polardbxengine/mysql-test/r/show_check_ci.result

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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 253 512 7 Y 0 31 255
def Op 253 40 5 Y 0 31 255
def Msg_type 253 40 6 Y 0 31 255
def Msg_text 250 1572864 2 Y 0 31 255
Table Op Msg_type Msg_text
test.t1 check status OK
check table t1 fast;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def Table 253 512 7 Y 0 31 255
def Op 253 40 5 Y 0 31 255
def Msg_type 253 40 6 Y 0 31 255
def Msg_text 250 1572864 2 Y 0 31 255
Table Op Msg_type Msg_text
test.t1 check status OK
check table t1 changed;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def Table 253 512 7 Y 0 31 255
def Op 253 40 5 Y 0 31 255
def Msg_type 253 40 6 Y 0 31 255
def Msg_text 250 1572864 2 Y 0 31 255
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 253 512 7 Y 0 31 255
def Op 253 40 5 Y 0 31 255
def Msg_type 253 40 6 Y 0 31 255
def Msg_text 250 1572864 2 Y 0 31 255
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 253 512 7 Y 0 31 255
def Op 253 40 5 Y 0 31 255
def Msg_type 253 40 6 Y 0 31 255
def Msg_text 250 1572864 2 Y 0 31 255
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 253 512 7 Y 0 31 255
def Op 253 40 5 Y 0 31 255
def Msg_type 253 40 6 Y 0 31 255
def Msg_text 250 1572864 2 Y 0 31 255
Table Op Msg_type Msg_text
test.t1 check status OK
analyze table t1;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def Table 253 512 7 Y 0 31 255
def Op 253 40 7 Y 0 31 255
def Msg_type 253 40 6 Y 0 31 255
def Msg_text 250 1572864 2 Y 0 31 255
Table Op Msg_type Msg_text
test.t1 analyze status OK
show index from t1;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def SHOW_STATISTICS Table Table 253 256 2 Y 0 0 255
def SHOW_STATISTICS Non_unique Non_unique 3 2 1 N 32769 0 63
def SHOW_STATISTICS Key_name Key_name 253 256 7 Y 0 0 255
def index_column_usage SHOW_STATISTICS Seq_in_index Seq_in_index 3 10 1 N 36897 0 63
def SHOW_STATISTICS Column_name Column_name 253 256 1 Y 0 0 255
def SHOW_STATISTICS Collation Collation 253 4 1 Y 0 0 255
def SHOW_STATISTICS Cardinality Cardinality 8 21 1 Y 32768 0 63
def SHOW_STATISTICS Sub_part Sub_part 8 21 0 Y 32768 0 63
def Packed 6 0 0 Y 32896 0 63
def SHOW_STATISTICS Null Null 253 12 0 N 1 0 255
def SHOW_STATISTICS Index_type Index_type 253 44 5 N 129 0 255
def SHOW_STATISTICS Comment Comment 253 32 0 N 1 0 255
def indexes SHOW_STATISTICS Index_comment Index_comment 253 8192 0 N # 0 255
def SHOW_STATISTICS Visible Visible 253 12 3 N 1 0 255
def SHOW_STATISTICS Expression Expression 252 4294967295 0 Y 144 0 255
Table Non_unique Key_name Seq_in_index Column_name Collation Cardinality Sub_part Packed Null Index_type Comment Index_comment Visible Expression
t1 0 PRIMARY 1 a A 5 NULL NULL BTREE YES NULL
t1 1 b 1 b A 2 NULL NULL BTREE YES NULL
t1 1 b 2 c A 4 NULL NULL BTREE YES NULL
insert into t1 values (5,5,5);
ERROR 23000: Duplicate entry '5' for key 't1.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.
optimize table t1;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def Table 253 512 7 Y 0 31 255
def Op 253 40 8 Y 0 31 255
def Msg_type 253 40 6 Y 0 31 255
def Msg_text 250 1572864 65 Y 0 31 255
Table Op Msg_type Msg_text
test.t1 optimize note Table does not support optimize, doing recreate + analyze instead
test.t1 optimize status OK
optimize table t1;
Table Op Msg_type Msg_text
test.t1 optimize note Table does not support optimize, doing recreate + analyze instead
test.t1 optimize status OK
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 performance_schema session_variables session_variables Variable_name Variable_name 253 256 12 N 4097 0 255
def performance_schema session_variables session_variables Value Value 253 4096 5 Y 0 0 255
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 performance_schema session_variables session_variables Variable_name Variable_name 253 256 12 N 4097 0 255
def performance_schema session_variables session_variables Value Value 253 4096 5 Y 0 0 255
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 performance_schema session_variables session_variables Variable_name Variable_name 253 256 0 N 4097 0 255
def performance_schema session_variables session_variables Value Value 253 4096 0 Y 0 0 255
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 Name Name 253 256 0 Y 0 0 255
def TABLES Engine Engine 253 256 0 Y 0 0 255
def TABLES Version Version 3 3 0 Y 32768 0 63
def tables TABLES Row_format Row_format 254 40 0 Y 384 0 255
def TABLES Rows Rows 8 21 0 Y 32800 0 63
def TABLES Avg_row_length Avg_row_length 8 21 0 Y 32800 0 63
def TABLES Data_length Data_length 8 21 0 Y 32800 0 63
def TABLES Max_data_length Max_data_length 8 21 0 Y 32800 0 63
def TABLES Index_length Index_length 8 21 0 Y 32800 0 63
def TABLES Data_free Data_free 8 21 0 Y 32800 0 63
def TABLES Auto_increment Auto_increment 8 21 0 Y 32800 0 63
def tables TABLES Create_time Create_time 7 19 0 N # 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 collations TABLES Collation Collation 253 256 0 Y 4096 0 255
def TABLES Checksum Checksum 8 21 0 Y 32768 0 63
def TABLES Create_options Create_options 253 1024 0 Y 0 0 255
def TABLES Comment Comment 252 24576 0 Y 16 0 255
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 Database Database 253 256 18 Y 0 0 255
Database
information_schema
mtr
mysql
performance_schema
sys
test
show databases like "test%";
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def SCHEMATA Database (test%) Database (test%) 253 256 4 Y 0 0 255
Database (test%)
test
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=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
alter table t1 rename t2;
show create table t2;
Table Create Table
t2 CREATE TEMPORARY TABLE `t2` (
`a` int NOT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
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 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=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci 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 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=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci 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') utf8mb4_0900_ai_ci NO select,insert,update,references
name char(20) utf8mb4_0900_ai_ci YES O'Brien select,insert,update,references O'Brien as default
c int NULL NO NULL select,insert,update,references int column
c-b int NULL YES NULL select,insert,update,references name with a minus
space 2 int 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 NOT NULL,
UNIQUE KEY `aa` (`a`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_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`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
drop table t1;
flush tables;
show open tables;
Database Table In_use Name_locked
mysql general_log 0 0
create table t1(n int);
insert into t1 values (1);
show open tables;
Database Table In_use Name_locked
mysql check_constraints 0 0
mysql column_statistics 0 0
mysql column_type_elements 0 0
mysql columns 0 0
mysql foreign_key_column_usage 0 0
mysql foreign_keys 0 0
mysql general_log 0 0
mysql index_column_usage 0 0
mysql index_partitions 0 0
mysql indexes 0 0
mysql schemata 0 0
mysql table_partition_values 0 0
mysql table_partitions 0 0
mysql tables 0 0
mysql tablespace_files 0 0
mysql tablespaces 0 0
mysql triggers 0 0
mysql view_routine_usage 0 0
mysql view_table_usage 0 0
test t1 0 0
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));
Warnings:
Warning 1681 Specifying number of digits for floating point data types is deprecated and will be removed in a future release.
Warning 1681 Specifying number of digits for floating point data types is deprecated and will be removed in a future release.
Warning 1681 Specifying number of digits for floating point data types is deprecated and will be removed in a future release.
Warning 1681 Specifying number of digits for floating point data types is deprecated and will be removed in a future release.
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 (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 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));
Warnings:
Warning 1681 Specifying number of digits for floating point data types is deprecated and will be removed in a future release.
Warning 1681 Specifying number of digits for floating point data types is deprecated and will be removed in a future release.
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 ```ab``cd``` (i INT);
SHOW CREATE TABLE ```ab``cd```;
Table Create Table
`ab`cd` CREATE TABLE ```ab``cd``` (
i int DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_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=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_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=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_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=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
DROP TABLE `a.1`;
SET sql_mode= 'ANSI_QUOTES';
CREATE TABLE """a" (i INT);
SHOW CREATE TABLE """a";
Table Create Table
"a CREATE TABLE """a" (
i int DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
DROP TABLE """a";
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 DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
DROP TABLE t1;
CREATE TABLE `table` (i INT);
SHOW CREATE TABLE `table`;
Table Create Table
table CREATE TABLE `table` (
i int DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
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
16777216
CREATE TABLE t1 (
a int(11) default NULL,
KEY a USING BTREE (a)
) ENGINE=HEAP;
Warnings:
Warning 1681 Integer display width is deprecated and will be removed in a future release.
CREATE TABLE t2 (
b int(11) default NULL,
index(b)
) ENGINE=HEAP;
Warnings:
Warning 1681 Integer display width is deprecated and will be removed in a future release.
CREATE TABLE t3 (
a int(11) default NULL,
b int(11) default NULL,
KEY a USING BTREE (a),
index(b)
) ENGINE=HEAP;
Warnings:
Warning 1681 Integer display width is deprecated and will be removed in a future release.
Warning 1681 Integer display width is deprecated and will be removed in a future release.
insert into t1 values (1),(2);
insert into t2 values (1),(2);
insert into t3 values (1,1),(2,2);
analyze table t1, t2, t3;
Table Op Msg_type Msg_text
test.t1 analyze note The storage engine for the table doesn't support analyze
test.t2 analyze note The storage engine for the table doesn't support analyze
test.t3 analyze note The storage engine for the table doesn't support analyze
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 utf8mb4_0900_ai_ci NULL
t2 MEMORY 10 Fixed 2 # # # # 0 NULL # NULL NULL utf8mb4_0900_ai_ci NULL
t3 MEMORY 10 Fixed 2 # # # # 0 NULL # NULL NULL utf8mb4_0900_ai_ci NULL
insert into t1 values (3),(4);
insert into t2 values (3),(4);
insert into t3 values (3,3),(4,4);
analyze table t1, t2, t3;
Table Op Msg_type Msg_text
test.t1 analyze note The storage engine for the table doesn't support analyze
test.t2 analyze note The storage engine for the table doesn't support analyze
test.t3 analyze note The storage engine for the table doesn't support analyze
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 utf8mb4_0900_ai_ci NULL
t2 MEMORY 10 Fixed 4 # # # # 0 NULL # NULL NULL utf8mb4_0900_ai_ci NULL
t3 MEMORY 10 Fixed 4 # # # # 0 NULL # NULL NULL utf8mb4_0900_ai_ci NULL
insert into t1 values (5);
insert into t2 values (5);
insert into t3 values (5,5);
analyze table t1, t2, t3;
Table Op Msg_type Msg_text
test.t1 analyze note The storage engine for the table doesn't support analyze
test.t2 analyze note The storage engine for the table doesn't support analyze
test.t3 analyze note The storage engine for the table doesn't support analyze
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 utf8mb4_0900_ai_ci NULL
t2 MEMORY 10 Fixed 5 # # # # 0 NULL # NULL NULL utf8mb4_0900_ai_ci NULL
t3 MEMORY 10 Fixed 5 # # # # 0 NULL # NULL NULL utf8mb4_0900_ai_ci NULL
delete from t1 where a=3;
delete from t2 where b=3;
delete from t3 where a=3;
analyze table t1, t2, t3;
Table Op Msg_type Msg_text
test.t1 analyze note The storage engine for the table doesn't support analyze
test.t2 analyze note The storage engine for the table doesn't support analyze
test.t3 analyze note The storage engine for the table doesn't support analyze
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 utf8mb4_0900_ai_ci NULL
t2 MEMORY 10 Fixed 4 # # # # # NULL # NULL NULL utf8mb4_0900_ai_ci NULL
t3 MEMORY 10 Fixed 4 # # # # # NULL # NULL NULL utf8mb4_0900_ai_ci NULL
truncate table t1;
truncate table t2;
truncate table t3;
analyze table t1, t2, t3;
Table Op Msg_type Msg_text
test.t1 analyze note The storage engine for the table doesn't support analyze
test.t2 analyze note The storage engine for the table doesn't support analyze
test.t3 analyze note The storage engine for the table doesn't support analyze
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 utf8mb4_0900_ai_ci NULL
t2 MEMORY 10 Fixed 0 # # # # 0 NULL # NULL NULL utf8mb4_0900_ai_ci NULL
t3 MEMORY 10 Fixed 0 # # # # 0 NULL # NULL NULL utf8mb4_0900_ai_ci NULL
insert into t1 values (5);
insert into t2 values (5);
insert into t3 values (5,5);
analyze table t1, t2, t3;
Table Op Msg_type Msg_text
test.t1 analyze note The storage engine for the table doesn't support analyze
test.t2 analyze note The storage engine for the table doesn't support analyze
test.t3 analyze note The storage engine for the table doesn't support analyze
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 utf8mb4_0900_ai_ci NULL
t2 MEMORY 10 Fixed 1 # # # # 0 NULL # NULL NULL utf8mb4_0900_ai_ci NULL
t3 MEMORY 10 Fixed 1 # # # # 0 NULL # NULL NULL utf8mb4_0900_ai_ci NULL
delete from t1 where a=5;
delete from t2 where b=5;
delete from t3 where a=5;
analyze table t1, t2, t3;
Table Op Msg_type Msg_text
test.t1 analyze note The storage engine for the table doesn't support analyze
test.t2 analyze note The storage engine for the table doesn't support analyze
test.t3 analyze note The storage engine for the table doesn't support analyze
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 utf8mb4_0900_ai_ci NULL
t2 MEMORY 10 Fixed 0 # # # # # NULL # NULL NULL utf8mb4_0900_ai_ci NULL
t3 MEMORY 10 Fixed 0 # # # # # NULL # NULL NULL utf8mb4_0900_ai_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 utf8mb4 COLLATE utf8mb4_0900_ai_ci */ /*!80016 DEFAULT ENCRYPTION='N' */
create table mysqltest.t1(a int);
insert into mysqltest.t1 values(1);
create user mysqltest_1@localhost, mysqltest_2@localhost, mysqltest_3@localhost;
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 utf8mb4 COLLATE utf8mb4_0900_ai_ci */ /*!80016 DEFAULT ENCRYPTION='N' */
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;
Database Create Database
mysqltest CREATE DATABASE `mysqltest` /*!40100 DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci */ /*!80016 DEFAULT ENCRYPTION='N' */
drop table mysqltest.t1;
drop database mysqltest;
set names binary;
delete from mysql.user
where user='mysqltest_1' || user='mysqltest_2' || user='mysqltest_3';
Warnings:
Warning 1287 '|| as a synonym for OR' is deprecated and will be removed in a future release. Please use OR instead
Warning 1287 '|| as a synonym for OR' is deprecated and will be removed in a future release. Please use OR instead
delete from mysql.db
where user='mysqltest_1' || user='mysqltest_2' || user='mysqltest_3';
Warnings:
Warning 1287 '|| as a synonym for OR' is deprecated and will be removed in a future release. Please use OR instead
Warning 1287 '|| as a synonym for OR' is deprecated and will be removed in a future release. Please use OR instead
flush privileges;
CREATE TABLE t1(
field1 text NOT NULL,
PRIMARY KEY(field1(750))
);
show index from t1;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def SHOW_STATISTICS Table Table 253 64 2 Y 0 0 63
def SHOW_STATISTICS Non_unique Non_unique 3 2 1 N 32769 0 63
def SHOW_STATISTICS Key_name Key_name 253 64 7 Y 0 0 63
def index_column_usage SHOW_STATISTICS Seq_in_index Seq_in_index 3 10 1 N 36897 0 63
def SHOW_STATISTICS Column_name Column_name 253 64 6 Y 0 0 63
def SHOW_STATISTICS Collation Collation 253 1 1 Y 0 0 63
def SHOW_STATISTICS Cardinality Cardinality 8 21 1 Y 32768 0 63
def SHOW_STATISTICS Sub_part Sub_part 8 21 3 Y 32768 0 63
def Packed 6 0 0 Y 32896 0 63
def SHOW_STATISTICS Null Null 253 3 0 N 1 0 63
def SHOW_STATISTICS Index_type Index_type 253 11 5 N 129 0 63
def SHOW_STATISTICS Comment Comment 253 8 0 N 1 0 63
def indexes SHOW_STATISTICS Index_comment Index_comment 253 2048 0 N # 0 63
def SHOW_STATISTICS Visible Visible 253 3 3 N 1 0 63
def SHOW_STATISTICS Expression Expression 252 4294967295 0 Y 144 0 63
Table Non_unique Key_name Seq_in_index Column_name Collation Cardinality Sub_part Packed Null Index_type Comment Index_comment Visible Expression
t1 0 PRIMARY 1 field1 A 0 750 NULL BTREE YES NULL
drop table t1;
create table t1 (
c1 int NOT NULL,
c2 int NOT NULL,
PRIMARY KEY USING HASH (c1),
INDEX USING BTREE(c2)
);
Warnings:
Note 3502 This storage engine does not support the HASH index algorithm, storage engine default was used instead.
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int NOT NULL,
`c2` int NOT NULL,
PRIMARY KEY (`c1`),
KEY `c2` (`c2`) USING BTREE
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
DROP TABLE t1;
# Bug#12183 SHOW OPEN TABLES behavior doesn't match grammar.
DROP DATABASE IF EXISTS mysqltest1;
CREATE DATABASE mysqltest1;
use mysqltest1;
CREATE TABLE t1(a INT);
CREATE TABLE t2(a INT);
FLUSH TABLES;
SELECT 1 FROM t1;
1
SELECT 1 FROM t2;
1
SHOW OPEN TABLES FROM mysqltest1;
Database Table In_use Name_locked
mysqltest1 t1 0 0
mysqltest1 t2 0 0
SHOW OPEN TABLES FROM mysqltest1 LIKE 'z%';
Database Table In_use Name_locked
SHOW OPEN TABLES FROM mysqltest1 LIKE 't1%';
Database Table In_use Name_locked
mysqltest1 t1 0 0
SHOW OPEN TABLES FROM mysqltest1 LIKE '%1%';
Database Table In_use Name_locked
mysqltest1 t1 0 0
FLUSH TABLES;
DROP DATABASE mysqltest1;
use test;
SHOW TABLES FROM non_existing_database;
ERROR 42000: Unknown database 'non_existing_database'
End of 4.1 tests
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
SET GLOBAL EVENT_SCHEDULER = OFF;
CREATE TABLE t1 (f1 INT, f2 INT);
INSERT INTO t1 VALUES(10, 20);
flush status;
show status like 'slow_queries';
Variable_name Value
Slow_queries 0
show tables;
Tables_in_test
t1
show status like 'slow_queries';
Variable_name Value
Slow_queries 0
select 1 from t1 limit 1;
1
1
show status like 'slow_queries';
Variable_name Value
Slow_queries 1
DROP TABLE t1;
create table t1 (a int);
create trigger tr1 before insert on t1 for each row
begin
end;
create view v1 as select a from t1;
create procedure p1()
begin
end;
create function f1()
returns int
return 0;
create event e1 on schedule every 1 year starts now()
ends date_add(now(), interval 5 hour) do
begin
end;
flush status;
show databases;
show tables;
show events;
show table status;
show open tables;
show plugins;
show columns in t1;
show slave hosts;
show keys in t1;
show storage engines;
show privileges;
show count(*) warnings;
show count(*) errors;
show warnings;
show status;
show processlist;
show variables;
show charset;
show collation;
show grants;
show create database test;
show create table t1;
show create view v1;
show master status;
show slave status;
show create procedure p1;
show create function f1;
show create trigger tr1;
show procedure status;
show create event e1;
show status like 'slow_queries';
Variable_name Value
Slow_queries 0
drop view v1;
drop table t1;
drop procedure p1;
drop function f1;
drop event e1;
SET GLOBAL EVENT_SCHEDULER = ON;
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;
Warnings:
Warning 3719 'utf8' is currently an alias for the character set UTF8MB3, but will be an alias for UTF8MB4 in a future release. Please consider using UTF8MB4 in order to be unambiguous.
-- 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 information_schema cs CHARACTER_SETS Charset Charset 253 192 4 N 20485 0 33
def information_schema cs CHARACTER_SETS Description Description 253 6144 13 N 4097 0 33
def information_schema col CHARACTER_SETS Default collation Default collation 253 192 15 N 20485 0 33
def information_schema cs CHARACTER_SETS Maxlen Maxlen 3 10 1 N 36897 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 information_schema COLLATIONS COLLATIONS Collation Collation 253 192 10 N 4097 0 33
def information_schema COLLATIONS COLLATIONS Charset Charset 253 192 6 N 4097 0 33
def information_schema COLLATIONS COLLATIONS Id Id 8 20 2 N 32801 0 63
def information_schema COLLATIONS COLLATIONS Default Default 253 9 0 N 1 0 33
def information_schema COLLATIONS COLLATIONS Compiled Compiled 253 9 3 N 1 0 33
def information_schema COLLATIONS COLLATIONS Sortlen Sortlen 3 10 1 N 36897 0 63
def information_schema COLLATIONS COLLATIONS Pad_attribute Pad_attribute 254 27 9 N 4481 0 33
Collation Charset Id Default Compiled Sortlen Pad_attribute
latin1_bin latin1 47 Yes 1 PAD SPACE
----------------------------------------------------------------
SHOW CREATE DATABASE mysqltest1;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def Database 253 192 10 N 1 31 33
def Create Database 253 3072 132 N 1 31 33
Database Create Database
mysqltest1 CREATE DATABASE `mysqltest1` /*!40100 DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci */ /*!80016 DEFAULT ENCRYPTION='N' */
----------------------------------------------------------------
SHOW DATABASES LIKE 'mysqltest1';
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def SCHEMATA Database (mysqltest1) Database (mysqltest1) 253 192 10 Y 0 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 253 192 2 N 1 31 33
def Create Table 253 3072 126 N 1 31 33
Table Create Table
t1 CREATE TABLE `t1` (
`c` int NOT NULL,
PRIMARY KEY (`c`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
----------------------------------------------------------------
SHOW INDEX FROM t1;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def SHOW_STATISTICS Table Table 253 192 2 Y 0 0 33
def SHOW_STATISTICS Non_unique Non_unique 3 2 1 N 32769 0 63
def SHOW_STATISTICS Key_name Key_name 253 192 7 Y 0 0 33
def index_column_usage SHOW_STATISTICS Seq_in_index Seq_in_index 3 10 1 N 36897 0 63
def SHOW_STATISTICS Column_name Column_name 253 192 1 Y 0 0 33
def SHOW_STATISTICS Collation Collation 253 3 1 Y 0 0 33
def SHOW_STATISTICS Cardinality Cardinality 8 21 1 Y 32768 0 63
def SHOW_STATISTICS Sub_part Sub_part 8 21 0 Y 32768 0 63
def Packed 6 0 0 Y 32896 0 63
def SHOW_STATISTICS Null Null 253 9 0 N 1 0 33
def SHOW_STATISTICS Index_type Index_type 253 33 5 N 129 0 33
def SHOW_STATISTICS Comment Comment 253 24 0 N 1 0 33
def indexes SHOW_STATISTICS Index_comment Index_comment 253 6144 0 N # 0 33
def SHOW_STATISTICS Visible Visible 253 9 3 N 1 0 33
def SHOW_STATISTICS Expression Expression 252 4294967295 0 Y 144 0 33
Table Non_unique Key_name Seq_in_index Column_name Collation Cardinality Sub_part Packed Null Index_type Comment Index_comment Visible Expression
t1 0 PRIMARY 1 c A 0 NULL NULL BTREE YES NULL
----------------------------------------------------------------
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
TABLE_CATALOG TABLE_SCHEMA TABLE_NAME TABLE_TYPE ENGINE ROW_FORMAT TABLE_COLLATION CREATE_OPTIONS TABLE_COMMENT
def TABLES TABLES CREATE_OPTIONS CREATE_OPTIONS 253 768 0 Y 0 31 33
def TABLES TABLES ENGINE ENGINE 253 192 6 Y 0 31 33
def TABLES TABLES TABLE_CATALOG TABLE_CATALOG 253 192 3 Y 0 31 33
def TABLES TABLES TABLE_COMMENT TABLE_COMMENT 253 6144 0 Y 0 31 33
def TABLES TABLES TABLE_NAME TABLE_NAME 253 192 2 Y 0 31 33
def TABLES TABLES TABLE_SCHEMA TABLE_SCHEMA 253 192 4 Y 0 31 33
def information_schema TABLES TABLES ROW_FORMAT ROW_FORMAT 254 30 7 Y 384 0 33
def information_schema TABLES TABLES TABLE_COLLATION TABLE_COLLATION 253 192 18 Y 20484 0 33
def information_schema TABLES TABLES TABLE_TYPE TABLE_TYPE 254 33 10 N 20873 0 33
def test t1 BASE TABLE InnoDB Dynamic utf8mb4_0900_ai_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
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
def COLUMNS COLUMNS CHARACTER_SET_NAME CHARACTER_SET_NAME 253 192 0 Y 0 31 33
def COLUMNS COLUMNS COLLATION_NAME COLLATION_NAME 253 192 0 Y 0 31 33
def COLUMNS COLUMNS COLUMN_COMMENT COLUMN_COMMENT 253 6144 0 N 129 31 33
def COLUMNS COLUMNS COLUMN_NAME COLUMN_NAME 253 192 1 Y 0 31 33
def COLUMNS COLUMNS DATA_TYPE DATA_TYPE 251 150994935 3 Y 128 31 33
def COLUMNS COLUMNS EXTRA EXTRA 253 768 0 Y 0 31 33
def COLUMNS COLUMNS IS_NULLABLE IS_NULLABLE 253 9 2 N 1 31 33
def COLUMNS COLUMNS PRIVILEGES PRIVILEGES 253 462 31 Y 0 31 33
def COLUMNS COLUMNS TABLE_CATALOG TABLE_CATALOG 253 192 3 Y 0 31 33
def COLUMNS COLUMNS TABLE_NAME TABLE_NAME 253 192 2 Y 0 31 33
def COLUMNS COLUMNS TABLE_SCHEMA TABLE_SCHEMA 253 192 4 Y 0 31 33
def information_schema COLUMNS COLUMNS COLUMN_DEFAULT COLUMN_DEFAULT 252 196605 0 Y 144 0 33
def information_schema COLUMNS COLUMNS COLUMN_KEY COLUMN_KEY 254 9 3 N 4481 0 33
def information_schema COLUMNS COLUMNS COLUMN_TYPE COLUMN_TYPE 252 50331645 3 N 4241 0 33
def test t1 c NULL NO int NULL NULL int 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 TABLES Tables_in_test (t1) Tables_in_test (t1) 253 192 2 Y 0 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 Field Field 253 192 1 Y 0 0 33
def columns COLUMNS Type Type 252 50331645 3 N 4241 0 33
def COLUMNS Null Null 253 9 2 N 1 0 33
def columns COLUMNS Key Key 254 9 3 N 4481 0 33
def columns COLUMNS Default Default 252 196605 0 Y 144 0 33
def COLUMNS Extra Extra 253 768 0 Y 0 0 33
Field Type Null Key Default Extra
c int 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 TRIGGERS Trigger Trigger 253 192 5 N 4097 0 33
def triggers TRIGGERS Event Event 254 18 6 N 4481 0 33
def TRIGGERS Table Table 253 192 2 Y 0 0 33
def triggers TRIGGERS Statement Statement 252 4294967295 10 N 4241 0 33
def triggers TRIGGERS Timing Timing 254 18 6 N 4481 0 33
def triggers TRIGGERS Created Created 7 22 22 N 4225 2 63
def triggers TRIGGERS sql_mode sql_mode 254 1560 117 N 6273 0 33
def triggers TRIGGERS Definer Definer 253 864 14 N 4225 0 33
def character_sets TRIGGERS character_set_client character_set_client 253 192 6 N 4097 0 33
def collations TRIGGERS collation_connection collation_connection 253 192 6 N 4097 0 33
def collations TRIGGERS Database Collation Database Collation 253 192 18 N 4097 0 33
Trigger Event Table Statement Timing Created sql_mode Definer character_set_client collation_connection Database Collation
t1_bi INSERT t1 SET @a = 1 BEFORE # ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION root@localhost binary binary utf8mb4_0900_ai_ci
----------------------------------------------------------------
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 TRIGGERS TRIGGER_CATALOG TRIGGER_CATALOG 253 192 3 Y 0 31 33
def TRIGGERS TRIGGERS TRIGGER_SCHEMA TRIGGER_SCHEMA 253 192 4 Y 0 31 33
def information_schema TRIGGERS TRIGGERS TRIGGER_NAME TRIGGER_NAME 253 192 5 N 20481 0 33
def information_schema TRIGGERS TRIGGERS EVENT_MANIPULATION EVENT_MANIPULATION 254 18 6 N 20865 0 33
def TRIGGERS TRIGGERS EVENT_OBJECT_CATALOG EVENT_OBJECT_CATALOG 253 192 3 Y 0 31 33
def TRIGGERS TRIGGERS EVENT_OBJECT_SCHEMA EVENT_OBJECT_SCHEMA 253 192 4 Y 0 31 33
def TRIGGERS TRIGGERS EVENT_OBJECT_TABLE EVENT_OBJECT_TABLE 253 192 2 Y 0 31 33
def TRIGGERS TRIGGERS ACTION_CONDITION ACTION_CONDITION 6 0 0 Y 32896 0 63
def information_schema TRIGGERS TRIGGERS ACTION_STATEMENT ACTION_STATEMENT 252 4294967295 10 N 4241 0 33
def TRIGGERS TRIGGERS ACTION_ORIENTATION ACTION_ORIENTATION 253 9 3 N 1 31 33
def information_schema TRIGGERS TRIGGERS ACTION_TIMING ACTION_TIMING 254 18 6 N 20865 0 33
def TRIGGERS TRIGGERS ACTION_REFERENCE_OLD_TABLE ACTION_REFERENCE_OLD_TABLE 6 0 0 Y 32896 0 63
def TRIGGERS TRIGGERS ACTION_REFERENCE_NEW_TABLE ACTION_REFERENCE_NEW_TABLE 6 0 0 Y 32896 0 63
def TRIGGERS TRIGGERS ACTION_REFERENCE_OLD_ROW ACTION_REFERENCE_OLD_ROW 253 9 3 N 1 31 33
def TRIGGERS TRIGGERS ACTION_REFERENCE_NEW_ROW ACTION_REFERENCE_NEW_ROW 253 9 3 N 1 31 33
def information_schema TRIGGERS TRIGGERS SQL_MODE SQL_MODE 254 1560 117 N 6273 0 33
def information_schema TRIGGERS TRIGGERS DEFINER DEFINER 253 864 14 N 20617 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
def test t1_bi INSERT def test t1 NULL SET @a = 1 ROW BEFORE NULL NULL OLD NEW ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION 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 253 192 2 N 1 31 33
def Create View 253 3072 103 N 1 31 33
def character_set_client 253 96 6 N 1 31 33
def collation_connection 253 96 6 N 1 31 33
View Create View character_set_client collation_connection
v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select 1 AS `1` binary binary
----------------------------------------------------------------
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
TABLE_CATALOG TABLE_SCHEMA TABLE_NAME VIEW_DEFINITION CHECK_OPTION IS_UPDATABLE DEFINER SECURITY_TYPE CHARACTER_SET_CLIENT COLLATION_CONNECTION
def VIEWS VIEWS SECURITY_TYPE SECURITY_TYPE 253 21 7 Y 128 31 33
def VIEWS VIEWS TABLE_CATALOG TABLE_CATALOG 253 192 3 Y 0 31 33
def VIEWS VIEWS TABLE_NAME TABLE_NAME 253 192 2 Y 0 31 33
def VIEWS VIEWS TABLE_SCHEMA TABLE_SCHEMA 253 192 4 Y 0 31 33
def VIEWS VIEWS VIEW_DEFINITION VIEW_DEFINITION 252 4294967295 15 Y 128 31 33
def information_schema VIEWS VIEWS CHARACTER_SET_CLIENT CHARACTER_SET_CLIENT 253 192 6 N # 0 33
def information_schema VIEWS VIEWS CHECK_OPTION CHECK_OPTION 254 24 4 Y 384 0 33
def information_schema VIEWS VIEWS COLLATION_CONNECTION COLLATION_CONNECTION 253 192 6 N # 0 33
def information_schema VIEWS VIEWS DEFINER DEFINER 253 864 14 Y 16512 0 33
def information_schema VIEWS VIEWS IS_UPDATABLE IS_UPDATABLE 254 9 2 Y 384 0 33
def test v1 select 1 AS `1` NONE NO root@localhost DEFINER binary binary
----------------------------------------------------------------
SHOW CREATE PROCEDURE p1;
Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
def Procedure 253 192 2 N 1 31 33
def sql_mode 253 351 117 N 1 31 33
def Create Procedure 253 3072 59 Y 0 31 33
def character_set_client 253 96 6 N 1 31 33
def collation_connection 253 96 6 N 1 31 33
def Database Collation 253 96 18 N 1 31 33
Procedure sql_mode Create Procedure character_set_client collation_connection Database Collation
p1 ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`root`@`localhost` PROCEDURE `p1`()
SELECT 1 binary binary utf8mb4_0900_ai_ci
----------------------------------------------------------------
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 information_schema ROUTINES ROUTINES SPECIFIC_NAME SPECIFIC_NAME 253 192 2 N 20481 0 33
def ROUTINES ROUTINES ROUTINE_CATALOG ROUTINE_CATALOG 253 192 3 Y 0 31 33
def ROUTINES ROUTINES ROUTINE_SCHEMA ROUTINE_SCHEMA 253 192 4 Y 0 31 33
def information_schema ROUTINES ROUTINES ROUTINE_NAME ROUTINE_NAME 253 192 2 N 20481 0 33
def information_schema ROUTINES ROUTINES ROUTINE_TYPE ROUTINE_TYPE 254 27 9 N 20865 0 33
def ROUTINES ROUTINES DTD_IDENTIFIER DTD_IDENTIFIER 252 150994935 0 Y 128 31 33
def ROUTINES ROUTINES ROUTINE_BODY ROUTINE_BODY 253 9 3 N 1 31 33
def ROUTINES ROUTINES ROUTINE_DEFINITION ROUTINE_DEFINITION 252 4294967295 8 Y 128 31 33
def ROUTINES ROUTINES EXTERNAL_NAME EXTERNAL_NAME 6 0 0 Y 32896 0 63
def information_schema ROUTINES ROUTINES EXTERNAL_LANGUAGE EXTERNAL_LANGUAGE 253 192 3 N 129 0 33
def ROUTINES ROUTINES PARAMETER_STYLE PARAMETER_STYLE 253 9 3 N 1 31 33
def ROUTINES ROUTINES IS_DETERMINISTIC IS_DETERMINISTIC 253 9 2 N 1 31 33
def information_schema ROUTINES ROUTINES SQL_DATA_ACCESS SQL_DATA_ACCESS 254 51 12 N 4481 0 33
def ROUTINES ROUTINES SQL_PATH SQL_PATH 6 0 0 Y 32896 0 63
def information_schema ROUTINES ROUTINES SECURITY_TYPE SECURITY_TYPE 254 21 7 N 4481 0 33
def information_schema ROUTINES ROUTINES SQL_MODE SQL_MODE 254 1560 117 N 6273 0 33
def information_schema ROUTINES ROUTINES ROUTINE_COMMENT ROUTINE_COMMENT 252 196605 0 N 4241 0 33
def information_schema ROUTINES ROUTINES DEFINER DEFINER 253 864 14 N 20617 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 def test p1 PROCEDURE NULL SQL SELECT 1 NULL SQL SQL NO CONTAINS SQL NULL DEFINER ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION 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 253 192 2 N 1 31 33
def sql_mode 253 351 117 N 1 31 33
def Create Function 253 3072 70 Y 0 31 33
def character_set_client 253 96 6 N 1 31 33
def collation_connection 253 96 6 N 1 31 33
def Database Collation 253 96 18 N 1 31 33
Function sql_mode Create Function character_set_client collation_connection Database Collation
f1 ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`root`@`localhost` FUNCTION `f1`() RETURNS int
RETURN 1 binary binary utf8mb4_0900_ai_ci
----------------------------------------------------------------
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 information_schema ROUTINES ROUTINES SPECIFIC_NAME SPECIFIC_NAME 253 192 2 N 20481 0 33
def ROUTINES ROUTINES ROUTINE_CATALOG ROUTINE_CATALOG 253 192 3 Y 0 31 33
def ROUTINES ROUTINES ROUTINE_SCHEMA ROUTINE_SCHEMA 253 192 4 Y 0 31 33
def information_schema ROUTINES ROUTINES ROUTINE_NAME ROUTINE_NAME 253 192 2 N 20481 0 33
def information_schema ROUTINES ROUTINES ROUTINE_TYPE ROUTINE_TYPE 254 27 8 N 20865 0 33
def ROUTINES ROUTINES DTD_IDENTIFIER DTD_IDENTIFIER 252 150994935 3 Y 128 31 33
def ROUTINES ROUTINES ROUTINE_BODY ROUTINE_BODY 253 9 3 N 1 31 33
def ROUTINES ROUTINES ROUTINE_DEFINITION ROUTINE_DEFINITION 252 4294967295 8 Y 128 31 33
def ROUTINES ROUTINES EXTERNAL_NAME EXTERNAL_NAME 6 0 0 Y 32896 0 63
def information_schema ROUTINES ROUTINES EXTERNAL_LANGUAGE EXTERNAL_LANGUAGE 253 192 3 N 129 0 33
def ROUTINES ROUTINES PARAMETER_STYLE PARAMETER_STYLE 253 9 3 N 1 31 33
def ROUTINES ROUTINES IS_DETERMINISTIC IS_DETERMINISTIC 253 9 2 N 1 31 33
def information_schema ROUTINES ROUTINES SQL_DATA_ACCESS SQL_DATA_ACCESS 254 51 12 N 4481 0 33
def ROUTINES ROUTINES SQL_PATH SQL_PATH 6 0 0 Y 32896 0 63
def information_schema ROUTINES ROUTINES SECURITY_TYPE SECURITY_TYPE 254 21 7 N 4481 0 33
def information_schema ROUTINES ROUTINES SQL_MODE SQL_MODE 254 1560 117 N 6273 0 33
def information_schema ROUTINES ROUTINES ROUTINE_COMMENT ROUTINE_COMMENT 252 196605 0 N 4241 0 33
def information_schema ROUTINES ROUTINES DEFINER DEFINER 253 864 14 N 20617 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 def test f1 FUNCTION int SQL RETURN 1 NULL SQL SQL NO CONTAINS SQL NULL DEFINER ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION 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(<28><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>1 INT);
---> Dumping mysqltest1 to outfile1
DROP DATABASE mysqltest1;
---> Restoring mysqltest1...
SHOW CREATE TABLE mysqltest1.t1;
Table Create Table
t1 CREATE TABLE `t1` (
`<60><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>1` int DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
DROP DATABASE mysqltest1;
use test;
create database mysqltest;
show create database mysqltest;
Database Create Database
mysqltest CREATE DATABASE `mysqltest` /*!40100 DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci */ /*!80016 DEFAULT ENCRYPTION='N' */
create table mysqltest.t1(a int);
insert into mysqltest.t1 values(1);
create user mysqltest_4@localhost;
grant select on `mysqltest`.`t1` to mysqltest_4@localhost;
show create database mysqltest;
Database Create Database
mysqltest CREATE DATABASE `mysqltest` /*!40100 DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci */ /*!80016 DEFAULT ENCRYPTION='N' */
delete from mysql.user where user='mysqltest_4';
delete from mysql.db where user='mysqltest_4';
delete from mysql.tables_priv where user='mysqltest_4';
flush privileges;
drop database mysqltest;
show plugins;
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 Key Default Extra
a int YES NULL
show columns from `a\b` from `mysqlttest\1`;
Field Type Null Key Default Extra
a int YES NULL
show keys from `mysqlttest\1`.`a\b`;
Table Non_unique Key_name Seq_in_index Column_name Collation Cardinality Sub_part Packed Null Index_type Comment Index_comment Visible Expression
drop table `mysqlttest\1`.`a\b`;
drop database `mysqlttest\1`;
show engine foobar status;
ERROR 42000: Unknown storage engine 'foobar'
show engine foobar logs;
ERROR 42000: Unknown storage engine 'foobar'
show engine foobar mutex;
ERROR 42000: Unknown storage engine 'foobar'
show engine mutex status;
ERROR 42000: Unknown storage engine 'mutex'
show engine csv status;
Type Name Status
show engine csv logs;
Type Name Status
show engine csv mutex;
Type Name Status
set names utf8;
Warnings:
Warning 3719 'utf8' is currently an alias for the character set UTF8MB3, but will be an alias for UTF8MB4 in a future release. Please consider using UTF8MB4 in order to be unambiguous.
drop table if exists `été`;
create table `été` (field1 int);
show full tables;
Tables_in_test Table_type
été BASE TABLE
drop table `été`;
set names latin1;
#
# Bug#4374 SHOW TABLE STATUS FROM ignores collation_connection
# Character set: Latin-1 (ISO-8859-1)
#
SET NAMES latin1;
CREATE DATABASE `<60>`;
CREATE TABLE `<60>`.`<60>` (a int) ENGINE=Memory;
ANALYZE TABLE `<60>`.`<60>`;
Table Op Msg_type Msg_text
<EFBFBD>.<2E> analyze note The storage engine for the table doesn't support analyze
SHOW TABLE STATUS FROM `<60>` LIKE '<27>';
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
<EFBFBD> MEMORY 10 Fixed 0 # # # # 0 NULL # NULL NULL utf8mb4_0900_ai_ci NULL
DROP DATABASE `<60>`;
show columns from `#mysql50#????????`;
Got one of the listed errors
call mtr.add_suppression("Can.t find file: '.\\\\test\\\\\\?{8}.frm'");
DROP TABLE IF EXISTS t1;
DROP PROCEDURE IF EXISTS p1;
CREATE TABLE t1(c1 INT);
CREATE TRIGGER t1_bi BEFORE INSERT ON t1 FOR EACH ROW SET @a = 1;
SHOW CREATE TRIGGER t1_bi;
Trigger sql_mode SQL Original Statement character_set_client collation_connection Database Collation Created
t1_bi ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`root`@`localhost` TRIGGER `t1_bi` BEFORE INSERT ON `t1` FOR EACH ROW SET @a = 1 latin1 latin1_swedish_ci utf8mb4_0900_ai_ci #
CREATE PROCEDURE p1() SHOW CREATE TRIGGER t1_bi;
CALL p1();
Trigger sql_mode SQL Original Statement character_set_client collation_connection Database Collation Created
t1_bi ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`root`@`localhost` TRIGGER `t1_bi` BEFORE INSERT ON `t1` FOR EACH ROW SET @a = 1 latin1 latin1_swedish_ci utf8mb4_0900_ai_ci #
CALL p1();
Trigger sql_mode SQL Original Statement character_set_client collation_connection Database Collation Created
t1_bi ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`root`@`localhost` TRIGGER `t1_bi` BEFORE INSERT ON `t1` FOR EACH ROW SET @a = 1 latin1 latin1_swedish_ci utf8mb4_0900_ai_ci #
CALL p1();
Trigger sql_mode SQL Original Statement character_set_client collation_connection Database Collation Created
t1_bi ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`root`@`localhost` TRIGGER `t1_bi` BEFORE INSERT ON `t1` FOR EACH ROW SET @a = 1 latin1 latin1_swedish_ci utf8mb4_0900_ai_ci #
CALL p1();
Trigger sql_mode SQL Original Statement character_set_client collation_connection Database Collation Created
t1_bi ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`root`@`localhost` TRIGGER `t1_bi` BEFORE INSERT ON `t1` FOR EACH ROW SET @a = 1 latin1 latin1_swedish_ci utf8mb4_0900_ai_ci #
CALL p1();
Trigger sql_mode SQL Original Statement character_set_client collation_connection Database Collation Created
t1_bi ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`root`@`localhost` TRIGGER `t1_bi` BEFORE INSERT ON `t1` FOR EACH ROW SET @a = 1 latin1 latin1_swedish_ci utf8mb4_0900_ai_ci #
CALL p1();
Trigger sql_mode SQL Original Statement character_set_client collation_connection Database Collation Created
t1_bi ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`root`@`localhost` TRIGGER `t1_bi` BEFORE INSERT ON `t1` FOR EACH ROW SET @a = 1 latin1 latin1_swedish_ci utf8mb4_0900_ai_ci #
CALL p1();
Trigger sql_mode SQL Original Statement character_set_client collation_connection Database Collation Created
t1_bi ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`root`@`localhost` TRIGGER `t1_bi` BEFORE INSERT ON `t1` FOR EACH ROW SET @a = 1 latin1 latin1_swedish_ci utf8mb4_0900_ai_ci #
CALL p1();
Trigger sql_mode SQL Original Statement character_set_client collation_connection Database Collation Created
t1_bi ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`root`@`localhost` TRIGGER `t1_bi` BEFORE INSERT ON `t1` FOR EACH ROW SET @a = 1 latin1 latin1_swedish_ci utf8mb4_0900_ai_ci #
CALL p1();
Trigger sql_mode SQL Original Statement character_set_client collation_connection Database Collation Created
t1_bi ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`root`@`localhost` TRIGGER `t1_bi` BEFORE INSERT ON `t1` FOR EACH ROW SET @a = 1 latin1 latin1_swedish_ci utf8mb4_0900_ai_ci #
CALL p1();
Trigger sql_mode SQL Original Statement character_set_client collation_connection Database Collation Created
t1_bi ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`root`@`localhost` TRIGGER `t1_bi` BEFORE INSERT ON `t1` FOR EACH ROW SET @a = 1 latin1 latin1_swedish_ci utf8mb4_0900_ai_ci #
PREPARE stmt1 FROM 'SHOW CREATE TRIGGER t1_bi';
EXECUTE stmt1;
Trigger sql_mode SQL Original Statement character_set_client collation_connection Database Collation Created
t1_bi ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`root`@`localhost` TRIGGER `t1_bi` BEFORE INSERT ON `t1` FOR EACH ROW SET @a = 1 latin1 latin1_swedish_ci utf8mb4_0900_ai_ci #
EXECUTE stmt1;
Trigger sql_mode SQL Original Statement character_set_client collation_connection Database Collation Created
t1_bi ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`root`@`localhost` TRIGGER `t1_bi` BEFORE INSERT ON `t1` FOR EACH ROW SET @a = 1 latin1 latin1_swedish_ci utf8mb4_0900_ai_ci #
EXECUTE stmt1;
Trigger sql_mode SQL Original Statement character_set_client collation_connection Database Collation Created
t1_bi ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`root`@`localhost` TRIGGER `t1_bi` BEFORE INSERT ON `t1` FOR EACH ROW SET @a = 1 latin1 latin1_swedish_ci utf8mb4_0900_ai_ci #
EXECUTE stmt1;
Trigger sql_mode SQL Original Statement character_set_client collation_connection Database Collation Created
t1_bi ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`root`@`localhost` TRIGGER `t1_bi` BEFORE INSERT ON `t1` FOR EACH ROW SET @a = 1 latin1 latin1_swedish_ci utf8mb4_0900_ai_ci #
EXECUTE stmt1;
Trigger sql_mode SQL Original Statement character_set_client collation_connection Database Collation Created
t1_bi ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`root`@`localhost` TRIGGER `t1_bi` BEFORE INSERT ON `t1` FOR EACH ROW SET @a = 1 latin1 latin1_swedish_ci utf8mb4_0900_ai_ci #
EXECUTE stmt1;
Trigger sql_mode SQL Original Statement character_set_client collation_connection Database Collation Created
t1_bi ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`root`@`localhost` TRIGGER `t1_bi` BEFORE INSERT ON `t1` FOR EACH ROW SET @a = 1 latin1 latin1_swedish_ci utf8mb4_0900_ai_ci #
EXECUTE stmt1;
Trigger sql_mode SQL Original Statement character_set_client collation_connection Database Collation Created
t1_bi ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`root`@`localhost` TRIGGER `t1_bi` BEFORE INSERT ON `t1` FOR EACH ROW SET @a = 1 latin1 latin1_swedish_ci utf8mb4_0900_ai_ci #
EXECUTE stmt1;
Trigger sql_mode SQL Original Statement character_set_client collation_connection Database Collation Created
t1_bi ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`root`@`localhost` TRIGGER `t1_bi` BEFORE INSERT ON `t1` FOR EACH ROW SET @a = 1 latin1 latin1_swedish_ci utf8mb4_0900_ai_ci #
EXECUTE stmt1;
Trigger sql_mode SQL Original Statement character_set_client collation_connection Database Collation Created
t1_bi ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`root`@`localhost` TRIGGER `t1_bi` BEFORE INSERT ON `t1` FOR EACH ROW SET @a = 1 latin1 latin1_swedish_ci utf8mb4_0900_ai_ci #
EXECUTE stmt1;
Trigger sql_mode SQL Original Statement character_set_client collation_connection Database Collation Created
t1_bi ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`root`@`localhost` TRIGGER `t1_bi` BEFORE INSERT ON `t1` FOR EACH ROW SET @a = 1 latin1 latin1_swedish_ci utf8mb4_0900_ai_ci #
DROP TABLE t1;
DROP PROCEDURE p1;
DEALLOCATE PREPARE stmt1;
set names koi8r;
DROP VIEW IF EXISTS v1;
DROP PROCEDURE IF EXISTS p1;
DROP FUNCTION IF EXISTS f1;
DROP TABLE IF EXISTS t1;
DROP EVENT IF EXISTS ev1;
CREATE VIEW v1 AS SELECT '<27><><EFBFBD><EFBFBD>' AS test;
CREATE PROCEDURE p1() SELECT '<27><><EFBFBD><EFBFBD>' AS test;
CREATE FUNCTION f1() RETURNS CHAR(10) RETURN '<27><><EFBFBD><EFBFBD>';
CREATE TABLE t1(c1 CHAR(10));
CREATE TRIGGER t1_bi BEFORE INSERT ON t1
FOR EACH ROW
SET NEW.c1 = '<27><><EFBFBD><EFBFBD>';
CREATE EVENT ev1 ON SCHEDULE AT '2030-01-01 00:00:00' DO SELECT '<27><><EFBFBD><EFBFBD>' AS test;
set names utf8;
Warnings:
Warning 3719 'utf8' is currently an alias for the character set UTF8MB3, but will be an alias for UTF8MB4 in a future release. Please consider using UTF8MB4 in order to be unambiguous.
SHOW CREATE VIEW v1;
View Create View character_set_client collation_connection
v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select 'тест' AS `test` koi8r koi8r_general_ci
SHOW CREATE PROCEDURE p1;
Procedure sql_mode Create Procedure character_set_client collation_connection Database Collation
p1 ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`root`@`localhost` PROCEDURE `p1`()
SELECT 'тест' AS test koi8r koi8r_general_ci utf8mb4_0900_ai_ci
SHOW CREATE FUNCTION f1;
Function sql_mode Create Function character_set_client collation_connection Database Collation
f1 ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`root`@`localhost` FUNCTION `f1`() RETURNS char(10) CHARSET utf8mb4
RETURN 'тест' koi8r koi8r_general_ci utf8mb4_0900_ai_ci
SHOW CREATE TRIGGER t1_bi;
Trigger sql_mode SQL Original Statement character_set_client collation_connection Database Collation Created
t1_bi ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`root`@`localhost` TRIGGER `t1_bi` BEFORE INSERT ON `t1` FOR EACH ROW SET NEW.c1 = 'тест' koi8r koi8r_general_ci utf8mb4_0900_ai_ci #
SHOW CREATE EVENT ev1;
Event sql_mode time_zone Create Event character_set_client collation_connection Database Collation
ev1 ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION SYSTEM CREATE DEFINER=`root`@`localhost` EVENT `ev1` ON SCHEDULE AT '2030-01-01 00:00:00' ON COMPLETION NOT PRESERVE ENABLE DO SELECT 'тест' AS test koi8r koi8r_general_ci utf8mb4_0900_ai_ci
DROP VIEW v1;
DROP PROCEDURE p1;
DROP FUNCTION f1;
DROP TABLE t1;
DROP EVENT ev1;
SHOW STORAGE ENGINES;
CREATE USER test_u@localhost;
GRANT PROCESS ON *.* TO test_u@localhost;
SHOW ENGINE MYISAM MUTEX;
SHOW ENGINE MYISAM STATUS;
DROP USER test_u@localhost;
#
# Bug #48985: show create table crashes if previous access to the table
# was killed
#
SHOW CREATE TABLE non_existent;
ERROR 42S02: Table 'test.non_existent' doesn't exist
End of 5.1 tests
#
# Bug#52593 SHOW CREATE TABLE is blocked if table is locked
# for write by another connection
DROP TABLE IF EXISTS t1;
CREATE TABLE t1 (i INT PRIMARY KEY);
LOCK TABLE t1 WRITE;
# Switching to connection 'con1'.
# This statement used to be blocked.
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`i` int NOT NULL,
PRIMARY KEY (`i`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
# Switching to connection 'default'.
UNLOCK TABLES;
DROP TABLE t1;
#
# Bug#54905 Connection with WRITE lock cannot ALTER table due to
# concurrent SHOW CREATE
#
DROP TABLE IF EXISTS t1;
CREATE TABLE t1(a INT);
# Connection con1
LOCK TABLE t1 WRITE;
# Connection default
START TRANSACTION;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` int DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
# Connection con1
ALTER TABLE t1 CHARACTER SET = utf8;
Warnings:
Warning 3719 'utf8' is currently an alias for the character set UTF8MB3, but will be an alias for UTF8MB4 in a future release. Please consider using UTF8MB4 in order to be unambiguous.
UNLOCK TABLES;
# Connection default
COMMIT;
DROP TABLE t1;
#
# Bug#55498 SHOW CREATE TRIGGER takes wrong type of metadata lock.
#
DROP TABLE IF EXISTS t1;
CREATE TABLE t1 (a INT);
CREATE TRIGGER t1_bi BEFORE INSERT ON t1 FOR EACH ROW SET new.a = 1;
# Test 1: SHOW CREATE TRIGGER with WRITE locked table.
# Connection con1
LOCK TABLE t1 WRITE;
# Connection default
SHOW CREATE TRIGGER t1_bi;
Trigger sql_mode SQL Original Statement character_set_client collation_connection Database Collation Created
t1_bi ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`root`@`localhost` TRIGGER `t1_bi` BEFORE INSERT ON `t1` FOR EACH ROW SET new.a = 1 utf8mb3 utf8_general_ci utf8mb4_0900_ai_ci #
# Connection con1
UNLOCK TABLES;
# Test 2: ALTER TABLE with SHOW CREATE TRIGGER in transaction
# Connection default
START TRANSACTION;
SHOW CREATE TRIGGER t1_bi;
Trigger sql_mode SQL Original Statement character_set_client collation_connection Database Collation Created
t1_bi ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`root`@`localhost` TRIGGER `t1_bi` BEFORE INSERT ON `t1` FOR EACH ROW SET new.a = 1 utf8mb3 utf8_general_ci utf8mb4_0900_ai_ci #
# Connection con1
ALTER TABLE t1 CHARACTER SET = utf8;
Warnings:
Warning 3719 'utf8' is currently an alias for the character set UTF8MB3, but will be an alias for UTF8MB4 in a future release. Please consider using UTF8MB4 in order to be unambiguous.
# Connection default
COMMIT;
DROP TRIGGER t1_bi;
DROP TABLE t1;
#
# Bug#57306 SHOW PROCESSLIST does not display string literals well.
#
SET NAMES latin1;
SELECT GET_LOCK('t', 1000);
GET_LOCK('t', 1000)
1
SET NAMES latin1;
SELECT GET_LOCK('t',1000) AS 'óóóó';;
SHOW PROCESSLIST;
Id User Host db Command Time State Info
### event_scheduler ### NULL Daemon ### ### NULL
### root ### test Query ### ### SELECT GET_LOCK('t',1000) AS 'óóóó'
### root ### test Query ### ### SHOW PROCESSLIST
SET NAMES utf8;
Warnings:
Warning 3719 'utf8' is currently an alias for the character set UTF8MB3, but will be an alias for UTF8MB4 in a future release. Please consider using UTF8MB4 in order to be unambiguous.
SHOW PROCESSLIST;
Id User Host db Command Time State Info
### event_scheduler ### NULL Daemon ### ### NULL
### root ### test Query ### ### SELECT GET_LOCK('t',1000) AS 'óóóó'
### root ### test Query ### ### SHOW PROCESSLIST
SELECT RELEASE_LOCK('t');
RELEASE_LOCK('t')
1
óóóó
1
SET NAMES latin1;
#
# Bug#58996 SHOW CREATE TRIGGER fails when subject table is shadowed by
# a temporary table.
#
DROP TABLE IF EXISTS t1;
CREATE TABLE t1 (a INT);
CREATE TRIGGER t1_bi BEFORE INSERT ON t1 FOR EACH ROW BEGIN END;
SHOW CREATE TRIGGER t1_bi;
Trigger sql_mode SQL Original Statement character_set_client collation_connection Database Collation Created
t1_bi ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`root`@`localhost` TRIGGER `t1_bi` BEFORE INSERT ON `t1` FOR EACH ROW BEGIN END latin1 latin1_swedish_ci utf8mb4_0900_ai_ci #
CREATE TEMPORARY TABLE t1 (b INT);
SHOW CREATE TRIGGER t1_bi;
Trigger sql_mode SQL Original Statement character_set_client collation_connection Database Collation Created
t1_bi ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`root`@`localhost` TRIGGER `t1_bi` BEFORE INSERT ON `t1` FOR EACH ROW BEGIN END latin1 latin1_swedish_ci utf8mb4_0900_ai_ci #
DROP TEMPORARY TABLE t1;
DROP TABLE t1;
#
# WL#6454: Deprecate SHOW AUTHORS and SHOW CONTRIBUTORS
#
# These statements were deprecated in 5.5 and removed in 5.6.
# They should therefore give ER_PARSE_ERROR here.
SHOW AUTHORS;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'AUTHORS' at line 1
SHOW CONTRIBUTORS;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'CONTRIBUTORS' at line 1
#
# Bug#20709462: GENERATED COLUMNS NOT PRINTED CORRECTLY IN
# SHOW CREATE TABLE
#
CREATE TABLE t1 (i CHAR(3),
n CHAR(20) CHARACTER SET utf8 GENERATED ALWAYS AS (md5(i)));
Warnings:
Warning 3719 'utf8' is currently an alias for the character set UTF8MB3, but will be an alias for UTF8MB4 in a future release. Please consider using UTF8MB4 in order to be unambiguous.
# Use SHOW CREATE TABLE output below unmodified to re-create table
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`i` char(3) DEFAULT NULL,
`n` char(20) CHARACTER SET utf8 COLLATE utf8_general_ci GENERATED ALWAYS AS (md5(`i`)) VIRTUAL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
DROP TABLE t1;
CREATE TABLE `t1` (
`i` char(3) DEFAULT NULL,
`n` char(20) CHARACTER SET utf8 GENERATED ALWAYS AS (md5(i)) VIRTUAL
) ENGINE=InnoDB DEFAULT CHARSET=latin1;
Warnings:
Warning 3719 'utf8' is currently an alias for the character set UTF8MB3, but will be an alias for UTF8MB4 in a future release. Please consider using UTF8MB4 in order to be unambiguous.
DROP TABLE t1;
#
# Bug#24800048 - SHOW TABLES FROM DATABASE HANGS ON WINDOWS PLATFORM
#
CREATE DATABASE unknown;
# On case sensitive file system following statement fails as DB name
# is in different case. Following statement works fine on case insensitive
# file systems.
SHOW TABLES FROM UNKNOWN;
Tables_in_unknown
# On case sensitive file system following statement fails as DB name
# is in different case. Following statement works fine on case insensitive
# file systems.
# Without fix following SHOW TABLES statements hangs in Windows (with
# lower_case_table_names=1).
SHOW TABLES FROM UNKNOWN;
Tables_in_unknown
DROP DATABASE unknown;
#
# WL#9570 - Extend SHOW statements to list hidden columns and index
# information.
#
# Test case to verify hidden columns, index and index elements
# display in INFORMATION_SCHEMA queries and SHOW statements.
# EXPECTATION: INFORMATION_SCHEMA.COLUMNS/STATISTICS*/KEY_COLUMN_USAGE
# SHOW [FULL] COLUMNS and SHOW INDEX should not display
# hidden columns, indexes and index elements.
# SHOW EXTENED [FULL] COLUMNS and SHOW EXTENDED INDEX
# should display hidden columns, index and index elements
# too.
#
#
CREATE TABLE t1 (c1 int(11) NOT NULL,
c2 int(11) DEFAULT NULL,
c3 text,
PRIMARY KEY (c1));
Warnings:
Warning 1681 Integer display width is deprecated and will be removed in a future release.
Warning 1681 Integer display width is deprecated and will be removed in a future release.
CREATE INDEX c2d ON t1(c2);
# With fix, following statements should not show the hidden columns.
SHOW COLUMNS FROM t1;
Field Type Null Key Default Extra
c1 int # # # #
c2 int # # # #
c3 text # # # #
SHOW FULL COLUMNS FROM t1;
Field Type Collation Null Key Default Extra Privileges Comment
c1 int # # # # # # #
c2 int # # # # # # #
c3 text # # # # # # #
SELECT table_name, column_name, column_type FROM
INFORMATION_SCHEMA.COLUMNS WHERE table_name='t1';
TABLE_NAME COLUMN_NAME COLUMN_TYPE
t1 c1 int
t1 c2 int
t1 c3 text
# EXTENDED keyword is introduced to list the hidden columns.
SHOW EXTENDED COLUMNS FROM t1;
Field Type Null Key Default Extra
c1 int # # # #
c2 int # # # #
c3 text # # # #
DB_TRX_ID # # # #
DB_ROLL_PTR # # # #
SHOW EXTENDED FULL COLUMNS FROM t1;
Field Type Collation Null Key Default Extra Privileges Comment
c1 int # # # # # # #
c2 int # # # # # # #
c3 text # # # # # # #
DB_TRX_ID # # # # # # #
DB_ROLL_PTR # # # # # # #
# With fix, following statements should not show the hidden index and
# index columns.
SHOW INDEX FROM t1;
Table Non_unique Key_name Seq_in_index Column_name Collation Cardinality Sub_part Packed Null Index_type Comment Index_comment Visible Expression
t1 0 PRIMARY 1 c1 A 0 NULL NULL BTREE YES NULL
t1 1 c2d 1 c2 A 0 NULL NULL YES BTREE YES NULL
SELECT table_schema, table_name, index_name, column_name FROM
INFORMATION_SCHEMA.STATISTICS WHERE table_name='t1';
TABLE_SCHEMA TABLE_NAME INDEX_NAME COLUMN_NAME
test t1 PRIMARY c1
test t1 c2d c2
SELECT * FROM INFORMATION_SCHEMA.TABLE_CONSTRAINTS WHERE table_name='t1';
CONSTRAINT_CATALOG CONSTRAINT_SCHEMA CONSTRAINT_NAME TABLE_SCHEMA TABLE_NAME CONSTRAINT_TYPE ENFORCED
def test PRIMARY test t1 PRIMARY KEY YES
SELECT constraint_schema, constraint_name, table_name, column_name FROM
INFORMATION_SCHEMA.KEY_COLUMN_USAGE WHERE table_name='t1';
CONSTRAINT_SCHEMA CONSTRAINT_NAME TABLE_NAME COLUMN_NAME
test PRIMARY t1 c1
# EXTENDED keyword is introduced to list the hidden index and index
# columns.
SHOW EXTENDED INDEX FROM t1;
Table Non_unique Key_name Seq_in_index Column_name Collation Cardinality Sub_part Packed Null Index_type Comment Index_comment Visible Expression
t1 0 PRIMARY 1 c1 A 0 NULL NULL BTREE YES NULL
t1 0 PRIMARY 2 DB_TRX_ID A NULL NULL NULL BTREE YES NULL
t1 0 PRIMARY 3 DB_ROLL_PTR A NULL NULL NULL BTREE YES NULL
t1 0 PRIMARY 4 c2 A NULL NULL NULL YES BTREE YES NULL
t1 0 PRIMARY 5 c3 A NULL NULL NULL YES BTREE YES NULL
t1 1 c2d 1 c2 A 0 NULL NULL YES BTREE YES NULL
t1 1 c2d 2 c1 A NULL NULL NULL BTREE YES NULL
DROP TABLE t1;
#
# Bug#27387773 COLUMN OPTION FOR DESCRIBE IS IGNORED
#
CREATE TEMPORARY TABLE t1 (f1 INT, f2 INT);
# These DESCRIBEs would show just single column after the fix.
DESCRIBE t1 f1;
Field Type Null Key Default Extra
f1 int YES NULL NULL
DESCRIBE t1 f2;
Field Type Null Key Default Extra
f2 int YES NULL NULL
SHOW COLUMNS FROM t1 LIKE 'f1';
Field Type Null Key Default Extra
f1 int YES NULL NULL
SHOW COLUMNS FROM t1 LIKE 'f2';
Field Type Null Key Default Extra
f2 int YES NULL NULL
DROP TABLE t1;
#
# Bug#11754608 MYSQL DOESN'T SHOW WHAT COLLATION WAS USED IF THAT
# COLLATION IS THE DEFAU
#
CREATE TABLE t1 (f1 CHAR(1),
f2 CHAR(1) COLLATE UTF8_BIN,
f3 CHAR(1) CHARSET UTF8MB3,
f4 CHAR(1) CHARSET UTF8MB4);
Warnings:
Warning 3778 'utf8_bin' is a collation of the deprecated character set UTF8MB3. Please consider using UTF8MB4 with an appropriate collation instead.
Warning 1287 'utf8mb3' is deprecated and will be removed in a future release. Please use utf8mb4 instead
# The SHOW command should show the utf8mb4 charset for f4 after ALTER.
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`f1` char(1) DEFAULT NULL,
`f2` char(1) CHARACTER SET utf8 COLLATE utf8_bin DEFAULT NULL,
`f3` char(1) CHARACTER SET utf8 COLLATE utf8_general_ci DEFAULT NULL,
`f4` char(1) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
ALTER TABLE t1 ADD COLUMN f5 CHAR(1);
ALTER TABLE t1 ADD COLUMN f6 CHAR(1) CHARSET UTF8MB4;
# The SHOW command should show the utf8mb4 charset for f6 after ALTER.
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`f1` char(1) DEFAULT NULL,
`f2` char(1) CHARACTER SET utf8 COLLATE utf8_bin DEFAULT NULL,
`f3` char(1) CHARACTER SET utf8 COLLATE utf8_general_ci DEFAULT NULL,
`f4` char(1) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci DEFAULT NULL,
`f5` char(1) DEFAULT NULL,
`f6` char(1) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
# Check if we retain the property after CREATE SELECT.
CREATE TABLE t2 AS SELECT * FROM t1;
SHOW CREATE TABLE t2;
Table Create Table
t2 CREATE TABLE `t2` (
`f1` char(1) DEFAULT NULL,
`f2` char(1) CHARACTER SET utf8 COLLATE utf8_bin DEFAULT NULL,
`f3` char(1) CHARACTER SET utf8 COLLATE utf8_general_ci DEFAULT NULL,
`f4` char(1) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci DEFAULT NULL,
`f5` char(1) DEFAULT NULL,
`f6` char(1) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
# Check if we retain the property after CREATE LIKE.
CREATE TABLE t3 LIKE t1;
SHOW CREATE TABLE t3;
Table Create Table
t3 CREATE TABLE `t3` (
`f1` char(1) DEFAULT NULL,
`f2` char(1) CHARACTER SET utf8 COLLATE utf8_bin DEFAULT NULL,
`f3` char(1) CHARACTER SET utf8 COLLATE utf8_general_ci DEFAULT NULL,
`f4` char(1) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci DEFAULT NULL,
`f5` char(1) DEFAULT NULL,
`f6` char(1) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
DROP TABLE t1;
DROP TABLE t2;
DROP TABLE t3;