drop table if exists t1,t2;
drop table if exists t1aa,t2aa;
drop database if exists mysqltest;
delete from mysql.user where user='mysqltest_1' || user='mysqltest_2' || user='mysqltest_3';
delete from mysql.db where user='mysqltest_1' || user='mysqltest_2' || user='mysqltest_3';
flush privileges;
create table t1 (a int not null primary key, b int not null,c int not null, key(b,c));
insert into t1 values (1,2,2),(2,2,3),(3,2,4),(4,2,4);
check table t1 fast;
Table	Op	Msg_type	Msg_text
test.t1	check	status	Table is already up to date
check table t1 fast;
Table	Op	Msg_type	Msg_text
test.t1	check	status	Table is already up to date
check table t1 changed;
Table	Op	Msg_type	Msg_text
test.t1	check	status	OK
insert into t1 values (5,5,5);
check table t1 changed;
Table	Op	Msg_type	Msg_text
test.t1	check	status	OK
check table t1 medium;
Table	Op	Msg_type	Msg_text
test.t1	check	status	OK
check table t1 extended;
Table	Op	Msg_type	Msg_text
test.t1	check	status	OK
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	a	A	5	NULL	NULL		BTREE	
t1	1	b	1	b	A	1	NULL	NULL		BTREE	
t1	1	b	2	c	A	5	NULL	NULL		BTREE	
insert into t1 values (5,5,5);
ERROR 23000: Duplicate entry '5' for key 1
optimize table t1;
Table	Op	Msg_type	Msg_text
test.t1	optimize	status	OK
optimize table t1;
Table	Op	Msg_type	Msg_text
test.t1	optimize	status	Table is already up to date
drop table t1;
show variables like "wait_timeout%";
Variable_name	Value
wait_timeout	28800
show variables like "WAIT_timeout%";
Variable_name	Value
wait_timeout	28800
show variables like "this_doesn't_exists%";
Variable_name	Value
show table status from test like "this_doesn't_exists%";
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
show databases;
Database
information_schema
mysql
test
show databases like "test%";
Database (test%)
test
create table t1 (f1 int not null, f2 int not null, f3 int not null, f4 int not null, primary key(f1,f2,f3,f4));
insert into t1 values (1,1,1,0),(1,1,2,0),(1,1,3,0),(1,2,1,0),(1,2,2,0),(1,2,3,0),(1,3,1,0),(1,3,2,0),(1,3,3,0),(1,1,1,1),(1,1,2,1),(1,1,3,1),(1,2,1,1),(1,2,2,1),(1,2,3,1),(1,3,1,1),(1,3,2,1),(1,3,3,1);
analyze table t1;
Table	Op	Msg_type	Msg_text
test.t1	analyze	status	OK
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	f1	A	1	NULL	NULL		BTREE	
t1	0	PRIMARY	2	f2	A	3	NULL	NULL		BTREE	
t1	0	PRIMARY	3	f3	A	9	NULL	NULL		BTREE	
t1	0	PRIMARY	4	f4	A	18	NULL	NULL		BTREE	
repair table t1;
Table	Op	Msg_type	Msg_text
test.t1	repair	status	OK
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	f1	A	1	NULL	NULL		BTREE	
t1	0	PRIMARY	2	f2	A	3	NULL	NULL		BTREE	
t1	0	PRIMARY	3	f3	A	9	NULL	NULL		BTREE	
t1	0	PRIMARY	4	f4	A	18	NULL	NULL		BTREE	
drop table t1;
create temporary table t1 (a int not null);
show create table t1;
Table	Create Table
t1	CREATE TEMPORARY TABLE `t1` (
  `a` int(11) NOT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
alter table t1 rename t2;
show create table t2;
Table	Create Table
t2	CREATE TEMPORARY TABLE `t2` (
  `a` int(11) NOT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t2;
create table t1 (
test_set set( 'val1', 'val2', 'val3' ) not null default '',
name char(20) default 'O''Brien' comment 'O''Brien as default',
c int not null comment 'int column',
`c-b` int comment 'name with a minus',
`space 2` int comment 'name with a space'
  ) comment = 'it\'s a table' ;
show create table t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `test_set` set('val1','val2','val3') NOT NULL default '',
  `name` char(20) default 'O''Brien' COMMENT 'O''Brien as default',
  `c` int(11) NOT NULL COMMENT 'int column',
  `c-b` int(11) default NULL COMMENT 'name with a minus',
  `space 2` int(11) default NULL COMMENT 'name with a space'
) ENGINE=MyISAM DEFAULT CHARSET=latin1 COMMENT='it''s a table'
set sql_quote_show_create=0;
show create table t1;
Table	Create Table
t1	CREATE TABLE t1 (
  test_set set('val1','val2','val3') NOT NULL default '',
  `name` char(20) default 'O''Brien' COMMENT 'O''Brien as default',
  c int(11) NOT NULL COMMENT 'int column',
  `c-b` int(11) default NULL COMMENT 'name with a minus',
  `space 2` int(11) default NULL COMMENT 'name with a space'
) ENGINE=MyISAM DEFAULT CHARSET=latin1 COMMENT='it''s a table'
set sql_quote_show_create=1;
show full columns from t1;
Field	Type	Collation	Null	Key	Default	Extra	Privileges	Comment
test_set	set('val1','val2','val3')	latin1_swedish_ci	NO				select,insert,update,references	
name	char(20)	latin1_swedish_ci	YES		O'Brien		select,insert,update,references	O'Brien as default
c	int(11)	NULL	NO				select,insert,update,references	int column
c-b	int(11)	NULL	YES		NULL		select,insert,update,references	name with a minus
space 2	int(11)	NULL	YES		NULL		select,insert,update,references	name with a space
drop table t1;
create table t1 (a int not null, unique aa (a));
show create table t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) NOT NULL,
  UNIQUE KEY `aa` (`a`)
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
create table t1 (a int not null, primary key (a));
show create table t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) NOT NULL,
  PRIMARY KEY  (`a`)
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
flush tables;
show open tables;
Database	Table	In_use	Name_locked
create table t1(n int);
insert into t1 values (1);
show open tables;
Database	Table	In_use	Name_locked
test	t1	0	0
drop table t1;
create table t1 (a int not null, b VARCHAR(10), INDEX (b) ) AVG_ROW_LENGTH=10 CHECKSUM=1 COMMENT="test" ENGINE=MYISAM MIN_ROWS=10 MAX_ROWS=100 PACK_KEYS=1 DELAY_KEY_WRITE=1 ROW_FORMAT=fixed;
show create table t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) NOT NULL,
  `b` varchar(10) default NULL,
  KEY `b` (`b`)
) ENGINE=MyISAM DEFAULT CHARSET=latin1 MIN_ROWS=10 MAX_ROWS=100 AVG_ROW_LENGTH=10 PACK_KEYS=1 CHECKSUM=1 DELAY_KEY_WRITE=1 ROW_FORMAT=FIXED COMMENT='test'
alter table t1 MAX_ROWS=200 ROW_FORMAT=dynamic PACK_KEYS=0;
show create table t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) NOT NULL,
  `b` varchar(10) default NULL,
  KEY `b` (`b`)
) ENGINE=MyISAM DEFAULT CHARSET=latin1 MIN_ROWS=10 MAX_ROWS=200 AVG_ROW_LENGTH=10 PACK_KEYS=0 CHECKSUM=1 DELAY_KEY_WRITE=1 ROW_FORMAT=DYNAMIC COMMENT='test'
ALTER TABLE t1 AVG_ROW_LENGTH=0 CHECKSUM=0 COMMENT="" MIN_ROWS=0 MAX_ROWS=0 PACK_KEYS=DEFAULT DELAY_KEY_WRITE=0 ROW_FORMAT=default;
show create table t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) NOT NULL,
  `b` varchar(10) default NULL,
  KEY `b` (`b`)
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1;
create table t1 (a decimal(9,2), b decimal (9,0), e double(9,2), f double(5,0), h float(3,2), i float(3,0));
show columns from t1;
Field	Type	Null	Key	Default	Extra
a	decimal(9,2)	YES		NULL	
b	decimal(9,0)	YES		NULL	
e	double(9,2)	YES		NULL	
f	double(5,0)	YES		NULL	
h	float(3,2)	YES		NULL	
i	float(3,0)	YES		NULL	
show full columns from t1;
Field	Type	Collation	Null	Key	Default	Extra	Privileges	Comment
a	decimal(9,2)	NULL	YES		NULL		select,insert,update,references	
b	decimal(9,0)	NULL	YES		NULL		select,insert,update,references	
e	double(9,2)	NULL	YES		NULL		select,insert,update,references	
f	double(5,0)	NULL	YES		NULL		select,insert,update,references	
h	float(3,2)	NULL	YES		NULL		select,insert,update,references	
i	float(3,0)	NULL	YES		NULL		select,insert,update,references	
drop table t1;
create table t1 (
type_bool bool not null default 0,
type_tiny tinyint not null auto_increment primary key,
type_short smallint(3),
type_mediumint mediumint,
type_bigint bigint,
type_decimal decimal(5,2),
type_numeric numeric(5,2),
empty_char char(0),
type_char char(2),
type_varchar varchar(10),
type_timestamp timestamp not null,
type_date date not null default '0000-00-00',
type_time time not null default '00:00:00',
type_datetime datetime not null default '0000-00-00 00:00:00',
type_year year,
type_enum enum ('red', 'green', 'blue'),
type_set enum ('red', 'green', 'blue'),
type_tinyblob tinyblob,
type_blob blob,
type_medium_blob mediumblob,
type_long_blob longblob,
index(type_short)
) AVG_ROW_LENGTH=10 CHECKSUM=1 COMMENT="test" ENGINE=MYISAM MIN_ROWS=10 MAX_ROWS=100 PACK_KEYS=1 DELAY_KEY_WRITE=1 ROW_FORMAT=fixed CHARSET=latin1;
show create table t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `type_bool` tinyint(1) NOT NULL default '0',
  `type_tiny` tinyint(4) NOT NULL auto_increment,
  `type_short` smallint(3) default NULL,
  `type_mediumint` mediumint(9) default NULL,
  `type_bigint` bigint(20) default NULL,
  `type_decimal` decimal(5,2) default NULL,
  `type_numeric` decimal(5,2) default NULL,
  `empty_char` char(0) default NULL,
  `type_char` char(2) default NULL,
  `type_varchar` varchar(10) default NULL,
  `type_timestamp` timestamp NOT NULL default CURRENT_TIMESTAMP on update CURRENT_TIMESTAMP,
  `type_date` date NOT NULL default '0000-00-00',
  `type_time` time NOT NULL default '00:00:00',
  `type_datetime` datetime NOT NULL default '0000-00-00 00:00:00',
  `type_year` year(4) default NULL,
  `type_enum` enum('red','green','blue') default NULL,
  `type_set` enum('red','green','blue') default NULL,
  `type_tinyblob` tinyblob,
  `type_blob` blob,
  `type_medium_blob` mediumblob,
  `type_long_blob` longblob,
  PRIMARY KEY  (`type_tiny`),
  KEY `type_short` (`type_short`)
) ENGINE=MyISAM DEFAULT CHARSET=latin1 MIN_ROWS=10 MAX_ROWS=100 AVG_ROW_LENGTH=10 PACK_KEYS=1 CHECKSUM=1 DELAY_KEY_WRITE=1 ROW_FORMAT=FIXED COMMENT='test'
insert into t1 (type_timestamp) values ("2003-02-07 10:00:01");
select * from t1;
type_bool	type_tiny	type_short	type_mediumint	type_bigint	type_decimal	type_numeric	empty_char	type_char	type_varchar	type_timestamp	type_date	type_time	type_datetime	type_year	type_enum	type_set	type_tinyblob	type_blob	type_medium_blob	type_long_blob
0	1	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	2003-02-07 10:00:01	0000-00-00	00:00:00	0000-00-00 00:00:00	NULL	NULL	NULL	NULL	NULL	NULL	NULL
drop table t1;
create table t1 (a int not null);
create table t2 select max(a) from t1;
show columns from t2;
Field	Type	Null	Key	Default	Extra
max(a)	int(11)	YES		NULL	
drop table t1,t2;
create table t1 (c decimal, d double, f float, r real);
show columns from t1;
Field	Type	Null	Key	Default	Extra
c	decimal(10,0)	YES		NULL	
d	double	YES		NULL	
f	float	YES		NULL	
r	double	YES		NULL	
drop table t1;
create table t1 (c decimal(3,3), d double(3,3), f float(3,3));
show columns from t1;
Field	Type	Null	Key	Default	Extra
c	decimal(3,3)	YES		NULL	
d	double(3,3)	YES		NULL	
f	float(3,3)	YES		NULL	
drop table t1;
SET @old_sql_mode= @@sql_mode, sql_mode= '';
SET @old_sql_quote_show_create= @@sql_quote_show_create, sql_quote_show_create= OFF;
CREATE TABLE `a/b` (i INT);
ERROR 42000: Incorrect table name 'a/b'
SET sql_mode= '';
SET sql_quote_show_create= OFF;
CREATE TABLE t1 (i INT);
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE t1 (
  i int(11) default NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TABLE t1;
CREATE TABLE `table` (i INT);
SHOW CREATE TABLE `table`;
Table	Create Table
table	CREATE TABLE `table` (
  i int(11) default NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TABLE `table`;
SET sql_quote_show_create= @old_sql_quote_show_create;
SET sql_mode= @old_sql_mode;
select @@max_heap_table_size;
@@max_heap_table_size
1047552
CREATE TABLE t1 (
a int(11) default NULL,
KEY a USING BTREE (a)
) ENGINE=HEAP;
CREATE TABLE t2 (
b int(11) default NULL,
index(b)
) ENGINE=HEAP;
CREATE TABLE t3 (
a int(11) default NULL,
b int(11) default NULL,
KEY a USING BTREE (a),
index(b)
) ENGINE=HEAP;
insert into t1 values (1),(2);
insert into t2 values (1),(2);
insert into t3 values (1,1),(2,2);
show table status;
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	MEMORY	10	Fixed	2	#	#	#	#	0	NULL	NULL	NULL	NULL	latin1_swedish_ci	NULL		
t2	MEMORY	10	Fixed	2	#	#	#	#	0	NULL	NULL	NULL	NULL	latin1_swedish_ci	NULL		
t3	MEMORY	10	Fixed	2	#	#	#	#	0	NULL	NULL	NULL	NULL	latin1_swedish_ci	NULL		
insert into t1 values (3),(4);
insert into t2 values (3),(4);
insert into t3 values (3,3),(4,4);
show table status;
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	MEMORY	10	Fixed	4	#	#	#	#	0	NULL	NULL	NULL	NULL	latin1_swedish_ci	NULL		
t2	MEMORY	10	Fixed	4	#	#	#	#	0	NULL	NULL	NULL	NULL	latin1_swedish_ci	NULL		
t3	MEMORY	10	Fixed	4	#	#	#	#	0	NULL	NULL	NULL	NULL	latin1_swedish_ci	NULL		
insert into t1 values (5);
insert into t2 values (5);
insert into t3 values (5,5);
show table status;
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	MEMORY	10	Fixed	5	#	#	#	#	0	NULL	NULL	NULL	NULL	latin1_swedish_ci	NULL		
t2	MEMORY	10	Fixed	5	#	#	#	#	0	NULL	NULL	NULL	NULL	latin1_swedish_ci	NULL		
t3	MEMORY	10	Fixed	5	#	#	#	#	0	NULL	NULL	NULL	NULL	latin1_swedish_ci	NULL		
delete from t1 where a=3;
delete from t2 where b=3;
delete from t3 where a=3;
show table status;
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	MEMORY	10	Fixed	4	#	#	#	#	#	NULL	NULL	NULL	NULL	latin1_swedish_ci	NULL		
t2	MEMORY	10	Fixed	4	#	#	#	#	#	NULL	NULL	NULL	NULL	latin1_swedish_ci	NULL		
t3	MEMORY	10	Fixed	4	#	#	#	#	#	NULL	NULL	NULL	NULL	latin1_swedish_ci	NULL		
delete from t1;
delete from t2;
delete from t3;
show table status;
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	MEMORY	10	Fixed	0	#	#	#	#	0	NULL	NULL	NULL	NULL	latin1_swedish_ci	NULL		
t2	MEMORY	10	Fixed	0	#	#	#	#	0	NULL	NULL	NULL	NULL	latin1_swedish_ci	NULL		
t3	MEMORY	10	Fixed	0	#	#	#	#	0	NULL	NULL	NULL	NULL	latin1_swedish_ci	NULL		
insert into t1 values (5);
insert into t2 values (5);
insert into t3 values (5,5);
show table status;
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	MEMORY	10	Fixed	1	#	#	#	#	0	NULL	NULL	NULL	NULL	latin1_swedish_ci	NULL		
t2	MEMORY	10	Fixed	1	#	#	#	#	0	NULL	NULL	NULL	NULL	latin1_swedish_ci	NULL		
t3	MEMORY	10	Fixed	1	#	#	#	#	0	NULL	NULL	NULL	NULL	latin1_swedish_ci	NULL		
delete from t1 where a=5;
delete from t2 where b=5;
delete from t3 where a=5;
show table status;
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	MEMORY	10	Fixed	0	#	#	#	#	#	NULL	NULL	NULL	NULL	latin1_swedish_ci	NULL		
t2	MEMORY	10	Fixed	0	#	#	#	#	#	NULL	NULL	NULL	NULL	latin1_swedish_ci	NULL		
t3	MEMORY	10	Fixed	0	#	#	#	#	#	NULL	NULL	NULL	NULL	latin1_swedish_ci	NULL		
drop table t1, t2, t3;
create database mysqltest;
show create database mysqltest;
Database	Create Database
mysqltest	CREATE DATABASE `mysqltest` /*!40100 DEFAULT CHARACTER SET latin1 */
create table mysqltest.t1(a int);
insert into mysqltest.t1 values(1);
grant select on `mysqltest`.* to mysqltest_1@localhost;
grant usage  on `mysqltest`.* to mysqltest_2@localhost;
grant drop   on `mysqltest`.* to mysqltest_3@localhost;
select * from t1;
a
1
show create database mysqltest;
Database	Create Database
mysqltest	CREATE DATABASE `mysqltest` /*!40100 DEFAULT CHARACTER SET latin1 */
drop table t1;
ERROR 42000: DROP command denied to user 'mysqltest_1'@'localhost' for table 't1'
drop database mysqltest;
ERROR 42000: Access denied for user 'mysqltest_1'@'localhost' to database 'mysqltest'
select * from mysqltest.t1;
ERROR 42000: SELECT command denied to user 'mysqltest_2'@'localhost' for table 't1'
show create database mysqltest;
ERROR 42000: Access denied for user 'mysqltest_2'@'localhost' to database 'mysqltest'
drop table mysqltest.t1;
ERROR 42000: DROP command denied to user 'mysqltest_2'@'localhost' for table 't1'
drop database mysqltest;
ERROR 42000: Access denied for user 'mysqltest_2'@'localhost' to database 'mysqltest'
select * from mysqltest.t1;
ERROR 42000: SELECT command denied to user 'mysqltest_3'@'localhost' for table 't1'
show create database mysqltest;
ERROR 42000: Access denied for user 'mysqltest_3'@'localhost' to database 'mysqltest'
drop table mysqltest.t1;
drop database mysqltest;
set names binary;
delete from mysql.user 
where user='mysqltest_1' || user='mysqltest_2' || user='mysqltest_3';
delete from mysql.db   
where user='mysqltest_1' || user='mysqltest_2' || user='mysqltest_3';
flush privileges;
CREATE TABLE t1 (i int, KEY (i)) ENGINE=MEMORY;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `i` int(11) default NULL,
  KEY `i` (`i`)
) ENGINE=MEMORY DEFAULT CHARSET=latin1
DROP TABLE t1;
CREATE TABLE t1 (i int, KEY USING HASH (i)) ENGINE=MEMORY;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `i` int(11) default NULL,
  KEY `i` USING HASH (`i`)
) ENGINE=MEMORY DEFAULT CHARSET=latin1
DROP TABLE t1;
CREATE TABLE t1 (i int, KEY USING BTREE (i)) ENGINE=MEMORY;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `i` int(11) default NULL,
  KEY `i` USING BTREE (`i`)
) ENGINE=MEMORY DEFAULT CHARSET=latin1
DROP TABLE t1;
CREATE TABLE t1 (i int, KEY (i)) ENGINE=MyISAM;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `i` int(11) default NULL,
  KEY `i` (`i`)
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TABLE t1;
CREATE TABLE t1 (i int, KEY USING BTREE (i)) ENGINE=MyISAM;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `i` int(11) default NULL,
  KEY `i` USING BTREE (`i`)
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TABLE t1;
CREATE TABLE t1 (i int, KEY (i)) ENGINE=MyISAM;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `i` int(11) default NULL,
  KEY `i` (`i`)
) ENGINE=MyISAM DEFAULT CHARSET=latin1
ALTER TABLE t1 ENGINE=MEMORY;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `i` int(11) default NULL,
  KEY `i` (`i`)
) ENGINE=MEMORY DEFAULT CHARSET=latin1
DROP TABLE t1;
CREATE TABLE t1 (i int, KEY USING BTREE (i)) ENGINE=MyISAM;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `i` int(11) default NULL,
  KEY `i` USING BTREE (`i`)
) ENGINE=MyISAM DEFAULT CHARSET=latin1
ALTER TABLE t1 ENGINE=MEMORY;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `i` int(11) default NULL,
  KEY `i` USING BTREE (`i`)
) ENGINE=MEMORY DEFAULT CHARSET=latin1
DROP TABLE t1;
CREATE TABLE t1(
field1 text NOT NULL,
PRIMARY KEY(field1(1000))
);
show index from t1;
Catalog	Database	Table	Table_alias	Column	Column_alias	Type	Length	Max length	Is_null	Flags	Decimals	Charsetnr
def			STATISTICS	TABLE_NAME	Table	253	64	2	N	1	0	63
def			STATISTICS	NON_UNIQUE	Non_unique	8	1	1	N	32769	0	63
def			STATISTICS	INDEX_NAME	Key_name	253	64	7	N	1	0	63
def			STATISTICS	SEQ_IN_INDEX	Seq_in_index	8	2	1	N	32769	0	63
def			STATISTICS	COLUMN_NAME	Column_name	253	64	6	N	1	0	63
def			STATISTICS	COLLATION	Collation	253	1	1	Y	0	0	63
def			STATISTICS	CARDINALITY	Cardinality	8	21	1	Y	32768	0	63
def			STATISTICS	SUB_PART	Sub_part	8	3	4	Y	32768	0	63
def			STATISTICS	PACKED	Packed	253	10	0	Y	0	0	63
def			STATISTICS	NULLABLE	Null	253	3	0	N	1	0	63
def			STATISTICS	INDEX_TYPE	Index_type	253	16	5	N	1	0	63
def			STATISTICS	COMMENT	Comment	253	16	0	Y	0	0	63
Table	Non_unique	Key_name	Seq_in_index	Column_name	Collation	Cardinality	Sub_part	Packed	Null	Index_type	Comment
t1	0	PRIMARY	1	field1	A	0	1000	NULL		BTREE	
drop table t1;
create table t1 (
c1 int NOT NULL,
c2 int NOT NULL,
PRIMARY KEY USING HASH (c1),
INDEX USING BTREE(c2)
);
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `c1` int(11) NOT NULL,
  `c2` int(11) NOT NULL,
  PRIMARY KEY  USING HASH (`c1`),
  KEY `c2` USING BTREE (`c2`)
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TABLE t1;
flush tables;
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	NULL	NULL	NULL	NULL	#	#	#	#	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	Incorrect information in file: './test/t1.frm'
show create table t1;
ERROR HY000: Incorrect information in file: './test/t1.frm'
drop table if exists t1;
CREATE TABLE txt1(a int);
CREATE TABLE tyt2(a int);
CREATE TABLE urkunde(a int);
FLUSH TABLES;
SELECT 1 FROM mysql.db, mysql.proc, mysql.user, mysql.time_zone, mysql.time_zone_name, txt1, tyt2, urkunde LIMIT 0;
1
SHOW OPEN TABLES;
Database	Table	In_use	Name_locked
mysql	db	0	0
test	urkunde	0	0
mysql	time_zone	0	0
mysql	user	0	0
test	txt1	0	0
mysql	proc	0	0
test	tyt2	0	0
mysql	time_zone_name	0	0
SHOW OPEN TABLES FROM mysql;
Database	Table	In_use	Name_locked
mysql	db	0	0
mysql	time_zone	0	0
mysql	user	0	0
mysql	proc	0	0
mysql	time_zone_name	0	0
SHOW OPEN TABLES FROM mysql LIKE 'u%';
Database	Table	In_use	Name_locked
mysql	user	0	0
SHOW OPEN TABLES LIKE 't%';
Database	Table	In_use	Name_locked
mysql	time_zone	0	0
test	txt1	0	0
test	tyt2	0	0
mysql	time_zone_name	0	0
SHOW OPEN TABLES LIKE '%o%';
Database	Table	In_use	Name_locked
mysql	time_zone	0	0
mysql	proc	0	0
mysql	time_zone_name	0	0
FLUSH TABLES;
SHOW OPEN TABLES;
Database	Table	In_use	Name_locked
DROP TABLE txt1;
DROP TABLE tyt2;
DROP TABLE urkunde;
SHOW TABLES FROM non_existing_database;
ERROR 42000: Unknown database 'non_existing_database'
SHOW AUTHORS;
Name	Location	Comment
Brian "Krow" Aker	Seattle, WA. USA	Architecture, archive, federated, buncha of little stuff :)
David Axmark	Uppsala, Sweden	Small stuff long time ago, Monty ripped it out!
Omer BarNir	Sunnyvale, CA. USA	Testing (sometimes) and general QA stuff
Nikolay Grishakin	Austin, TX. USA	Testing - Server
Serge Kozlov	Velikie Luki, Russia	Testing - Cluster
Matthias Leich	Berlin, Germany	Testing - Server
Jonathan (Jeb) Miller	Kyle, TX. USA	Testing - Cluster, Replication
Carsten Segieth (Pino)	Fredersdorf, Germany	Testing - Server
Punita Srivastava	Austin, TX. USA	Testing - Merlin
Alexey Stroganov (Ranger)	Lugansk, Ukraine	Testing - Benchmarks
Oleksandr Byelkin	Lugansk, Ukraine	Query Cache (4.0), Subqueries (4.1), Views (5.0)
Dmitri Lenev	Moscow, Russia	Time zones support (4.1), Triggers (5.0)
Konstantin Osipov	Moscow, Russia	Prepared statements (4.1), Cursors (5.0)
Petr Chardin	Moscow, Russia	Instance Manager (5.0)
Sergey Vojtovich	Izhevsk, Russia	Plugins infrastructure (5.1)
Alexander Nozdrin	Moscow, Russia	Bugfixing (Stored Procedures, 5.0)