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drop table if exists t1,t2;
drop table if exists t1aa,t2aa;
drop database if exists mysqltest;
drop database if exists mysqltest1;
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);
-- Here we enable metadata just to check that the collation of the
-- resultset is non-binary for string type. This should be changed
-- after Bug#29394 is implemented.
check table t1 fast;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def Table 253 42 7 Y 0 31 8
def Op 253 3 5 Y 0 31 8
def Msg_type 253 3 6 Y 0 31 8
def Msg_text 253 85 27 Y 0 31 8
Table Op Msg_type Msg_text
test.t1 check status Table is already up to date
check table t1 fast;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def Table 253 42 7 Y 0 31 8
def Op 253 3 5 Y 0 31 8
def Msg_type 253 3 6 Y 0 31 8
def Msg_text 253 85 27 Y 0 31 8
Table Op Msg_type Msg_text
test.t1 check status Table is already up to date
check table t1 changed;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def Table 253 42 7 Y 0 31 8
def Op 253 3 5 Y 0 31 8
def Msg_type 253 3 6 Y 0 31 8
def Msg_text 253 85 2 Y 0 31 8
Table Op Msg_type Msg_text
test.t1 check status OK
insert into t1 values (5,5,5);
check table t1 changed;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def Table 253 42 7 Y 0 31 8
def Op 253 3 5 Y 0 31 8
def Msg_type 253 3 6 Y 0 31 8
def Msg_text 253 85 2 Y 0 31 8
Table Op Msg_type Msg_text
test.t1 check status OK
check table t1 medium;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def Table 253 42 7 Y 0 31 8
def Op 253 3 5 Y 0 31 8
def Msg_type 253 3 6 Y 0 31 8
def Msg_text 253 85 2 Y 0 31 8
Table Op Msg_type Msg_text
test.t1 check status OK
check table t1 extended;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def Table 253 42 7 Y 0 31 8
def Op 253 3 5 Y 0 31 8
def Msg_type 253 3 6 Y 0 31 8
def Msg_text 253 85 2 Y 0 31 8
Table Op Msg_type Msg_text
test.t1 check status OK
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 8
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 8
def STATISTICS SEQ_IN_INDEX Seq_in_index 8 2 1 N 32769 0 63
def STATISTICS COLUMN_NAME Column_name 253 64 1 N 1 0 8
def STATISTICS COLLATION Collation 253 1 1 Y 0 0 8
def STATISTICS CARDINALITY Cardinality 8 21 1 Y 32768 0 63
def STATISTICS SUB_PART Sub_part 8 3 0 Y 32768 0 63
def STATISTICS PACKED Packed 253 10 0 Y 0 0 8
def STATISTICS NULLABLE Null 253 3 0 N 1 0 8
def STATISTICS INDEX_TYPE Index_type 253 16 5 N 1 0 8
def STATISTICS COMMENT Comment 253 16 0 Y 0 0 8
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
-- Here we enable metadata just to check that the collation of the
-- resultset is non-binary for string type. This should be changed
-- after Bug#29394 is implemented.
optimize table t1;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def Table 253 42 7 Y 0 31 8
def Op 253 3 8 Y 0 31 8
def Msg_type 253 3 6 Y 0 31 8
def Msg_text 253 85 2 Y 0 31 8
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;
-- Here we enable metadata just to check that the collation of the
-- resultset is non-binary for string type. This should be changed
-- after Bug#29394 is implemented.
show variables like "wait_timeout%";
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def VARIABLES Variable_name Variable_name 253 80 12 N 1 0 8
def VARIABLES Value Value 253 512 5 N 1 0 8
Variable_name Value
wait_timeout 28800
show variables like "WAIT_timeout%";
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def VARIABLES Variable_name Variable_name 253 80 12 N 1 0 8
def VARIABLES Value Value 253 512 5 N 1 0 8
Variable_name Value
wait_timeout 28800
show variables like "this_doesn't_exists%";
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def VARIABLES Variable_name Variable_name 253 80 0 N 1 0 8
def VARIABLES Value Value 253 512 0 N 1 0 8
Variable_name Value
show table status from test like "this_doesn't_exists%";
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def TABLES TABLE_NAME Name 253 64 0 N 1 0 8
def TABLES ENGINE Engine 253 64 0 Y 0 0 8
def TABLES VERSION Version 8 21 0 Y 32768 0 63
def TABLES ROW_FORMAT Row_format 253 10 0 Y 0 0 8
def TABLES TABLE_ROWS Rows 8 21 0 Y 32768 0 63
def TABLES AVG_ROW_LENGTH Avg_row_length 8 21 0 Y 32768 0 63
def TABLES DATA_LENGTH Data_length 8 21 0 Y 32768 0 63
def TABLES MAX_DATA_LENGTH Max_data_length 8 21 0 Y 32768 0 63
def TABLES INDEX_LENGTH Index_length 8 21 0 Y 32768 0 63
def TABLES DATA_FREE Data_free 8 21 0 Y 32768 0 63
def TABLES AUTO_INCREMENT Auto_increment 8 21 0 Y 32768 0 63
def TABLES CREATE_TIME Create_time 12 19 0 Y 128 0 63
def TABLES UPDATE_TIME Update_time 12 19 0 Y 128 0 63
def TABLES CHECK_TIME Check_time 12 19 0 Y 128 0 63
def TABLES TABLE_COLLATION Collation 253 64 0 Y 0 0 8
def TABLES CHECKSUM Checksum 8 21 0 Y 32768 0 63
def TABLES CREATE_OPTIONS Create_options 253 255 0 Y 0 0 8
def TABLES TABLE_COMMENT Comment 253 80 0 N 1 0 8
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;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def SCHEMATA SCHEMA_NAME Database 253 64 18 N 1 0 8
Database
information_schema
mysql
test
show databases like "test%";
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def SCHEMATA SCHEMA_NAME Database (test%) 253 64 4 N 1 0 8
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);
-- Here we enable metadata just to check that the collation of the
-- resultset is non-binary for string type. This should be changed
-- after Bug#29394 is implemented.
analyze table t1;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def Table 253 42 7 Y 0 31 8
def Op 253 3 7 Y 0 31 8
def Msg_type 253 3 6 Y 0 31 8
def Msg_text 253 85 2 Y 0 31 8
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
-- Here we enable metadata just to check that the collation of the
-- resultset is non-binary for string type. This should be changed
-- after Bug#29394 is implemented.
repair table t1;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def Table 253 42 7 Y 0 31 8
def Op 253 3 6 Y 0 31 8
def Msg_type 253 3 6 Y 0 31 8
def Msg_text 253 85 2 Y 0 31 8
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 NULL 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
1048576
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 t1;
End of 4.1 tests
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'
DROP VIEW IF EXISTS v1;
DROP PROCEDURE IF EXISTS p1;
CREATE VIEW v1 AS SELECT 1;
SHOW CREATE VIEW v1;
View Create View
v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select 1 AS `1`
DROP VIEW v1;
CREATE VIEW v1 AS SELECT SQL_CACHE 1;
SHOW CREATE VIEW v1;
View Create View
v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select sql_cache 1 AS `1`
DROP VIEW v1;
CREATE VIEW v1 AS SELECT SQL_NO_CACHE 1;
SHOW CREATE VIEW v1;
View Create View
v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select sql_no_cache 1 AS `1`
DROP VIEW v1;
CREATE VIEW v1 AS SELECT NOW();
SHOW CREATE VIEW v1;
View Create View
v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select now() AS `NOW()`
DROP VIEW v1;
CREATE VIEW v1 AS SELECT SQL_CACHE NOW();
SHOW CREATE VIEW v1;
View Create View
v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select sql_cache now() AS `NOW()`
DROP VIEW v1;
CREATE VIEW v1 AS SELECT SQL_NO_CACHE NOW();
SHOW CREATE VIEW v1;
View Create View
v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select sql_no_cache now() AS `NOW()`
DROP VIEW v1;
CREATE VIEW v1 AS SELECT SQL_CACHE SQL_NO_CACHE NOW();
SHOW CREATE VIEW v1;
View Create View
v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select sql_no_cache now() AS `NOW()`
DROP VIEW v1;
CREATE VIEW v1 AS SELECT SQL_NO_CACHE SQL_CACHE NOW();
SHOW CREATE VIEW v1;
View Create View
v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select sql_no_cache now() AS `NOW()`
DROP VIEW v1;
CREATE VIEW v1 AS SELECT SQL_CACHE SQL_NO_CACHE SQL_CACHE NOW();
SHOW CREATE VIEW v1;
View Create View
v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select sql_no_cache now() AS `NOW()`
DROP VIEW v1;
CREATE PROCEDURE p1()
BEGIN
SET @s= 'CREATE VIEW v1 AS SELECT SQL_CACHE 1';
PREPARE stmt FROM @s;
EXECUTE stmt;
DROP PREPARE stmt;
END |
CALL p1();
SHOW CREATE VIEW v1;
View Create View
v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select sql_cache 1 AS `1`
DROP PROCEDURE p1;
DROP VIEW v1;
SHOW TABLES FROM no_such_database;
ERROR 42000: Unknown database 'no_such_database'
SHOW COLUMNS FROM no_such_table;
ERROR 42S02: Table 'test.no_such_table' doesn't exist
flush status;
show status like 'slow_queries';
Variable_name Value
Slow_queries 0
show tables;
Tables_in_test
show status like 'slow_queries';
Variable_name Value
Slow_queries 0
select 1 from information_schema.tables limit 1;
1
1
show status like 'slow_queries';
Variable_name Value
Slow_queries 1
DROP DATABASE IF EXISTS mysqltest1;
DROP TABLE IF EXISTS t1;
DROP VIEW IF EXISTS v1;
DROP PROCEDURE IF EXISTS p1;
DROP FUNCTION IF EXISTS f1;
CREATE DATABASE mysqltest1;
CREATE TABLE t1(c INT NOT NULL PRIMARY KEY);
CREATE TRIGGER t1_bi BEFORE INSERT ON t1 FOR EACH ROW SET @a = 1;
CREATE VIEW v1 AS SELECT 1;
CREATE PROCEDURE p1() SELECT 1;
CREATE FUNCTION f1() RETURNS INT RETURN 1;
set names utf8;
-- Here we enable metadata just to check that the collation of the
-- resultset is non-binary for string type. This should be changed
-- after Bug#29394 is implemented.
----------------------------------------------------------------
SHOW CHARACTER SET LIKE 'utf8';
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def CHARACTER_SETS CHARACTER_SET_NAME Charset 253 192 4 N 1 0 33
def CHARACTER_SETS DESCRIPTION Description 253 180 13 N 1 0 33
def CHARACTER_SETS DEFAULT_COLLATE_NAME Default collation 253 192 15 N 1 0 33
def CHARACTER_SETS MAXLEN Maxlen 8 3 1 N 32769 0 63
Charset Description Default collation Maxlen
utf8 UTF-8 Unicode utf8_general_ci 3
----------------------------------------------------------------
SHOW COLLATION LIKE 'latin1_bin';
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def COLLATIONS COLLATION_NAME Collation 253 192 10 N 1 0 33
def COLLATIONS CHARACTER_SET_NAME Charset 253 192 6 N 1 0 33
def COLLATIONS ID Id 8 11 2 N 32769 0 63
def COLLATIONS IS_DEFAULT Default 253 9 0 N 1 0 33
def COLLATIONS IS_COMPILED Compiled 253 9 3 N 1 0 33
def COLLATIONS SORTLEN Sortlen 8 3 1 N 32769 0 63
Collation Charset Id Default Compiled Sortlen
latin1_bin latin1 47 Yes 1
----------------------------------------------------------------
SHOW CREATE DATABASE mysqltest1;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def Database 253 63 10 N 1 31 33
def Create Database 253 1023 69 N 1 31 33
Database Create Database
mysqltest1 CREATE DATABASE `mysqltest1` /*!40100 DEFAULT CHARACTER SET latin1 */
----------------------------------------------------------------
SHOW DATABASES LIKE 'mysqltest1';
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def SCHEMATA SCHEMA_NAME Database (mysqltest1) 253 192 10 N 1 0 33
Database (mysqltest1)
mysqltest1
----------------------------------------------------------------
SHOW CREATE TABLE t1;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def Table 253 63 2 N 1 31 33
def Create Table 253 1023 103 N 1 31 33
Table Create Table
t1 CREATE TABLE `t1` (
`c` int(11) NOT NULL,
PRIMARY KEY (`c`)
) ENGINE=MyISAM DEFAULT CHARSET=latin1
----------------------------------------------------------------
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 253 192 2 N 1 0 33
def STATISTICS NON_UNIQUE Non_unique 8 1 1 N 32769 0 63
def STATISTICS INDEX_NAME Key_name 253 192 7 N 1 0 33
def STATISTICS SEQ_IN_INDEX Seq_in_index 8 2 1 N 32769 0 63
def STATISTICS COLUMN_NAME Column_name 253 192 1 N 1 0 33
def STATISTICS COLLATION Collation 253 3 1 Y 0 0 33
def STATISTICS CARDINALITY Cardinality 8 21 1 Y 32768 0 63
def STATISTICS SUB_PART Sub_part 8 3 0 Y 32768 0 63
def STATISTICS PACKED Packed 253 30 0 Y 0 0 33
def STATISTICS NULLABLE Null 253 9 0 N 1 0 33
def STATISTICS INDEX_TYPE Index_type 253 48 5 N 1 0 33
def STATISTICS COMMENT Comment 253 48 0 Y 0 0 33
Table Non_unique Key_name Seq_in_index Column_name Collation Cardinality Sub_part Packed Null Index_type Comment
t1 0 PRIMARY 1 c A 0 NULL NULL BTREE
----------------------------------------------------------------
SELECT
TABLE_CATALOG,
TABLE_SCHEMA,
TABLE_NAME,
TABLE_TYPE,
ENGINE,
ROW_FORMAT,
TABLE_COLLATION,
CREATE_OPTIONS,
TABLE_COMMENT
FROM INFORMATION_SCHEMA.TABLES
WHERE table_name = 't1';
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def TABLES TABLE_CATALOG TABLE_CATALOG 253 1536 0 Y 0 0 33
def TABLES TABLE_SCHEMA TABLE_SCHEMA 253 192 4 N 1 0 33
def TABLES TABLE_NAME TABLE_NAME 253 192 2 N 1 0 33
def TABLES TABLE_TYPE TABLE_TYPE 253 192 10 N 1 0 33
def TABLES ENGINE ENGINE 253 192 6 Y 0 0 33
def TABLES ROW_FORMAT ROW_FORMAT 253 30 5 Y 0 0 33
def TABLES TABLE_COLLATION TABLE_COLLATION 253 192 17 Y 0 0 33
def TABLES CREATE_OPTIONS CREATE_OPTIONS 253 765 0 Y 0 0 33
def TABLES TABLE_COMMENT TABLE_COMMENT 253 240 0 N 1 0 33
TABLE_CATALOG TABLE_SCHEMA TABLE_NAME TABLE_TYPE ENGINE ROW_FORMAT TABLE_COLLATION CREATE_OPTIONS TABLE_COMMENT
NULL test t1 BASE TABLE MyISAM Fixed latin1_swedish_ci
----------------------------------------------------------------
SELECT
TABLE_CATALOG,
TABLE_SCHEMA,
TABLE_NAME,
COLUMN_NAME,
COLUMN_DEFAULT,
IS_NULLABLE,
DATA_TYPE,
CHARACTER_SET_NAME,
COLLATION_NAME,
COLUMN_TYPE,
COLUMN_KEY,
EXTRA,
PRIVILEGES,
COLUMN_COMMENT
FROM INFORMATION_SCHEMA.COLUMNS
WHERE table_name = 't1';
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def COLUMNS TABLE_CATALOG TABLE_CATALOG 253 1536 0 Y 0 0 33
def COLUMNS TABLE_SCHEMA TABLE_SCHEMA 253 192 4 N 1 0 33
def COLUMNS TABLE_NAME TABLE_NAME 253 192 2 N 1 0 33
def COLUMNS COLUMN_NAME COLUMN_NAME 253 192 1 N 1 0 33
def COLUMNS COLUMN_DEFAULT COLUMN_DEFAULT 252 589815 0 Y 16 0 33
def COLUMNS IS_NULLABLE IS_NULLABLE 253 9 2 N 1 0 33
def COLUMNS DATA_TYPE DATA_TYPE 253 192 3 N 1 0 33
def COLUMNS CHARACTER_SET_NAME CHARACTER_SET_NAME 253 192 0 Y 0 0 33
def COLUMNS COLLATION_NAME COLLATION_NAME 253 192 0 Y 0 0 33
def COLUMNS COLUMN_TYPE COLUMN_TYPE 252 589815 7 N 17 0 33
def COLUMNS COLUMN_KEY COLUMN_KEY 253 9 3 N 1 0 33
def COLUMNS EXTRA EXTRA 253 60 0 N 1 0 33
def COLUMNS PRIVILEGES PRIVILEGES 253 240 31 N 1 0 33
def COLUMNS COLUMN_COMMENT COLUMN_COMMENT 253 765 0 N 1 0 33
TABLE_CATALOG TABLE_SCHEMA TABLE_NAME COLUMN_NAME COLUMN_DEFAULT IS_NULLABLE DATA_TYPE CHARACTER_SET_NAME COLLATION_NAME COLUMN_TYPE COLUMN_KEY EXTRA PRIVILEGES COLUMN_COMMENT
NULL test t1 c NULL NO int NULL NULL int(11) PRI select,insert,update,references
----------------------------------------------------------------
SHOW TABLES LIKE 't1';
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def TABLE_NAMES TABLE_NAME Tables_in_test (t1) 253 192 2 N 1 0 33
Tables_in_test (t1)
t1
----------------------------------------------------------------
SHOW COLUMNS FROM t1;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def COLUMNS COLUMN_NAME Field 253 192 1 N 1 0 33
def COLUMNS COLUMN_TYPE Type 252 589815 7 N 17 0 33
def COLUMNS IS_NULLABLE Null 253 9 2 N 1 0 33
def COLUMNS COLUMN_KEY Key 253 9 3 N 1 0 33
def COLUMNS COLUMN_DEFAULT Default 252 589815 0 Y 16 0 33
def COLUMNS EXTRA Extra 253 60 0 N 1 0 33
Field Type Null Key Default Extra
c int(11) NO PRI NULL
----------------------------------------------------------------
SHOW TRIGGERS LIKE 't1';
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def TRIGGERS TRIGGER_NAME Trigger 253 192 5 N 1 0 33
def TRIGGERS EVENT_MANIPULATION Event 253 18 6 N 1 0 33
def TRIGGERS EVENT_OBJECT_TABLE Table 253 192 2 N 1 0 33
def TRIGGERS ACTION_STATEMENT Statement 252 589815 10 N 17 0 33
def TRIGGERS ACTION_TIMING Timing 253 18 6 N 1 0 33
def TRIGGERS CREATED Created 12 19 0 Y 128 0 63
def TRIGGERS SQL_MODE sql_mode 252 589815 0 N 17 0 33
def TRIGGERS DEFINER Definer 252 589815 14 N 17 0 33
Trigger Event Table Statement Timing Created sql_mode Definer
t1_bi INSERT t1 SET @a = 1 BEFORE NULL root@localhost
----------------------------------------------------------------
SELECT
TRIGGER_CATALOG,
TRIGGER_SCHEMA,
TRIGGER_NAME,
EVENT_MANIPULATION,
EVENT_OBJECT_CATALOG,
EVENT_OBJECT_SCHEMA,
EVENT_OBJECT_TABLE,
ACTION_CONDITION,
ACTION_STATEMENT,
ACTION_ORIENTATION,
ACTION_TIMING,
ACTION_REFERENCE_OLD_TABLE,
ACTION_REFERENCE_NEW_TABLE,
ACTION_REFERENCE_OLD_ROW,
ACTION_REFERENCE_NEW_ROW,
SQL_MODE,
DEFINER
FROM INFORMATION_SCHEMA.TRIGGERS
WHERE trigger_name = 't1_bi';
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def TRIGGERS TRIGGER_CATALOG TRIGGER_CATALOG 253 1536 0 Y 0 0 33
def TRIGGERS TRIGGER_SCHEMA TRIGGER_SCHEMA 253 192 4 N 1 0 33
def TRIGGERS TRIGGER_NAME TRIGGER_NAME 253 192 5 N 1 0 33
def TRIGGERS EVENT_MANIPULATION EVENT_MANIPULATION 253 18 6 N 1 0 33
def TRIGGERS EVENT_OBJECT_CATALOG EVENT_OBJECT_CATALOG 253 1536 0 Y 0 0 33
def TRIGGERS EVENT_OBJECT_SCHEMA EVENT_OBJECT_SCHEMA 253 192 4 N 1 0 33
def TRIGGERS EVENT_OBJECT_TABLE EVENT_OBJECT_TABLE 253 192 2 N 1 0 33
def TRIGGERS ACTION_CONDITION ACTION_CONDITION 252 589815 0 Y 16 0 33
def TRIGGERS ACTION_STATEMENT ACTION_STATEMENT 252 589815 10 N 17 0 33
def TRIGGERS ACTION_ORIENTATION ACTION_ORIENTATION 253 27 3 N 1 0 33
def TRIGGERS ACTION_TIMING ACTION_TIMING 253 18 6 N 1 0 33
def TRIGGERS ACTION_REFERENCE_OLD_TABLE ACTION_REFERENCE_OLD_TABLE 253 192 0 Y 0 0 33
def TRIGGERS ACTION_REFERENCE_NEW_TABLE ACTION_REFERENCE_NEW_TABLE 253 192 0 Y 0 0 33
def TRIGGERS ACTION_REFERENCE_OLD_ROW ACTION_REFERENCE_OLD_ROW 253 9 3 N 1 0 33
def TRIGGERS ACTION_REFERENCE_NEW_ROW ACTION_REFERENCE_NEW_ROW 253 9 3 N 1 0 33
def TRIGGERS SQL_MODE SQL_MODE 252 589815 0 N 17 0 33
def TRIGGERS DEFINER DEFINER 252 589815 14 N 17 0 33
TRIGGER_CATALOG TRIGGER_SCHEMA TRIGGER_NAME EVENT_MANIPULATION EVENT_OBJECT_CATALOG EVENT_OBJECT_SCHEMA EVENT_OBJECT_TABLE ACTION_CONDITION ACTION_STATEMENT ACTION_ORIENTATION ACTION_TIMING ACTION_REFERENCE_OLD_TABLE ACTION_REFERENCE_NEW_TABLE ACTION_REFERENCE_OLD_ROW ACTION_REFERENCE_NEW_ROW SQL_MODE DEFINER
NULL test t1_bi INSERT NULL test t1 NULL SET @a = 1 ROW BEFORE NULL NULL OLD NEW root@localhost
----------------------------------------------------------------
SHOW CREATE VIEW v1;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def View 253 63 2 N 1 31 33
def Create View 253 1023 103 N 1 31 33
View Create View
v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select 1 AS `1`
----------------------------------------------------------------
SELECT *
FROM INFORMATION_SCHEMA.VIEWS
WHERE table_name = 'v1';
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def VIEWS TABLE_CATALOG TABLE_CATALOG 253 1536 0 Y 0 0 33
def VIEWS TABLE_SCHEMA TABLE_SCHEMA 253 192 4 N 1 0 33
def VIEWS TABLE_NAME TABLE_NAME 253 192 2 N 1 0 33
def VIEWS VIEW_DEFINITION VIEW_DEFINITION 252 589815 41 N 17 0 33
def VIEWS CHECK_OPTION CHECK_OPTION 253 24 4 N 1 0 33
def VIEWS IS_UPDATABLE IS_UPDATABLE 253 9 2 N 1 0 33
def VIEWS DEFINER DEFINER 253 231 14 N 1 0 33
def VIEWS SECURITY_TYPE SECURITY_TYPE 253 21 7 N 1 0 33
TABLE_CATALOG TABLE_SCHEMA TABLE_NAME VIEW_DEFINITION CHECK_OPTION IS_UPDATABLE DEFINER SECURITY_TYPE
NULL test v1 /* ALGORITHM=UNDEFINED */ select 1 AS `1` NONE NO root@localhost DEFINER
----------------------------------------------------------------
SHOW CREATE PROCEDURE p1;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def Procedure 253 63 2 N 1 31 33
def sql_mode 253 0 0 N 1 31 33
def Create Procedure 253 2046 59 Y 0 31 33
Procedure sql_mode Create Procedure
p1 CREATE DEFINER=`root`@`localhost` PROCEDURE `p1`()
SELECT 1
----------------------------------------------------------------
SELECT
SPECIFIC_NAME,
ROUTINE_CATALOG,
ROUTINE_SCHEMA,
ROUTINE_NAME,
ROUTINE_TYPE,
DTD_IDENTIFIER,
ROUTINE_BODY,
ROUTINE_DEFINITION,
EXTERNAL_NAME,
EXTERNAL_LANGUAGE,
PARAMETER_STYLE,
IS_DETERMINISTIC,
SQL_DATA_ACCESS,
SQL_PATH,
SECURITY_TYPE,
SQL_MODE,
ROUTINE_COMMENT,
DEFINER
FROM INFORMATION_SCHEMA.ROUTINES
WHERE routine_name = 'p1';
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def ROUTINES SPECIFIC_NAME SPECIFIC_NAME 253 192 2 N 1 0 33
def ROUTINES ROUTINE_CATALOG ROUTINE_CATALOG 253 1536 0 Y 0 0 33
def ROUTINES ROUTINE_SCHEMA ROUTINE_SCHEMA 253 192 4 N 1 0 33
def ROUTINES ROUTINE_NAME ROUTINE_NAME 253 192 2 N 1 0 33
def ROUTINES ROUTINE_TYPE ROUTINE_TYPE 253 27 9 N 1 0 33
def ROUTINES DTD_IDENTIFIER DTD_IDENTIFIER 253 192 0 Y 0 0 33
def ROUTINES ROUTINE_BODY ROUTINE_BODY 253 24 3 N 1 0 33
def ROUTINES ROUTINE_DEFINITION ROUTINE_DEFINITION 252 589815 8 Y 16 0 33
def ROUTINES EXTERNAL_NAME EXTERNAL_NAME 253 192 0 Y 0 0 33
def ROUTINES EXTERNAL_LANGUAGE EXTERNAL_LANGUAGE 253 192 0 Y 0 0 33
def ROUTINES PARAMETER_STYLE PARAMETER_STYLE 253 24 3 N 1 0 33
def ROUTINES IS_DETERMINISTIC IS_DETERMINISTIC 253 9 2 N 1 0 33
def ROUTINES SQL_DATA_ACCESS SQL_DATA_ACCESS 253 192 12 N 1 0 33
def ROUTINES SQL_PATH SQL_PATH 253 192 0 Y 0 0 33
def ROUTINES SECURITY_TYPE SECURITY_TYPE 253 21 7 N 1 0 33
def ROUTINES SQL_MODE SQL_MODE 252 589815 0 N 17 0 33
def ROUTINES ROUTINE_COMMENT ROUTINE_COMMENT 253 192 0 N 1 0 33
def ROUTINES DEFINER DEFINER 253 231 14 N 1 0 33
SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE SQL_MODE ROUTINE_COMMENT DEFINER
p1 NULL test p1 PROCEDURE NULL SQL SELECT 1 NULL NULL SQL NO CONTAINS SQL NULL DEFINER root@localhost
----------------------------------------------------------------
SHOW CREATE FUNCTION f1;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def Function 253 63 2 N 1 31 33
def sql_mode 253 0 0 N 1 31 33
def Create Function 253 2046 74 Y 0 31 33
Function sql_mode Create Function
f1 CREATE DEFINER=`root`@`localhost` FUNCTION `f1`() RETURNS int(11)
RETURN 1
----------------------------------------------------------------
SELECT
SPECIFIC_NAME,
ROUTINE_CATALOG,
ROUTINE_SCHEMA,
ROUTINE_NAME,
ROUTINE_TYPE,
DTD_IDENTIFIER,
ROUTINE_BODY,
ROUTINE_DEFINITION,
EXTERNAL_NAME,
EXTERNAL_LANGUAGE,
PARAMETER_STYLE,
IS_DETERMINISTIC,
SQL_DATA_ACCESS,
SQL_PATH,
SECURITY_TYPE,
SQL_MODE,
ROUTINE_COMMENT,
DEFINER
FROM INFORMATION_SCHEMA.ROUTINES
WHERE routine_name = 'f1';
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def ROUTINES SPECIFIC_NAME SPECIFIC_NAME 253 192 2 N 1 0 33
def ROUTINES ROUTINE_CATALOG ROUTINE_CATALOG 253 1536 0 Y 0 0 33
def ROUTINES ROUTINE_SCHEMA ROUTINE_SCHEMA 253 192 4 N 1 0 33
def ROUTINES ROUTINE_NAME ROUTINE_NAME 253 192 2 N 1 0 33
def ROUTINES ROUTINE_TYPE ROUTINE_TYPE 253 27 8 N 1 0 33
def ROUTINES DTD_IDENTIFIER DTD_IDENTIFIER 253 192 7 Y 0 0 33
def ROUTINES ROUTINE_BODY ROUTINE_BODY 253 24 3 N 1 0 33
def ROUTINES ROUTINE_DEFINITION ROUTINE_DEFINITION 252 589815 8 Y 16 0 33
def ROUTINES EXTERNAL_NAME EXTERNAL_NAME 253 192 0 Y 0 0 33
def ROUTINES EXTERNAL_LANGUAGE EXTERNAL_LANGUAGE 253 192 0 Y 0 0 33
def ROUTINES PARAMETER_STYLE PARAMETER_STYLE 253 24 3 N 1 0 33
def ROUTINES IS_DETERMINISTIC IS_DETERMINISTIC 253 9 2 N 1 0 33
def ROUTINES SQL_DATA_ACCESS SQL_DATA_ACCESS 253 192 12 N 1 0 33
def ROUTINES SQL_PATH SQL_PATH 253 192 0 Y 0 0 33
def ROUTINES SECURITY_TYPE SECURITY_TYPE 253 21 7 N 1 0 33
def ROUTINES SQL_MODE SQL_MODE 252 589815 0 N 17 0 33
def ROUTINES ROUTINE_COMMENT ROUTINE_COMMENT 253 192 0 N 1 0 33
def ROUTINES DEFINER DEFINER 253 231 14 N 1 0 33
SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE SQL_MODE ROUTINE_COMMENT DEFINER
f1 NULL test f1 FUNCTION int(11) SQL RETURN 1 NULL NULL SQL NO CONTAINS SQL NULL DEFINER root@localhost
----------------------------------------------------------------
DROP DATABASE mysqltest1;
DROP TABLE t1;
DROP VIEW v1;
DROP PROCEDURE p1;
DROP FUNCTION f1;
set names koi8r;
DROP DATABASE IF EXISTS mysqltest1;
CREATE DATABASE mysqltest1;
use mysqltest1;
CREATE TABLE t1(1 INT);
---> Dumping mysqltest1 to show_check.mysqltest1.sql
DROP DATABASE mysqltest1;
---> Restoring mysqltest1...
SHOW CREATE TABLE mysqltest1.t1;
Table Create Table
t1 CREATE TABLE `t1` (
`1` int(11) default NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP DATABASE mysqltest1;
use test;
flush status;
show variables like "log_queries_not_using_indexes";
Variable_name Value
log_queries_not_using_indexes ON
select 1 from information_schema.tables limit 1;
1
1
show status like 'slow_queries';
Variable_name Value
Slow_queries 1
set global log_queries_not_using_indexes=OFF;
show variables like "log_queries_not_using_indexes";
Variable_name Value
log_queries_not_using_indexes OFF
select 1 from information_schema.tables limit 1;
1
1
show status like 'slow_queries';
Variable_name Value
Slow_queries 1
set global log_queries_not_using_indexes=ON;
show variables like "log_queries_not_using_indexes";
Variable_name Value
log_queries_not_using_indexes ON
select 1 from information_schema.tables limit 1;
1
1
show status like 'slow_queries';
Variable_name Value
Slow_queries 2
show variables like 'myisam_recover_options';
Variable_name Value
myisam_recover_options OFF
End of 5.0 tests