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Bug#16565 mysqld --help --verbose does not order variablesBug#20413 sql_slave_skip_counter is not shown in show variables Bug#20415 Output of mysqld --help --verbose is incomplete Bug#25430 variable not found in SELECT @@global.ft_max_word_len; Bug#32902 plugin variables don't know their names Bug#34599 MySQLD Option and Variable Reference need to be consistent in formatting! Bug#34829 No default value for variable and setting default does not raise error Bug#34834 ? Is accepted as a valid sql mode Bug#34878 Few variables have default value according to documentation but error occurs Bug#34883 ft_boolean_syntax cant be assigned from user variable to global var. Bug#37187 `INFORMATION_SCHEMA`.`GLOBAL_VARIABLES`: inconsistent status Bug#40988 log_output_basic.test succeeded though syntactically false. Bug#41010 enum-style command-line options are not honoured (maria.maria-recover fails) Bug#42103 Setting key_buffer_size to a negative value may lead to very large allocations Bug#44691 Some plugins configured as MYSQL_PLUGIN_MANDATORY in can be disabled Bug#44797 plugins w/o command-line options have no disabling option in --help Bug#46314 string system variables don't support expressions Bug#46470 sys_vars.max_binlog_cache_size_basic_32 is broken Bug#46586 When using the plugin interface the type "set" for options caused a crash. Bug#47212 Crash in DBUG_PRINT in mysqltest.cc when trying to print octal number Bug#48758 mysqltest crashes on sys_vars.collation_server_basic in gcov builds Bug#49417 some complaints about mysqld --help --verbose output Bug#49540 DEFAULT value of binlog_format isn't the default value Bug#49640 ambiguous option '--skip-skip-myisam' (double skip prefix) Bug#49644 init_connect and \0 Bug#49645 init_slave and multi-byte characters Bug#49646 mysql --show-warnings crashes when server dies
199 lines
5.5 KiB
Plaintext
199 lines
5.5 KiB
Plaintext
SET @global_auto_increment_increment = @@global.auto_increment_increment;
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SET @session_auto_increment_increment = @@session.auto_increment_increment;
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SET @global_auto_increment_offset = @@global.auto_increment_offset;
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SET @session_auto_increment_offset = @@session.auto_increment_offset;
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drop table if exists t1;
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CREATE TABLE t1
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(
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id INT NOT NULL auto_increment,
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PRIMARY KEY (id),
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name VARCHAR(30)
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);
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'#--------------------FN_DYNVARS_001_01-------------------------#'
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## Setting initial value of auto_increment_increment to 5 ##
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SET @@auto_increment_increment = 5;
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'#--------------------FN_DYNVARS_001_02-------------------------#'
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## Inserting first record in table to check behavior of the variable ##
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INSERT into t1(name) values('Record_1');
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SELECT * from t1;
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id name
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1 Record_1
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## Changing value of variable to 10 ##
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SET @@global.auto_increment_increment = 10;
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## Inserting record and verifying value of column id ##
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INSERT into t1(name) values('Record_2');
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SELECT * from t1;
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id name
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1 Record_1
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6 Record_2
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## Test behavior of variable after assigning some larger value to it ##
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SELECT @@auto_increment_increment;
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@@auto_increment_increment
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5
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SET @@auto_increment_increment = 100;
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INSERT into t1(name) values('Record_5');
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SELECT * from t1;
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id name
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1 Record_1
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6 Record_2
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101 Record_5
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'#--------------------FN_DYNVARS_001_03-------------------------#'
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## Creating new connection test_con1 ##
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## Value of session & global vairable here should be 10 ##
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SELECT @@global.auto_increment_increment = 10;
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@@global.auto_increment_increment = 10
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1
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SELECT @@session.auto_increment_increment = 10;
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@@session.auto_increment_increment = 10
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1
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## Setting global value of variable and inserting data in table ##
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SET @@global.auto_increment_increment = 20;
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SELECT @@global.auto_increment_increment;
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@@global.auto_increment_increment
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20
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INSERT into t1(name) values('Record_6');
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SELECT * from t1;
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id name
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1 Record_1
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6 Record_2
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101 Record_5
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111 Record_6
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## Setting session value of variable and inserting data in table ##
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SET @@session.auto_increment_increment = 2;
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SELECT @@session.auto_increment_increment;
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@@session.auto_increment_increment
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2
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INSERT into t1(name) values('Record_8');
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INSERT into t1(name) values('Record_9');
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SELECT * from t1;
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id name
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1 Record_1
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6 Record_2
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101 Record_5
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111 Record_6
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113 Record_8
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115 Record_9
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'#--------------------FN_DYNVARS_001_04-------------------------#'
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## Creating another new connection test_con2 ##
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## Verifying initial values of variable in global & session scope ##
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## global & session initial value should be 20 ##
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SELECT @@global.auto_increment_increment = 20;
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@@global.auto_increment_increment = 20
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1
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SELECT @@session.auto_increment_increment = 20;
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@@session.auto_increment_increment = 20
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1
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## Setting value of session variable to 5 and verifying its behavior ##
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SET @@session.auto_increment_increment = 5;
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INSERT into t1(name) values('Record_10');
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SELECT * from t1;
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id name
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1 Record_1
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6 Record_2
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101 Record_5
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111 Record_6
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113 Record_8
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115 Record_9
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116 Record_10
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SET @@session.auto_increment_increment = 1;
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SELECT @@auto_increment_increment;
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@@auto_increment_increment
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1
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SELECT @@global.auto_increment_increment;
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@@global.auto_increment_increment
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20
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'#--------------------FN_DYNVARS_001_05-------------------------#'
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## Switching to test_con1 ##
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## Verifying values of global & session value of variable ##
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## global value should be 20 ##
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SELECT @@global.auto_increment_increment = 20;
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@@global.auto_increment_increment = 20
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1
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## session value should be 2 ##
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SELECT @@session.auto_increment_increment = 2;
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@@session.auto_increment_increment = 2
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1
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INSERT into t1(name) values('Record_11');
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INSERT into t1(name) values('Record_12');
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SELECT * from t1;
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id name
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1 Record_1
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6 Record_2
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101 Record_5
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111 Record_6
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113 Record_8
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115 Record_9
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116 Record_10
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117 Record_11
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119 Record_12
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'#--------------------FN_DYNVARS_001_06-------------------------#'
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## Changing column's datatype to SmallInt and verifying variable's behavior ##
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ALTER table t1 MODIFY id SMALLINT NOT NULL auto_increment;
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INSERT into t1(name) values('Record_13');
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INSERT into t1(name) values('Record_14');
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SELECT * from t1;
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id name
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1 Record_1
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6 Record_2
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101 Record_5
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111 Record_6
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113 Record_8
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115 Record_9
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116 Record_10
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117 Record_11
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119 Record_12
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121 Record_13
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123 Record_14
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## Changing column's datatype to BigInt and verifying variable's behavior ##
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ALTER table t1 MODIFY id BIGINT NOT NULL auto_increment;
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INSERT into t1(name) values('Record_15');
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INSERT into t1(name) values('Record_16');
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SELECT * from t1;
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id name
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1 Record_1
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6 Record_2
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101 Record_5
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111 Record_6
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113 Record_8
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115 Record_9
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116 Record_10
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117 Record_11
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119 Record_12
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121 Record_13
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123 Record_14
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125 Record_15
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127 Record_16
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'#--------------------FN_DYNVARS_001_07-------------------------#'
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## Verifying behavior of variable with negative value ##
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SET @@auto_increment_increment = -10;
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Warnings:
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Warning 1292 Truncated incorrect auto_increment_increment value: '-10'
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INSERT into t1(name) values('Record_17');
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INSERT into t1(name) values('Record_18');
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SELECT * from t1;
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id name
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1 Record_1
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6 Record_2
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101 Record_5
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111 Record_6
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113 Record_8
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115 Record_9
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116 Record_10
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117 Record_11
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119 Record_12
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121 Record_13
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123 Record_14
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125 Record_15
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127 Record_16
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128 Record_17
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129 Record_18
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## Disconnecting test_con2 ##
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## Dropping table t1 ##
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DROP table if exists t1;
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## Disconnecting test_con1 ##
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## switching to default connection ##
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SET @@global.auto_increment_increment = @global_auto_increment_increment;
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SET @@session.auto_increment_increment = @session_auto_increment_increment;
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SET @@global.auto_increment_offset = @global_auto_increment_offset;
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SET @@session.auto_increment_offset = @session_auto_increment_offset;
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