mirror of
https://github.com/MariaDB/server.git
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177 lines
6.5 KiB
Plaintext
177 lines
6.5 KiB
Plaintext
SET @global_start_value = @@global.tx_isolation;
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SELECT @global_start_value;
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@global_start_value
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REPEATABLE-READ
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SET @session_start_value = @@session.tx_isolation;
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SELECT @session_start_value;
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@session_start_value
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REPEATABLE-READ
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'#--------------------FN_DYNVARS_183_01------------------------#'
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SET @@global.tx_isolation = 'READ-UNCOMMITTED';
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SET @@global.tx_isolation = DEFAULT;
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ERROR 42000: Variable 'tx_isolation' doesn't have a default value
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'Bug# 34878: Documentation specifies a DEFAULT value of REPEATABLE-READ';
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'where as DEFAULT is not supported here.';
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SET @@session.tx_isolation = 'SERIALIZABLE';
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SET @@session.tx_isolation = DEFAULT;
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SELECT @@session.tx_isolation;
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@@session.tx_isolation
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READ-UNCOMMITTED
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'Bug# 34876: Documentation specifies a DEFAULT value of REPEATABLE-READ';
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'where as DEFAULT here as no effect.';
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'#---------------------FN_DYNVARS_183_02-------------------------#'
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SET @@global.tx_isolation = NULL;
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ERROR 42000: Variable 'tx_isolation' can't be set to the value of 'NULL'
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SET @@global.tx_isolation = '';
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ERROR 42000: Variable 'tx_isolation' can't be set to the value of ''
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SET @@session.tx_isolation = NULL;
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ERROR 42000: Variable 'tx_isolation' can't be set to the value of 'NULL'
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SET @@session.tx_isolation = '';
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ERROR 42000: Variable 'tx_isolation' can't be set to the value of ''
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'#--------------------FN_DYNVARS_183_03------------------------#'
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SET @@global.tx_isolation = 'READ-UNCOMMITTED';
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SELECT @@global.tx_isolation;
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@@global.tx_isolation
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READ-UNCOMMITTED
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SET @@global.tx_isolation = 'read-COMMITTED';
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SELECT @@global.tx_isolation;
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@@global.tx_isolation
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READ-COMMITTED
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SET @@global.tx_isolation = 'REPEATABLE-READ';
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SELECT @@global.tx_isolation;
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@@global.tx_isolation
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REPEATABLE-READ
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SET @@global.tx_isolation = 'SERIALIZable';
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SELECT @@global.tx_isolation;
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@@global.tx_isolation
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SERIALIZABLE
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SET @@session.tx_isolation = 'READ-UNCOMMITTED';
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SELECT @@session.tx_isolation;
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@@session.tx_isolation
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READ-UNCOMMITTED
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SET @@session.tx_isolation = 'READ-COMMITTED';
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SELECT @@session.tx_isolation;
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@@session.tx_isolation
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READ-COMMITTED
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SET @@session.tx_isolation = 'REPEATABLE-READ';
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SELECT @@session.tx_isolation;
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@@session.tx_isolation
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REPEATABLE-READ
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SET @@session.tx_isolation = 'serializable';
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SELECT @@session.tx_isolation;
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@@session.tx_isolation
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SERIALIZABLE
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'#--------------------FN_DYNVARS_183_04-------------------------#'
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SET @@global.tx_isolation = -1;
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ERROR 42000: Variable 'tx_isolation' can't be set to the value of '-1'
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SET @@global.tx_isolation = READUNCOMMITTED;
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ERROR 42000: Variable 'tx_isolation' can't be set to the value of 'READUNCOMMITTED'
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SET @@global.tx_isolation = 'REPEATABLE';
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SELECT @@global.tx_isolation;
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@@global.tx_isolation
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REPEATABLE-READ
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'Bug# 34833: REPEATABLE is not documented as as valid tx_isolation level'
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SET @@global.tx_isolation = OFF;
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ERROR 42000: Variable 'tx_isolation' can't be set to the value of 'OFF'
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SET @@global.tx_isolation = ON;
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ERROR 42000: Variable 'tx_isolation' can't be set to the value of 'ON'
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SET @@global.tx_isolation = 'NON-SERIALIZABLE';
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ERROR 42000: Variable 'tx_isolation' can't be set to the value of 'NON-SERIALIZABLE'
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SET @@tx_isolation = -1;
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ERROR 42000: Variable 'tx_isolation' can't be set to the value of '-1'
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SET @@tx_isolation = READUNCOMMITTED;
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ERROR 42000: Variable 'tx_isolation' can't be set to the value of 'READUNCOMMITTED'
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SET @@tx_isolation = 'REPEATABLE';
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SELECT @@tx_isolation;
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@@tx_isolation
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REPEATABLE-READ
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'Bug# 34833: REPEATABLE is not documented as as valid tx_isolation level'
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SET @@tx_isolation = 'NONE';
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ERROR 42000: Variable 'tx_isolation' can't be set to the value of 'NONE'
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SET @@tx_isolation = 'ALL';
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ERROR 42000: Variable 'tx_isolation' can't be set to the value of 'ALL'
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'#-------------------FN_DYNVARS_183_05----------------------------#'
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SELECT @@session.tx_isolation = VARIABLE_VALUE
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FROM INFORMATION_SCHEMA.SESSION_VARIABLES
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WHERE VARIABLE_NAME='tx_isolation';
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@@session.tx_isolation = VARIABLE_VALUE
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1
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'#----------------------FN_DYNVARS_183_06------------------------#'
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SELECT @@global.tx_isolation = VARIABLE_VALUE
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FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES
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WHERE VARIABLE_NAME='tx_isolation';
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@@global.tx_isolation = VARIABLE_VALUE
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1
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'#---------------------FN_DYNVARS_183_07-------------------------#'
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SET @@global.tx_isolation = 0;
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SELECT @@global.tx_isolation;
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@@global.tx_isolation
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READ-UNCOMMITTED
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SET @@global.tx_isolation = 1;
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SELECT @@global.tx_isolation;
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@@global.tx_isolation
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READ-COMMITTED
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SET @@global.tx_isolation = 2;
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SELECT @@global.tx_isolation;
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@@global.tx_isolation
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REPEATABLE-READ
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SET @@global.tx_isolation = 3;
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SELECT @@global.tx_isolation;
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@@global.tx_isolation
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SERIALIZABLE
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SET @@global.tx_isolation = 0.4;
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SELECT @@global.tx_isolation;
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@@global.tx_isolation
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READ-UNCOMMITTED
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SET @@global.tx_isolation = 1.1;
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SELECT @@global.tx_isolation;
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@@global.tx_isolation
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READ-COMMITTED
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SET @@global.tx_isolation = 1.5;
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SELECT @@global.tx_isolation;
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@@global.tx_isolation
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REPEATABLE-READ
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SET @@global.tx_isolation = 2.9;
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SELECT @@global.tx_isolation;
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@@global.tx_isolation
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SERIALIZABLE
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SET @@session.tx_isolation = 3.49;
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SELECT @@session.tx_isolation;
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@@session.tx_isolation
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SERIALIZABLE
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SET @@session.tx_isolation = 3.6;
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ERROR 42000: Variable 'tx_isolation' can't be set to the value of '4'
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'Bug: Decimal values can be used within the range [0.0-3.5).';
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'Values are rounded to 0,1,2,3 as evident from outcome.';
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'#---------------------FN_DYNVARS_183_08----------------------#'
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SET @@global.tx_isolation = TRUE;
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SELECT @@global.tx_isolation;
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@@global.tx_isolation
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READ-COMMITTED
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SET @@global.tx_isolation = FALSE;
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SELECT @@global.tx_isolation;
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@@global.tx_isolation
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READ-UNCOMMITTED
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'#---------------------FN_DYNVARS_183_09----------------------#'
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SET tx_isolation = 'REPEATABLE-READ';
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SET session.tx_isolation = 'REPEATABLE-READ';
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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 'tx_isolation = 'REPEATABLE-READ'' at line 1
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SET global.tx_isolation = 'REPEATABLE-READ';
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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 'tx_isolation = 'REPEATABLE-READ'' at line 1
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SET session tx_isolation = 'REPEATABLE-READ';
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SELECT @@tx_isolation;
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@@tx_isolation
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REPEATABLE-READ
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SET global tx_isolation = 'REPEATABLE-READ';
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SELECT @@global.tx_isolation;
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@@global.tx_isolation
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REPEATABLE-READ
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SET @@global.tx_isolation = @global_start_value;
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SELECT @@global.tx_isolation;
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@@global.tx_isolation
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REPEATABLE-READ
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SET @@session.tx_isolation = @session_start_value;
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SELECT @@session.tx_isolation;
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@@session.tx_isolation
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REPEATABLE-READ
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