48297_db1;
+### assertion: works with fully qualified name on current database
+LOAD DATA LOCAL INFILE 'MYSQLTEST_VARDIR/std_data/loaddata5.dat' INTO TABLE b48297_db1.t1;
+### assertion: works without fully qualified name on current database
+LOAD DATA LOCAL INFILE 'MYSQLTEST_VARDIR/std_data/loaddata5.dat' INTO TABLE t1;
+### create connection without default database
+### connect (conn2,localhost,root,,*NO-ONE*);
+### assertion: works without stating the default database
+LOAD DATA LOCAL INFILE 'MYSQLTEST_VARDIR/std_data/loaddata5.dat' INTO TABLE b48297_db1.t1;
+### disconnect and switch back to master connection
+use b48297_db1;
+Comparing tables master:b48297_db1.t1 and slave:b48297_db1.t1
+DROP DATABASE b48297_db1;
+DROP DATABASE b42897_db2;
diff --git a/mysql-test/t/range.test b/mysql-test/t/range.test
index f0fa99f3d95..3a845471cd0 100644
--- a/mysql-test/t/range.test
+++ b/mysql-test/t/range.test
@@ -1181,4 +1181,83 @@ INSERT INTO t1 VALUES (1), (NULL);
 SELECT * FROM t1 WHERE a <> NULL and (a <> NULL or a <= NULL);
 DROP TABLE t1;
 
+--echo #
+--echo # Bug#47925: regression of range optimizer and date comparison in 5.1.39!
+--echo #
+CREATE TABLE t1 ( a DATE,     KEY ( a ) );
+CREATE TABLE t2 ( a DATETIME, KEY ( a ) );
+
+--echo # Make optimizer choose range scan
+INSERT INTO t1 VALUES ('2009-09-22'), ('2009-09-22'), ('2009-09-22');
+INSERT INTO t1 VALUES ('2009-09-23'), ('2009-09-23'), ('2009-09-23');
+
+INSERT INTO t2 VALUES ('2009-09-22 12:00:00'), ('2009-09-22 12:00:00'),
+                      ('2009-09-22 12:00:00');
+INSERT INTO t2 VALUES ('2009-09-23 12:00:00'), ('2009-09-23 12:00:00'),
+                      ('2009-09-23 12:00:00');
+
+--echo # DATE vs DATE
+--replace_column 1 X 2 X 3 X 7 X 8 X 9 X 10 X
+EXPLAIN
+SELECT * FROM t1 WHERE a >= '2009/09/23';
+SELECT * FROM t1 WHERE a >= '2009/09/23';
+SELECT * FROM t1 WHERE a >= '20090923';
+SELECT * FROM t1 WHERE a >=  20090923;
+SELECT * FROM t1 WHERE a >= '2009-9-23';
+SELECT * FROM t1 WHERE a >= '2009.09.23';
+SELECT * FROM t1 WHERE a >= '2009:09:23';
+
+--echo # DATE vs DATETIME
+--replace_column 1 X 2 X 3 X 7 X 8 X 9 X 10 X
+EXPLAIN
+SELECT * FROM t2 WHERE a >= '2009/09/23';
+SELECT * FROM t2 WHERE a >= '2009/09/23';
+SELECT * FROM t2 WHERE a >= '2009/09/23';
+SELECT * FROM t2 WHERE a >= '20090923';
+SELECT * FROM t2 WHERE a >=  20090923;
+SELECT * FROM t2 WHERE a >= '2009-9-23';
+SELECT * FROM t2 WHERE a >= '2009.09.23';
+SELECT * FROM t2 WHERE a >= '2009:09:23';
+
+--echo # DATETIME vs DATETIME
+--replace_column 1 X 2 X 3 X 7 X 8 X 9 X 10 X
+EXPLAIN
+SELECT * FROM t2 WHERE a >= '2009/09/23 12:00:00';
+SELECT * FROM t2 WHERE a >= '2009/09/23 12:00:00';
+SELECT * FROM t2 WHERE a >= '20090923120000';
+SELECT * FROM t2 WHERE a >=  20090923120000;
+SELECT * FROM t2 WHERE a >= '2009-9-23 12:00:00';
+SELECT * FROM t2 WHERE a >= '2009.09.23 12:00:00';
+SELECT * FROM t2 WHERE a >= '2009:09:23 12:00:00';
+
+--echo # DATETIME vs DATE
+--replace_column 1 X 2 X 3 X 7 X 8 X 9 X 10 X
+EXPLAIN
+SELECT * FROM t1 WHERE a >= '2009/09/23 00:00:00';
+SELECT * FROM t1 WHERE a >= '2009/09/23 00:00:00';
+SELECT * FROM t1 WHERE a >= '2009/09/23 00:00:00';
+SELECT * FROM t1 WHERE a >= '20090923000000';
+SELECT * FROM t1 WHERE a >=  20090923000000;
+SELECT * FROM t1 WHERE a >= '2009-9-23 00:00:00';
+SELECT * FROM t1 WHERE a >= '2009.09.23 00:00:00';
+SELECT * FROM t1 WHERE a >= '2009:09:23 00:00:00';
+
+--echo # Test of the new get_date_from_str implementation
+--echo # Behavior differs slightly between the trunk and mysql-pe.
+--echo # The former may give errors for the truncated values, while the latter
+--echo # gives warnings. The purpose of this test is not to interfere, and only
+--echo # preserve existing behavior.
+SELECT str_to_date('2007-10-00', '%Y-%m-%d') >= '' AND 
+       str_to_date('2007-10-00', '%Y-%m-%d') <= '2007/10/20';
+
+SELECT str_to_date('2007-20-00', '%Y-%m-%d') >= '2007/10/20' AND 
+       str_to_date('2007-20-00', '%Y-%m-%d') <= '';
+
+SELECT str_to_date('2007-10-00', '%Y-%m-%d') BETWEEN '' AND '2007/10/20';
+SELECT str_to_date('2007-20-00', '%Y-%m-%d') BETWEEN '2007/10/20' AND '';
+
+SELECT str_to_date('', '%Y-%m-%d');
+
+DROP TABLE t1, t2;
+
 --echo End of 5.1 tests
diff --git a/sql/item.cc b/sql/item.cc
index f637f9ffaea..5bace670e9b 100644
--- a/sql/item.cc
+++ b/sql/item.cc
@@ -6866,72 +6866,61 @@ void resolve_const_item(THD *thd, Item **ref, Item *comp_item)
 }
 
 /**
-  Compare the value stored in field, with the original item.
+  Compare the value stored in field with the expression from the query.
 
-  @param field   field which the item is converted and stored in
-  @param item    original item
+  @param field   Field which the Item is stored in after conversion
+  @param item    Original expression from query
 
-  @return Return an integer greater than, equal to, or less than 0 if
-          the value stored in the field is greater than,  equal to,
-          or less than the original item
+  @return Returns an integer greater than, equal to, or less than 0 if
+          the value stored in the field is greater than, equal to,
+          or less than the original Item. A 0 may also be returned if 
+          out of memory.          
 
   @note We only use this on the range optimizer/partition pruning,
         because in some cases we can't store the value in the field
         without some precision/character loss.
 */
 
-int stored_field_cmp_to_item(Field *field, Item *item)
+int stored_field_cmp_to_item(THD *thd, Field *field, Item *item)
 {
-
   Item_result res_type=item_cmp_type(field->result_type(),
 				     item->result_type());
   if (res_type == STRING_RESULT)
   {
     char item_buff[MAX_FIELD_WIDTH];
     char field_buff[MAX_FIELD_WIDTH];
-    String item_tmp(item_buff,sizeof(item_buff),&my_charset_bin),*item_result;
+    
+    String item_tmp(item_buff,sizeof(item_buff),&my_charset_bin);
     String field_tmp(field_buff,sizeof(field_buff),&my_charset_bin);
-    enum_field_types field_type;
-    item_result=item->val_str(&item_tmp);
+    String *item_result= item->val_str(&item_tmp);
+    /*
+      Some implementations of Item::val_str(String*) actually modify
+      the field Item::null_value, hence we can't check it earlier.
+    */
     if (item->null_value)
       return 0;
-    field->val_str(&field_tmp);
+    String *field_result= field->val_str(&field_tmp);
 
-    /*
-      If comparing DATE with DATETIME, append the time-part to the DATE.
-      So that the strings are equally formatted.
-      A DATE converted to string is 10 (MAX_DATE_WIDTH) characters, 
-      and a DATETIME converted to string is 19 (MAX_DATETIME_WIDTH) characters.
-    */
-    field_type= field->type();
-    uint32 item_length= item_result->length();
-    if (field_type == MYSQL_TYPE_DATE &&
-        item_length == MAX_DATETIME_WIDTH)
-      field_tmp.append(" 00:00:00");
-    else if (field_type == MYSQL_TYPE_DATETIME)
+    enum_field_types field_type= field->type();
+
+    if (field_type == MYSQL_TYPE_DATE || field_type == MYSQL_TYPE_DATETIME)
     {
-      if (item_length == MAX_DATE_WIDTH)
-        item_result->append(" 00:00:00");
-      else if (item_length > MAX_DATETIME_WIDTH)
-      {
-        /*
-          We don't store microsecond part of DATETIME in field
-          but item_result contains it. As we compare DATETIMEs as strings
-          we must trim trailing 0's in item_result's microsecond part
-          to ensure "YYYY-MM-DD HH:MM:SS" == "YYYY-MM-DD HH:MM:SS.0000"
-        */
-        char *end= (char *) item_result->ptr() + item_length - 1;
-        /* Trim trailing 0's */
-        while (*end == '0')
-          end--;
-        /* Trim '.' if no microseconds */
-        if (*end == '.')
-          end--;
-        DBUG_ASSERT(end - item_result->ptr() + 1 >= MAX_DATETIME_WIDTH);
-        item_result->length(end - item_result->ptr() + 1);
-      }
+      enum_mysql_timestamp_type type= MYSQL_TIMESTAMP_ERROR;
+
+      if (field_type == MYSQL_TYPE_DATE)
+        type= MYSQL_TIMESTAMP_DATE;
+
+      if (field_type == MYSQL_TYPE_DATETIME)
+        type= MYSQL_TIMESTAMP_DATETIME;
+        
+      const char *field_name= field->field_name;
+      MYSQL_TIME field_time, item_time;
+      get_mysql_time_from_str(thd, field_result, type, field_name, &field_time);
+      get_mysql_time_from_str(thd, item_result, type, field_name,  &item_time);
+
+      return my_time_compare(&field_time, &item_time);
     }
-    return stringcmp(&field_tmp,item_result);
+    return stringcmp(field_result, item_result);
   }
   if (res_type == INT_RESULT)
     return 0;					// Both are of type int
diff --git a/sql/item.h b/sql/item.h
index a2cff3ab3a9..405588917ee 100644
--- a/sql/item.h
+++ b/sql/item.h
@@ -3125,4 +3125,4 @@ void mark_select_range_as_dependent(THD *thd,
 extern Cached_item *new_Cached_item(THD *thd, Item *item);
 extern Item_result item_cmp_type(Item_result a,Item_result b);
 extern void resolve_const_item(THD *thd, Item **ref, Item *cmp_item);
-extern int stored_field_cmp_to_item(Field *field, Item *item);
+extern int stored_field_cmp_to_item(THD *thd, Field *field, Item *item);
diff --git a/sql/item_cmpfunc.cc b/sql/item_cmpfunc.cc
index c29031d25b5..9fc52bb8876 100644
--- a/sql/item_cmpfunc.cc
+++ b/sql/item_cmpfunc.cc
@@ -636,56 +636,51 @@ int Arg_comparator::set_compare_func(Item_bool_func2 *item, Item_result type)
   return 0;
 }
 
-
 /**
-  @brief Convert date provided in a string to the int representation.
-
-  @param[in]   thd        thread handle
-  @param[in]   str        a string to convert
-  @param[in]   warn_type  type of the timestamp for issuing the warning
-  @param[in]   warn_name  field name for issuing the warning
-  @param[out]  error_arg  could not extract a DATE or DATETIME
-
-  @details Convert date provided in the string str to the int
-    representation.  If the string contains wrong date or doesn't
-    contain it at all then a warning is issued.  The warn_type and
-    the warn_name arguments are used as the name and the type of the
-    field when issuing the warning.  If any input was discarded
-    (trailing or non-timestampy characters), was_cut will be non-zero.
-    was_type will return the type str_to_datetime() could correctly
-    extract.
-
-  @return
-    converted value. 0 on error and on zero-dates -- check 'failure'
+  Parse date provided in a string to a MYSQL_TIME.
+
+  @param[in]   thd        Thread handle
+  @param[in]   str        A string to convert
+  @param[in]   warn_type  Type of the timestamp for issuing the warning
+  @param[in]   warn_name  Field name for issuing the warning
+  @param[out]  l_time     The MYSQL_TIME objects is initialized.
+
+  Parses a date provided in the string str into a MYSQL_TIME object. If the
+  string contains an incorrect date or doesn't correspond to a date at all
+  then a warning is issued. The warn_type and the warn_name arguments are used
+  as the name and the type of the field when issuing the warning. If any input
+  was discarded (trailing or non-timestamp-y characters), return value will be
+  TRUE.
+
+  @return Status flag
+  @retval FALSE Success.
+  @retval True Indicates failure.
 */
 
-static ulonglong
-get_date_from_str(THD *thd, String *str, timestamp_type warn_type,
-                  char *warn_name, bool *error_arg)
+bool get_mysql_time_from_str(THD *thd, String *str, timestamp_type warn_type, 
+                             const char *warn_name, MYSQL_TIME *l_time)
 {
-  ulonglong value= 0;
+  bool value;
   int error;
-  MYSQL_TIME l_time;
-  enum_mysql_timestamp_type ret;
+  enum_mysql_timestamp_type timestamp_type;
 
-  ret= str_to_datetime(str->ptr(), str->length(), &l_time,
-                       (TIME_FUZZY_DATE | MODE_INVALID_DATES |
-                        (thd->variables.sql_mode &
-                         (MODE_NO_ZERO_IN_DATE | MODE_NO_ZERO_DATE))),
-                       &error);
+  timestamp_type= 
+    str_to_datetime(str->ptr(), str->length(), l_time,
+                    (TIME_FUZZY_DATE | MODE_INVALID_DATES |
+                     (thd->variables.sql_mode &
+                      (MODE_NO_ZERO_IN_DATE | MODE_NO_ZERO_DATE))),
+                    &error);
 
-  if (ret == MYSQL_TIMESTAMP_DATETIME || ret == MYSQL_TIMESTAMP_DATE)
-  {
+  if (timestamp_type == MYSQL_TIMESTAMP_DATETIME || 
+      timestamp_type == MYSQL_TIMESTAMP_DATE)
     /*
       Do not return yet, we may still want to throw a "trailing garbage"
       warning.
     */
-    *error_arg= FALSE;
-    value= TIME_to_ulonglong_datetime(&l_time);
-  }
+    value= FALSE;
   else
   {
-    *error_arg= TRUE;
+    value= TRUE;
     error= 1;                                   /* force warning */
   }
 
@@ -698,6 +693,37 @@ get_date_from_str(THD *thd, String *str, timestamp_type warn_type,
 }
 
 
+/**
+  @brief Convert date provided in a string to the int representation.
+
+  @param[in]   thd        thread handle
+  @param[in]   str        a string to convert
+  @param[in]   warn_type  type of the timestamp for issuing the warning
+  @param[in]   warn_name  field name for issuing the warning
+  @param[out]  error_arg  could not extract a DATE or DATETIME
+
+  @details Convert date provided in the string str to the int
+    representation.  If the string contains wrong date or doesn't
+    contain it at all then a warning is issued.  The warn_type and
+    the warn_name arguments are used as the name and the type of the
+    field when issuing the warning.
+
+  @return
+    converted value. 0 on error and on zero-dates -- check 'failure'
+*/
+static ulonglong get_date_from_str(THD *thd, String *str, 
+                                   timestamp_type warn_type, 
+                                   const char *warn_name, bool *error_arg)
+{
+  MYSQL_TIME l_time;
+  *error_arg= get_mysql_time_from_str(thd, str, warn_type, warn_name, &l_time);
+
+  if (*error_arg)
+    return 0;
+  return TIME_to_ulonglong_datetime(&l_time);
+}
+
+
 /*
   Check whether compare_datetime() can be used to compare items.
 
diff --git a/sql/item_cmpfunc.h b/sql/item_cmpfunc.h
index c2227fa04e0..437d9541e50 100644
--- a/sql/item_cmpfunc.h
+++ b/sql/item_cmpfunc.h
@@ -1721,3 +1721,6 @@ inline Item *and_conds(Item *a, Item *b)
 }
 
 Item *and_expressions(Item *a, Item *b, Item **org_item);
+
+bool get_mysql_time_from_str(THD *thd, String *str, timestamp_type warn_type, 
+                             const char *warn_name, MYSQL_TIME *l_time);
diff --git a/sql/opt_range.cc b/sql/opt_range.cc
index 2f2506f02b1..5f9bae22c70 100644
--- a/sql/opt_range.cc
+++ b/sql/opt_range.cc
@@ -5968,7 +5968,7 @@ get_mm_leaf(RANGE_OPT_PARAM *param, COND *conf_func, Field *field,
 
   switch (type) {
   case Item_func::LT_FUNC:
-    if (stored_field_cmp_to_item(field,value) == 0)
+    if (stored_field_cmp_to_item(param->thd, field, value) == 0)
       tree->max_flag=NEAR_MAX;
     /* fall through */
   case Item_func::LE_FUNC:
@@ -5983,14 +5983,14 @@ get_mm_leaf(RANGE_OPT_PARAM *param, COND *conf_func, Field *field,
   case Item_func::GT_FUNC:
     /* Don't use open ranges for partial key_segments */
     if ((!(key_part->flag & HA_PART_KEY_SEG)) &&
-        (stored_field_cmp_to_item(field, value) <= 0))
+        (stored_field_cmp_to_item(param->thd, field, value) <= 0))
       tree->min_flag=NEAR_MIN;
     tree->max_flag= NO_MAX_RANGE;
     break;
   case Item_func::GE_FUNC:
     /* Don't use open ranges for partial key_segments */
     if ((!(key_part->flag & HA_PART_KEY_SEG)) &&
-        (stored_field_cmp_to_item(field,value) < 0))
+        (stored_field_cmp_to_item(param->thd, field, value) < 0))
       tree->min_flag= NEAR_MIN;
     tree->max_flag=NO_MAX_RANGE;
     break;
diff --git a/sql/sql_load.cc b/sql/sql_load.cc
index 59ba7b16d62..5500439b619 100644
--- a/sql/sql_load.cc
+++ b/sql/sql_load.cc
@@ -84,7 +84,7 @@ static int read_sep_field(THD *thd, COPY_INFO &info, TABLE_LIST *table_list,
 			  bool ignore_check_option_errors);
 #ifndef EMBEDDED_LIBRARY
 static bool write_execute_load_query_log_event(THD *thd, sql_exchange* ex,
-                                               const char* db_arg,
+                                               const char* db_arg, /* table's database */
                                                const char* table_name_arg,
                                                enum enum_duplicates duplicates,
                                                bool ignore,
@@ -501,7 +501,8 @@ int mysql_load(THD *thd,sql_exchange *ex,TABLE_LIST *table_list,
           
 	  if (thd->transaction.stmt.modified_non_trans_table)
             write_execute_load_query_log_event(thd, ex,
-                                               tdb, table_list->table_name,
+                                               table_list->db, 
+                                               table_list->table_name,
                                                handle_duplicates, ignore,
                                                transactional_table,
                                                errcode);
@@ -548,7 +549,7 @@ int mysql_load(THD *thd,sql_exchange *ex,TABLE_LIST *table_list,
       {
         int errcode= query_error_code(thd, killed_status == THD::NOT_KILLED);
         write_execute_load_query_log_event(thd, ex,
-                                           tdb, table_list->table_name,
+                                           table_list->db, table_list->table_name,
                                            handle_duplicates, ignore,
                                            transactional_table,
                                            errcode);
@@ -573,7 +574,7 @@ err:
 
 /* Not a very useful function; just to avoid duplication of code */
 static bool write_execute_load_query_log_event(THD *thd, sql_exchange* ex,
-                                               const char* db_arg,
+                                               const char* db_arg,  /* table's database */
                                                const char* table_name_arg,
                                                enum enum_duplicates duplicates,
                                                bool ignore,
@@ -590,8 +591,27 @@ static bool write_execute_load_query_log_event(THD *thd, sql_exchange* ex,
   Item                *item, *val;
   String               pfield, pfields;
   int                  n;
+  const char          *tbl= table_name_arg;
+  const char          *tdb= (thd->db != NULL ? thd->db : db_arg);
+  String              string_buf;
 
-  Load_log_event       lle(thd, ex, db_arg, table_name_arg, fv, duplicates,
+  if (!thd->db || strcmp(db_arg, thd->db)) 
+  {
+    /*
+      If used database differs from table's database, 
+      prefix table name with database name so that it 
+      becomes a FQ name.
+     */
+    string_buf.set_charset(system_charset_info);
+    string_buf.append(db_arg);
+    string_buf.append("`");
+    string_buf.append(".");
+    string_buf.append("`");
+    string_buf.append(table_name_arg);
+    tbl= string_buf.c_ptr_safe();
+  }
+
+  Load_log_event       lle(thd, ex, tdb, tbl, fv, duplicates,
                            ignore, transactional_table);
 
   /*
diff --git a/sql/time.cc b/sql/time.cc
index 962b65e454c..8b554beb94b 100644
--- a/sql/time.cc
+++ b/sql/time.cc
@@ -965,20 +965,22 @@ calc_time_diff(MYSQL_TIME *l_time1, MYSQL_TIME *l_time2, int l_sign, longlong *s
     0   - a == b
     1   - a > b
 
-  NOTES
-    TIME.second_part is not considered during comparison
 */
 
-int
-my_time_compare(MYSQL_TIME *a, MYSQL_TIME *b)
+int my_time_compare(MYSQL_TIME *a, MYSQL_TIME *b)
 {
-  my_ulonglong a_t= TIME_to_ulonglong_datetime(a);
-  my_ulonglong b_t= TIME_to_ulonglong_datetime(b);
+  ulonglong a_t= TIME_to_ulonglong_datetime(a);
+  ulonglong b_t= TIME_to_ulonglong_datetime(b);
 
+  if (a_t < b_t)
+    return -1;
   if (a_t > b_t)
     return 1;
-  else if (a_t < b_t)
+
+  if (a->second_part < b->second_part)
     return -1;
+  if (a->second_part > b->second_part)
+    return 1;
 
   return 0;
 }
diff --git a/storage/ndb/src/kernel/blocks/dblqh/DblqhMain.cpp b/storage/ndb/src/kernel/blocks/dblqh/DblqhMain.cpp
index bc8adf6fd32..11e8c1cc191 100644
--- a/storage/ndb/src/kernel/blocks/dblqh/DblqhMain.cpp
+++ b/storage/ndb/src/kernel/blocks/dblqh/DblqhMain.cpp
@@ -14831,7 +14831,7 @@ void Dblqh::srLogLimits(Signal* signal)
   while(true) {
     ndbrequire(tmbyte < clogFileSize);
     if (logPartPtr.p->logExecState == LogPartRecord::LES_SEARCH_STOP) {
-      if (logFilePtr.p->logMaxGciCompleted[tmbyte] < logPartPtr.p->logLastGci) {
+      if (logFilePtr.p->logMaxGciCompleted[tmbyte] <= logPartPtr.p->logLastGci) {
         jam();
       /* --------------------------------------------------------------------
        *  WE ARE STEPPING BACKWARDS FROM MBYTE TO MBYTE. THIS IS THE FIRST