Merge with 4.1

BitKeeper/etc/logging_ok:
  auto-union
BitKeeper/deleted/.del-errmsg.txt~11edc4db89248c16:
  Auto merged
BitKeeper/deleted/.del-errmsg.txt~184eb1f09242dc72:
  Auto merged
BitKeeper/deleted/.del-errmsg.txt~2cdeb8d6f80eba72:
  Auto merged
BitKeeper/deleted/.del-errmsg.txt~4617575065d612b9:
  Auto merged
BitKeeper/deleted/.del-errmsg.txt~587903f9311db2d1:
  Auto merged
BitKeeper/deleted/.del-errmsg.txt~606dfaeb9e81aa4e:
  Auto merged
BitKeeper/deleted/.del-errmsg.txt~6bbd9eac7f0e6b89:
  Auto merged
BitKeeper/deleted/.del-errmsg.txt~7397c423c52c6d2c:
  Auto merged
BitKeeper/deleted/.del-errmsg.txt~898865062c970766:
  Auto merged
BitKeeper/deleted/.del-errmsg.txt~8ed1999cbd481dc4:
  Auto merged
BitKeeper/deleted/.del-errmsg.txt~94a93cc742fca24d:
  Auto merged
BitKeeper/deleted/.del-errmsg.txt~9dab24f7fb11b1e1:
  Auto merged
BitKeeper/deleted/.del-errmsg.txt~b44a85a177954da0:
  Auto merged
BitKeeper/deleted/.del-errmsg.txt~b6181e29d8282b06:
  Auto merged
BitKeeper/deleted/.del-errmsg.txt~ba132dc9bc936c8a:
  Auto merged
BitKeeper/deleted/.del-errmsg.txt~e2609fdf7870795:
  Auto merged
BitKeeper/deleted/.del-errmsg.txt~e3183b99fbba0a9c:
  Auto merged
BitKeeper/deleted/.del-errmsg.txt~eeb2c47537ed9c23:
  Auto merged
BitKeeper/deleted/.del-errmsg.txt~ef28b592c7591b7:
  Auto merged
BitKeeper/deleted/.del-errmsg.txt~ef53c33ac0ff8a84:
  Auto merged
BitKeeper/deleted/.del-errmsg.txt~f19bfd5d4c918964:
  Auto merged
BitKeeper/deleted/.del-errmsg.txt~f96b7055cac394e:
  Auto merged
libmysql/libmysql.c:
  Auto merged
myisam/mi_key.c:
  Auto merged
mysql-test/r/alter_table.result:
  Auto merged
mysql-test/r/auto_increment.result:
  Auto merged
mysql-test/r/innodb.result:
  Auto merged
mysql-test/r/select.result:
  Auto merged
mysql-test/t/alter_table.test:
  Auto merged
mysql-test/t/innodb.test:
  Auto merged
mysql-test/t/select.test:
  Auto merged
sql/handler.h:
  Auto merged
sql/item_func.cc:
  Auto merged
sql/sql_yacc.yy:
  Auto merged
mysql-test/r/insert_update.result:
  Auto merged
strings/ctype-ucs2.c:
  Auto merged
sql/sql_table.cc:
  merge
sql/unireg.cc:
  merge

1 files changed, 114 insertions, 75 deletions

diff --git a/mysql-test/r/alter_table.result b/mysql-test/r/alter_table.result
index 88b04b292ea..e91a164db6f 100644
--- a/mysql-test/r/alter_table.result
+++ b/mysql-test/r/alter_table.result
@@ -303,6 +303,120 @@ ALTER TABLE t1 DISABLE KEYS;
 INSERT DELAYED INTO t1 VALUES(1),(2),(3);
 ALTER TABLE t1 ENABLE KEYS;
 drop table t1;
+CREATE TABLE t1 (
+Host varchar(16) binary NOT NULL default '',
+User varchar(16) binary NOT NULL default '',
+PRIMARY KEY  (Host,User)
+) ENGINE=MyISAM;
+ALTER TABLE t1 DISABLE KEYS;
+LOCK TABLES t1 WRITE;
+INSERT INTO t1 VALUES ('localhost','root'),('localhost',''),('games','monty');
+SHOW INDEX FROM t1;
+Table	Non_unique	Key_name	Seq_in_index	Column_name	Collation	Cardinality	Sub_part	Packed	Null	Index_type	Comment
+t1	0	PRIMARY	1	Host	A	NULL	NULL	NULL		BTREE	
+t1	0	PRIMARY	2	User	A	3	NULL	NULL		BTREE	
+ALTER TABLE t1 ENABLE KEYS;
+UNLOCK TABLES;
+CHECK TABLES t1;
+Table	Op	Msg_type	Msg_text
+test.t1	check	status	OK
+DROP TABLE t1;
+CREATE TABLE t1 (
+Host varchar(16) binary NOT NULL default '',
+User varchar(16) binary NOT NULL default '',
+PRIMARY KEY  (Host,User),
+KEY  (Host)
+) ENGINE=MyISAM;
+ALTER TABLE t1 DISABLE KEYS;
+SHOW INDEX FROM t1;
+Table	Non_unique	Key_name	Seq_in_index	Column_name	Collation	Cardinality	Sub_part	Packed	Null	Index_type	Comment
+t1	0	PRIMARY	1	Host	A	NULL	NULL	NULL		BTREE	
+t1	0	PRIMARY	2	User	A	0	NULL	NULL		BTREE	
+t1	1	Host	1	Host	A	NULL	NULL	NULL		BTREE	disabled
+LOCK TABLES t1 WRITE;
+INSERT INTO t1 VALUES ('localhost','root'),('localhost','');
+SHOW INDEX FROM t1;
+Table	Non_unique	Key_name	Seq_in_index	Column_name	Collation	Cardinality	Sub_part	Packed	Null	Index_type	Comment
+t1	0	PRIMARY	1	Host	A	NULL	NULL	NULL		BTREE	
+t1	0	PRIMARY	2	User	A	2	NULL	NULL		BTREE	
+t1	1	Host	1	Host	A	NULL	NULL	NULL		BTREE	disabled
+ALTER TABLE t1 ENABLE KEYS;
+SHOW INDEX FROM t1;
+Table	Non_unique	Key_name	Seq_in_index	Column_name	Collation	Cardinality	Sub_part	Packed	Null	Index_type	Comment
+t1	0	PRIMARY	1	Host	A	NULL	NULL	NULL		BTREE	
+t1	0	PRIMARY	2	User	A	2	NULL	NULL		BTREE	
+t1	1	Host	1	Host	A	1	NULL	NULL		BTREE	
+UNLOCK TABLES;
+CHECK TABLES t1;
+Table	Op	Msg_type	Msg_text
+test.t1	check	status	OK
+LOCK TABLES t1 WRITE;
+ALTER TABLE t1 RENAME t2;
+UNLOCK TABLES;
+select * from t2;
+Host	User
+localhost	
+localhost	root
+DROP TABLE t2;
+CREATE TABLE t1 (
+Host varchar(16) binary NOT NULL default '',
+User varchar(16) binary NOT NULL default '',
+PRIMARY KEY  (Host,User),
+KEY  (Host)
+) ENGINE=MyISAM;
+LOCK TABLES t1 WRITE;
+ALTER TABLE t1 DISABLE KEYS;
+SHOW INDEX FROM t1;
+Table	Non_unique	Key_name	Seq_in_index	Column_name	Collation	Cardinality	Sub_part	Packed	Null	Index_type	Comment
+t1	0	PRIMARY	1	Host	A	NULL	NULL	NULL		BTREE	
+t1	0	PRIMARY	2	User	A	0	NULL	NULL		BTREE	
+t1	1	Host	1	Host	A	NULL	NULL	NULL		BTREE	disabled
+DROP TABLE t1;
+create table t1 (a int);
+alter table t1 rename to `t1\\`;
+ERROR 42000: Incorrect table name 't1\\'
+rename table t1 to `t1\\`;
+ERROR 42000: Incorrect table name 't1\\'
+drop table t1;
+drop table if exists t1, t2;
+Warnings:
+Note	1051	Unknown table 't1'
+Note	1051	Unknown table 't2'
+create table t1 ( a varchar(10) not null primary key ) engine=myisam;
+create table t2 ( a varchar(10) not null primary key ) engine=merge union=(t1);
+flush tables;
+alter table t1 modify a varchar(10);
+show create table t2;
+Table	Create Table
+t2	CREATE TABLE `t2` (
+  `a` varchar(10) NOT NULL default '',
+  PRIMARY KEY  (`a`)
+) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 UNION=(`t1`)
+flush tables;
+alter table t1 modify a varchar(10) not null;
+show create table t2;
+Table	Create Table
+t2	CREATE TABLE `t2` (
+  `a` varchar(10) NOT NULL default '',
+  PRIMARY KEY  (`a`)
+) ENGINE=MRG_MyISAM DEFAULT CHARSET=latin1 UNION=(`t1`)
+drop table if exists t1, t2;
+create table t1 (a int, b int, c int, d int, e int, f int, g int, h int,i int, primary key (a,b,c,d,e,f,g,i,h)) engine=MyISAM;
+insert into t1 (a) values(1);
+show table status like 't1';
+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
+t1	MyISAM	9	Fixed	1	37	X	X	X	X	X	X	X	X	latin1_swedish_ci	NULL		
+alter table t1 modify a int;
+show table status like 't1';
+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
+t1	MyISAM	9	Fixed	1	37	X	X	X	X	X	X	X	X	latin1_swedish_ci	NULL		
+drop table t1;
+create table t1 (a int not null, b int not null, c int not null, d int not null, e int not null, f int not null, g int not null, h int not null,i int not null, primary key (a,b,c,d,e,f,g,i,h)) engine=MyISAM;
+insert into t1 (a) values(1);
+show table status like 't1';
+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
+t1	MyISAM	9	Fixed	1	37	X	X	X	X	X	X	X	X	latin1_swedish_ci	NULL		
+drop table t1;
 set names koi8r;
 create table t1 (a char(10) character set koi8r);
 insert into t1 values ('ΤΕΣΤ');
@@ -382,75 +496,6 @@ t1	CREATE TABLE `t1` (
   `mytext` longtext character set latin1 collate latin1_general_cs
 ) ENGINE=MyISAM DEFAULT CHARSET=latin2
 drop table t1;
-CREATE TABLE t1 (
-Host varchar(16) binary NOT NULL default '',
-User varchar(16) binary NOT NULL default '',
-PRIMARY KEY  (Host,User)
-) ENGINE=MyISAM;
-ALTER TABLE t1 DISABLE KEYS;
-LOCK TABLES t1 WRITE;
-INSERT INTO t1 VALUES ('localhost','root'),('localhost',''),('games','monty');
-SHOW INDEX FROM t1;
-Table	Non_unique	Key_name	Seq_in_index	Column_name	Collation	Cardinality	Sub_part	Packed	Null	Index_type	Comment
-t1	0	PRIMARY	1	Host	A	NULL	NULL	NULL		BTREE	
-t1	0	PRIMARY	2	User	A	3	NULL	NULL		BTREE	
-ALTER TABLE t1 ENABLE KEYS;
-UNLOCK TABLES;
-CHECK TABLES t1;
-Table	Op	Msg_type	Msg_text
-test.t1	check	status	OK
-DROP TABLE t1;
-CREATE TABLE t1 (
-Host varchar(16) binary NOT NULL default '',
-User varchar(16) binary NOT NULL default '',
-PRIMARY KEY  (Host,User),
-KEY  (Host)
-) ENGINE=MyISAM;
-ALTER TABLE t1 DISABLE KEYS;
-SHOW INDEX FROM t1;
-Table	Non_unique	Key_name	Seq_in_index	Column_name	Collation	Cardinality	Sub_part	Packed	Null	Index_type	Comment
-t1	0	PRIMARY	1	Host	A	NULL	NULL	NULL		BTREE	
-t1	0	PRIMARY	2	User	A	0	NULL	NULL		BTREE	
-t1	1	Host	1	Host	A	NULL	NULL	NULL		BTREE	disabled
-LOCK TABLES t1 WRITE;
-INSERT INTO t1 VALUES ('localhost','root'),('localhost','');
-SHOW INDEX FROM t1;
-Table	Non_unique	Key_name	Seq_in_index	Column_name	Collation	Cardinality	Sub_part	Packed	Null	Index_type	Comment
-t1	0	PRIMARY	1	Host	A	NULL	NULL	NULL		BTREE	
-t1	0	PRIMARY	2	User	A	2	NULL	NULL		BTREE	
-t1	1	Host	1	Host	A	NULL	NULL	NULL		BTREE	disabled
-ALTER TABLE t1 ENABLE KEYS;
-SHOW INDEX FROM t1;
-Table	Non_unique	Key_name	Seq_in_index	Column_name	Collation	Cardinality	Sub_part	Packed	Null	Index_type	Comment
-t1	0	PRIMARY	1	Host	A	NULL	NULL	NULL		BTREE	
-t1	0	PRIMARY	2	User	A	2	NULL	NULL		BTREE	
-t1	1	Host	1	Host	A	1	NULL	NULL		BTREE	
-UNLOCK TABLES;
-CHECK TABLES t1;
-Table	Op	Msg_type	Msg_text
-test.t1	check	status	OK
-LOCK TABLES t1 WRITE;
-ALTER TABLE t1 RENAME t2;
-UNLOCK TABLES;
-select * from t2;
-Host	User
-localhost	
-localhost	root
-DROP TABLE t2;
-CREATE TABLE t1 (
-Host varchar(16) binary NOT NULL default '',
-User varchar(16) binary NOT NULL default '',
-PRIMARY KEY  (Host,User),
-KEY  (Host)
-) ENGINE=MyISAM;
-LOCK TABLES t1 WRITE;
-ALTER TABLE t1 DISABLE KEYS;
-SHOW INDEX FROM t1;
-Table	Non_unique	Key_name	Seq_in_index	Column_name	Collation	Cardinality	Sub_part	Packed	Null	Index_type	Comment
-t1	0	PRIMARY	1	Host	A	NULL	NULL	NULL		BTREE	
-t1	0	PRIMARY	2	User	A	0	NULL	NULL		BTREE	
-t1	1	Host	1	Host	A	NULL	NULL	NULL		BTREE	disabled
-DROP TABLE t1;
 CREATE TABLE t1 (a int PRIMARY KEY, b INT UNIQUE);
 ALTER TABLE t1 DROP PRIMARY KEY;
 SHOW CREATE TABLE t1;
@@ -469,12 +514,6 @@ alter table t1 drop key no_such_key;
 ERROR 42000: Can't DROP 'no_such_key'; check that column/key exists
 alter table t1 drop key a;
 drop table t1;
-create table t1 (a int);
-alter table t1 rename to `t1\\`;
-ERROR 42000: Incorrect table name 't1\\'
-rename table t1 to `t1\\`;
-ERROR 42000: Incorrect table name 't1\\'
-drop table t1;
 create table t1 (a text) character set koi8r;
 insert into t1 values (_koi8r'ΤΕΣΤ');
 select hex(a) from t1;