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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;
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;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def Table 8 512 7 Y 0 31 45
def Op 8 40 5 Y 0 31 45
def Msg_type 8 40 6 Y 0 31 45
def Msg_text 8 1020 2 Y 0 31 45
Table Op Msg_type Msg_text
test.t1 check status OK
insert into t1 values (5,5,5);
check table t1;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def Table 8 512 7 Y 0 31 45
def Op 8 40 5 Y 0 31 45
def Msg_type 8 40 6 Y 0 31 45
def Msg_text 8 1020 2 Y 0 31 45
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 data_dictionary show_indexes SHOW_INDEXES Table Table 8 1024 2 N 4097 0 45
def data_dictionary show_indexes SHOW_INDEXES Unique Unique 13 1 1 N 36897 0 63
def data_dictionary show_indexes SHOW_INDEXES Key_name Key_name 8 1024 7 N 4097 0 45
def data_dictionary show_indexes SHOW_INDEXES Seq_in_index Seq_in_index 5 21 1 N 36865 0 63
def data_dictionary show_indexes SHOW_INDEXES Column_name Column_name 8 1024 1 N 4097 0 45
Table Unique Key_name Seq_in_index Column_name
t1 YES PRIMARY 1 a
t1 NO b 1 b
t1 NO b 2 c
insert into t1 values (5,5,5);
ERROR 23000: Duplicate entry '5' for key 'PRIMARY'
-- 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.
alter table t1 engine="default";
alter table t1 engine="default";
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 "server_id%";
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def data_dictionary session_variables SESSION_VARIABLES VARIABLE_NAME Variable_name 8 1024 9 N 4097 0 45
def data_dictionary session_variables SESSION_VARIABLES VARIABLE_VALUE Value 8 4096 1 N 4097 0 45
Variable_name Value
server_id 1
show variables like "SERVER_id%";
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def data_dictionary session_variables SESSION_VARIABLES VARIABLE_NAME Variable_name 8 1024 9 N 4097 0 45
def data_dictionary session_variables SESSION_VARIABLES VARIABLE_VALUE Value 8 4096 1 N 4097 0 45
Variable_name Value
server_id 1
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 data_dictionary session_variables SESSION_VARIABLES VARIABLE_NAME Variable_name 8 1024 0 N 4097 0 45
def data_dictionary session_variables SESSION_VARIABLES VARIABLE_VALUE Value 8 4096 0 N 4097 0 45
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 data_dictionary show_table_status SHOW_TABLE_STATUS Session Session 5 21 0 N 36865 0 63
def data_dictionary show_table_status SHOW_TABLE_STATUS Schema Schema 8 1024 0 N 4097 0 45
def data_dictionary show_table_status SHOW_TABLE_STATUS Name Name 8 1024 0 N 4097 0 45
def data_dictionary show_table_status SHOW_TABLE_STATUS Type Type 8 1024 0 N 4097 0 45
def data_dictionary show_table_status SHOW_TABLE_STATUS Engine Engine 8 1024 0 N 4097 0 45
def data_dictionary show_table_status SHOW_TABLE_STATUS Version Version 8 1024 0 N 4097 0 45
def data_dictionary show_table_status SHOW_TABLE_STATUS Rows Rows 8 1024 0 N 4097 0 45
def data_dictionary show_table_status SHOW_TABLE_STATUS Avg_row_length Avg_row_length 8 1024 0 N 4097 0 45
def data_dictionary show_table_status SHOW_TABLE_STATUS Table_size Table_size 8 1024 0 N 4097 0 45
def data_dictionary show_table_status SHOW_TABLE_STATUS Auto_increment Auto_increment 8 1024 0 N 4097 0 45
Session Schema Name Type Engine Version Rows Avg_row_length Table_size Auto_increment
show databases;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def data_dictionary show_schemas SHOW_SCHEMAS SCHEMA_NAME Database 8 1024 18 N 4097 0 45
Database
DATA_DICTIONARY
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 data_dictionary show_schemas SHOW_SCHEMAS SCHEMA_NAME Database (test%) 8 1024 4 N 4097 0 45
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 8 512 7 Y 0 31 45
def Op 8 40 7 Y 0 31 45
def Msg_type 8 40 6 Y 0 31 45
def Msg_text 8 1020 2 Y 0 31 45
Table Op Msg_type Msg_text
test.t1 analyze status OK
show index from t1;
Table Unique Key_name Seq_in_index Column_name
t1 YES PRIMARY 1 f1
t1 YES PRIMARY 2 f2
t1 YES PRIMARY 3 f3
t1 YES PRIMARY 4 f4
show index from t1;
Table Unique Key_name Seq_in_index Column_name
t1 YES PRIMARY 1 f1
t1 YES PRIMARY 2 f2
t1 YES PRIMARY 3 f3
t1 YES PRIMARY 4 f4
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 NOT NULL
) ENGINE=DEFAULT COLLATE = utf8_general_ci
alter table t1 rename t2;
show create table t2;
Table Create Table
t2 CREATE TEMPORARY TABLE `t2` (
`a` INT NOT NULL
) ENGINE=DEFAULT COLLATE = utf8_general_ci
drop table t2;
create table t1 (
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` (
`name` VARCHAR(20) COLLATE utf8_general_ci DEFAULT 'O''Brien' COMMENT 'O''Brien as default',
`c` INT NOT NULL COMMENT 'int column',
`c-b` INT DEFAULT NULL COMMENT 'name with a minus',
`space 2` INT DEFAULT NULL COMMENT 'name with a space'
) ENGINE=DEFAULT COMMENT='it''s a table' COLLATE = utf8_general_ci
show columns from t1;
Field Type Null Default Default_is_NULL On_Update
name VARCHAR YES O'Brien NO
c INTEGER NO NO
c-b INTEGER YES YES
space 2 INTEGER YES YES
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 NOT NULL,
UNIQUE KEY `aa` (`a`) USING BTREE
) ENGINE=DEFAULT COLLATE = utf8_general_ci
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 NOT NULL,
PRIMARY KEY (`a`) USING BTREE
) ENGINE=DEFAULT COLLATE = utf8_general_ci
drop table t1;
create temporary table t1 (a int not null, b VARCHAR(10), INDEX (b) ) COMMENT="test" ENGINE=MYISAM ROW_FORMAT=fixed;
show create table t1;
Table Create Table
t1 CREATE TEMPORARY TABLE `t1` (
`a` INT NOT NULL,
`b` VARCHAR(10) COLLATE utf8_general_ci DEFAULT NULL,
KEY `b` (`b`) USING BTREE
) ENGINE=MyISAM ROW_FORMAT='fixed' COMMENT='test' COLLATE = utf8_general_ci
alter table t1 ROW_FORMAT=dynamic;
show create table t1;
Table Create Table
t1 CREATE TEMPORARY TABLE `t1` (
`a` INT NOT NULL,
`b` VARCHAR(10) COLLATE utf8_general_ci DEFAULT NULL,
KEY `b` (`b`) USING BTREE
) ENGINE=MyISAM ROW_FORMAT='dynamic' COMMENT='test' COLLATE = utf8_general_ci
ALTER TABLE t1 COMMENT="", ROW_FORMAT=default;
show create table t1;
Table Create Table
t1 CREATE TEMPORARY TABLE `t1` (
`a` INT NOT NULL,
`b` VARCHAR(10) COLLATE utf8_general_ci DEFAULT NULL,
KEY `b` (`b`) USING BTREE
) ENGINE=MyISAM ROW_FORMAT='default' COLLATE = utf8_general_ci
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 Default Default_is_NULL On_Update
a DECIMAL YES YES
b DECIMAL YES YES
e DOUBLE YES YES
f DOUBLE YES YES
h DOUBLE YES YES
i DOUBLE YES YES
show columns from t1;
Field Type Null Default Default_is_NULL On_Update
a DECIMAL YES YES
b DECIMAL YES YES
e DOUBLE YES YES
f DOUBLE YES YES
h DOUBLE YES YES
i DOUBLE YES YES
drop table t1;
create temporary table t1 (
type_int int,
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,
type_datetime datetime,
type_enum enum ('red', 'green', 'blue'),
type_set enum ('red', 'green', 'blue'),
type_blob blob,
index(type_int)
) COMMENT="test" ENGINE=MYISAM ROW_FORMAT=fixed;
show create table t1;
Table Create Table
t1 CREATE TEMPORARY TABLE `t1` (
`type_int` INT DEFAULT NULL,
`type_bigint` BIGINT DEFAULT NULL,
`type_decimal` DECIMAL(5,2) DEFAULT NULL,
`type_numeric` DECIMAL(5,2) DEFAULT NULL,
`empty_char` VARCHAR(0) COLLATE utf8_general_ci DEFAULT NULL,
`type_char` VARCHAR(2) COLLATE utf8_general_ci DEFAULT NULL,
`type_varchar` VARCHAR(10) COLLATE utf8_general_ci DEFAULT NULL,
`type_timestamp` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
`type_date` DATE DEFAULT NULL,
`type_datetime` DATETIME DEFAULT NULL,
`type_enum` ENUM('red','green','blue') DEFAULT NULL,
`type_set` ENUM('red','green','blue') DEFAULT NULL,
`type_blob` BLOB,
KEY `type_int` (`type_int`) USING BTREE
) ENGINE=MyISAM ROW_FORMAT='fixed' COMMENT='test' COLLATE = utf8_general_ci
insert into t1 (type_timestamp) values ("2003-02-07 10:00:01");
select * from t1;
type_int type_bigint type_decimal type_numeric empty_char type_char type_varchar type_timestamp type_date type_datetime type_enum type_set type_blob
NULL NULL NULL NULL NULL NULL NULL 2003-02-07 10:00:01 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 Default Default_is_NULL On_Update
max(a) INTEGER YES YES
drop table t1,t2;
create table t1 (c decimal, d double, f float, r real);
show columns from t1;
Field Type Null Default Default_is_NULL On_Update
c DECIMAL YES YES
d DOUBLE YES YES
f DOUBLE YES YES
r DOUBLE YES YES
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 Default Default_is_NULL On_Update
c DECIMAL YES YES
d DOUBLE YES YES
f DOUBLE YES YES
drop table t1;
CREATE TABLE ```ab``cd``` (i INT);
SHOW CREATE TABLE ```ab``cd```;
Table Create Table
`ab`cd` CREATE TABLE ```ab``cd``` (
`i` INT DEFAULT NULL
) ENGINE=DEFAULT COLLATE = utf8_general_ci
DROP TABLE ```ab``cd```;
CREATE TABLE ```ab````cd``` (i INT);
SHOW CREATE TABLE ```ab````cd```;
Table Create Table
`ab``cd` CREATE TABLE ```ab````cd``` (
`i` INT DEFAULT NULL
) ENGINE=DEFAULT COLLATE = utf8_general_ci
DROP TABLE ```ab````cd```;
CREATE TABLE ```a` (i INT);
SHOW CREATE TABLE ```a`;
Table Create Table
`a CREATE TABLE ```a` (
`i` INT DEFAULT NULL
) ENGINE=DEFAULT COLLATE = utf8_general_ci
DROP TABLE ```a`;
CREATE TABLE `a.1` (i INT);
SHOW CREATE TABLE `a.1`;
Table Create Table
a.1 CREATE TABLE `a.1` (
`i` INT DEFAULT NULL
) ENGINE=DEFAULT COLLATE = utf8_general_ci
DROP TABLE `a.1`;
select @@max_heap_table_size;
@@max_heap_table_size
1048576
CREATE TEMPORARY TABLE t1 (
a int default NULL,
KEY a USING BTREE (a)
) ENGINE=MEMORY;
CREATE TEMPORARY TABLE t2 (
b int default NULL,
index(b)
) ENGINE=MEMORY;
CREATE TEMPORARY TABLE t3 (
a int default NULL,
b int default NULL,
KEY a USING BTREE (a),
index(b)
) ENGINE=MEMORY;
insert into t1 values (1),(2);
insert into t2 values (1),(2);
insert into t3 values (1,1),(2,2);
show table status;
Session Schema Name Type Engine Version Rows Avg_row_length Table_size Auto_increment
# test t1 TEMPORARY MEMORY # # # # #
# test t2 TEMPORARY MEMORY # # # # #
# test t3 TEMPORARY MEMORY # # # # #
insert into t1 values (3),(4);
insert into t2 values (3),(4);
insert into t3 values (3,3),(4,4);
show table status;
Session Schema Name Type Engine Version Rows Avg_row_length Table_size Auto_increment
# test t1 TEMPORARY MEMORY # # # # #
# test t2 TEMPORARY MEMORY # # # # #
# test t3 TEMPORARY MEMORY # # # # #
insert into t1 values (5);
insert into t2 values (5);
insert into t3 values (5,5);
show table status;
Session Schema Name Type Engine Version Rows Avg_row_length Table_size Auto_increment
# test t1 TEMPORARY MEMORY # # # # #
# test t2 TEMPORARY MEMORY # # # # #
# test t3 TEMPORARY MEMORY # # # # #
delete from t1 where a=3;
delete from t2 where b=3;
delete from t3 where a=3;
show table status;
Session Schema Name Type Engine Version Rows Avg_row_length Table_size Auto_increment
# test t1 TEMPORARY MEMORY # # # # #
# test t2 TEMPORARY MEMORY # # # # #
# test t3 TEMPORARY MEMORY # # # # #
truncate table t1;
truncate table t2;
truncate table t3;
show table status;
Session Schema Name Type Engine Version Rows Avg_row_length Table_size Auto_increment
# test t1 TEMPORARY MEMORY # # # # #
# test t2 TEMPORARY MEMORY # # # # #
# test t3 TEMPORARY MEMORY # # # # #
insert into t1 values (5);
insert into t2 values (5);
insert into t3 values (5,5);
show table status;
Session Schema Name Type Engine Version Rows Avg_row_length Table_size Auto_increment
# test t1 TEMPORARY MEMORY # # # # #
# test t2 TEMPORARY MEMORY # # # # #
# test t3 TEMPORARY MEMORY # # # # #
delete from t1 where a=5;
delete from t2 where b=5;
delete from t3 where a=5;
show table status;
Session Schema Name Type Engine Version Rows Avg_row_length Table_size Auto_increment
# test t1 TEMPORARY MEMORY # # # # #
# test t2 TEMPORARY MEMORY # # # # #
# test t3 TEMPORARY MEMORY # # # # #
drop table t1, t2, t3;
CREATE TEMPORARY TABLE t1 (i int, KEY (i)) ENGINE=MEMORY;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TEMPORARY TABLE `t1` (
`i` INT DEFAULT NULL,
KEY `i` (`i`) USING HASH
) ENGINE=MEMORY COLLATE = utf8_general_ci
DROP TABLE t1;
CREATE TEMPORARY TABLE t1 (i int, KEY USING HASH (i)) ENGINE=MEMORY;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TEMPORARY TABLE `t1` (
`i` INT DEFAULT NULL,
KEY `i` (`i`) USING HASH
) ENGINE=MEMORY COLLATE = utf8_general_ci
DROP TABLE t1;
CREATE TEMPORARY TABLE t1 (i int, KEY USING BTREE (i)) ENGINE=MEMORY;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TEMPORARY TABLE `t1` (
`i` INT DEFAULT NULL,
KEY `i` (`i`) USING BTREE
) ENGINE=MEMORY COLLATE = utf8_general_ci
DROP TABLE t1;
CREATE TEMPORARY TABLE t1 (i int, KEY (i)) ENGINE=MyISAM;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TEMPORARY TABLE `t1` (
`i` INT DEFAULT NULL,
KEY `i` (`i`) USING BTREE
) ENGINE=MyISAM COLLATE = utf8_general_ci
DROP TABLE t1;
CREATE TEMPORARY TABLE t1 (i int, KEY USING BTREE (i)) ENGINE=MyISAM;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TEMPORARY TABLE `t1` (
`i` INT DEFAULT NULL,
KEY `i` (`i`) USING BTREE
) ENGINE=MyISAM COLLATE = utf8_general_ci
DROP TABLE t1;
CREATE TEMPORARY TABLE t1 (i int, KEY (i)) ENGINE=MyISAM;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TEMPORARY TABLE `t1` (
`i` INT DEFAULT NULL,
KEY `i` (`i`) USING BTREE
) ENGINE=MyISAM COLLATE = utf8_general_ci
ALTER TABLE t1 ENGINE=MEMORY;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TEMPORARY TABLE `t1` (
`i` INT DEFAULT NULL,
KEY `i` (`i`) USING BTREE
) ENGINE=MEMORY COLLATE = utf8_general_ci
DROP TABLE t1;
CREATE TEMPORARY TABLE t1 (i int, KEY USING BTREE (i)) ENGINE=MyISAM;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TEMPORARY TABLE `t1` (
`i` INT DEFAULT NULL,
KEY `i` (`i`) USING BTREE
) ENGINE=MyISAM COLLATE = utf8_general_ci
ALTER TABLE t1 ENGINE=MEMORY;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TEMPORARY TABLE `t1` (
`i` INT DEFAULT NULL,
KEY `i` (`i`) USING BTREE
) ENGINE=MEMORY COLLATE = utf8_general_ci
DROP TABLE t1;
CREATE TABLE t1(
field1 text NOT NULL,
PRIMARY KEY(field1(180))
);
show index from t1;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def data_dictionary show_indexes SHOW_INDEXES Table Table 8 1024 2 N 4097 0 45
def data_dictionary show_indexes SHOW_INDEXES Unique Unique 13 1 1 N 36897 0 63
def data_dictionary show_indexes SHOW_INDEXES Key_name Key_name 8 1024 7 N 4097 0 45
def data_dictionary show_indexes SHOW_INDEXES Seq_in_index Seq_in_index 5 21 1 N 36865 0 63
def data_dictionary show_indexes SHOW_INDEXES Column_name Column_name 8 1024 6 N 4097 0 45
Table Unique Key_name Seq_in_index Column_name
t1 YES PRIMARY 1 field1
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 NOT NULL,
`c2` INT NOT NULL,
PRIMARY KEY (`c1`) USING HASH,
KEY `c2` (`c2`) USING BTREE
) ENGINE=DEFAULT COLLATE = utf8_general_ci
DROP TABLE t1;
SHOW TABLES FROM non_existing_database;
ERROR 42000: Unknown schema 'non_existing_database'
End of 4.1 tests
SHOW TABLES FROM no_such_database;
ERROR 42000: Unknown schema 'no_such_database'
SHOW COLUMNS FROM no_such_table;
ERROR 42S02: Unknown table 'test.no_such_table'
show variables like 'myisam_recover_options';
Variable_name Value
End of 5.0 tests
create database `mysqlttest\1`;
create table `mysqlttest\1`.`a\b` (a int);
show tables from `mysqlttest\1`;
Tables_in_mysqlttest\1
a\b
show fields from `mysqlttest\1`.`a\b`;
Field Type Null Default Default_is_NULL On_Update
a INTEGER YES YES
show columns from `a\b` from `mysqlttest\1`;
Field Type Null Default Default_is_NULL On_Update
a INTEGER YES YES
show keys from `mysqlttest\1`.`a\b`;
Table Unique Key_name Seq_in_index Column_name
drop table `mysqlttest\1`.`a\b`;
drop database `mysqlttest\1`;
drop table if exists `été`;
create table `été` (field1 int);
show tables;
Tables_in_test
été
drop table `été`;
show columns from `#mysql50#????????`;
Got one of the listed errors
show innodb status;
ERROR HY000: Engine status is now stored in the data_dictionary tables, please use these instead.
End of 5.1 tests
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