2008-04-10 15:14:28 +02:00
|
|
|
################# mysql-test\t\tx_isolation_basic.test ########################
|
|
|
|
|
# #
|
|
|
|
|
# Variable Name: tx_isolation #
|
|
|
|
|
# Scope: GLOBAL | SESSION #
|
|
|
|
|
# Access Type: Dynamic #
|
|
|
|
|
# Data Type: enumeration #
|
|
|
|
|
# Default Value: REPEATABLE-READ #
|
|
|
|
|
# Valid Values: READ-UNCOMMITTED, READCOMMITTED, REPEATABLE-READ,SERIALIZABLE #
|
|
|
|
|
# #
|
|
|
|
|
# #
|
|
|
|
|
# Creation Date: 2008-02-07 #
|
|
|
|
|
# Author: Rizwan #
|
|
|
|
|
# #
|
|
|
|
|
# Description: Test Cases of Dynamic System Variable tx_isolation #
|
|
|
|
|
# that checks the behavior of this variable in the following ways#
|
|
|
|
|
# * Default Value #
|
|
|
|
|
# * Valid & Invalid values #
|
|
|
|
|
# * Scope & Access method #
|
|
|
|
|
# * Data Integrity #
|
|
|
|
|
# #
|
|
|
|
|
# Reference: http://dev.mysql.com/doc/refman/5.1/en/ #
|
|
|
|
|
# server-system-variables.html #
|
|
|
|
|
# #
|
|
|
|
|
###############################################################################
|
|
|
|
|
|
|
|
|
|
--source include/load_sysvars.inc
|
|
|
|
|
|
|
|
|
|
########################################################################
|
|
|
|
|
# START OF tx_isolation TESTS #
|
|
|
|
|
########################################################################
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
#########################################################################
|
|
|
|
|
# Saving initial value of tx_isolation in a temporary variable #
|
|
|
|
|
#########################################################################
|
|
|
|
|
|
|
|
|
|
SET @global_start_value = @@global.tx_isolation;
|
|
|
|
|
SELECT @global_start_value;
|
|
|
|
|
|
|
|
|
|
SET @session_start_value = @@session.tx_isolation;
|
|
|
|
|
SELECT @session_start_value;
|
|
|
|
|
|
|
|
|
|
--echo '#--------------------FN_DYNVARS_183_01------------------------#'
|
|
|
|
|
####################################################################
|
|
|
|
|
# Display the DEFAULT value of tx_isolation #
|
|
|
|
|
####################################################################
|
|
|
|
|
|
|
|
|
|
SET @@global.tx_isolation = 'READ-UNCOMMITTED';
|
|
|
|
|
SET @@global.tx_isolation = DEFAULT;
|
2009-12-22 10:35:56 +01:00
|
|
|
SELECT @@global.tx_isolation;
|
2008-04-10 15:14:28 +02:00
|
|
|
|
|
|
|
|
SET @@session.tx_isolation = DEFAULT;
|
|
|
|
|
SELECT @@session.tx_isolation;
|
|
|
|
|
|
|
|
|
|
--echo '#---------------------FN_DYNVARS_183_02-------------------------#'
|
|
|
|
|
#########################################################
|
|
|
|
|
# Check if NULL or empty value is accepeted #
|
|
|
|
|
#########################################################
|
|
|
|
|
|
|
|
|
|
--Error ER_WRONG_VALUE_FOR_VAR
|
|
|
|
|
SET @@global.tx_isolation = NULL;
|
|
|
|
|
|
|
|
|
|
--Error ER_WRONG_VALUE_FOR_VAR
|
|
|
|
|
SET @@global.tx_isolation = '';
|
|
|
|
|
|
|
|
|
|
--Error ER_WRONG_VALUE_FOR_VAR
|
|
|
|
|
SET @@session.tx_isolation = NULL;
|
|
|
|
|
|
|
|
|
|
--Error ER_WRONG_VALUE_FOR_VAR
|
|
|
|
|
SET @@session.tx_isolation = '';
|
|
|
|
|
|
|
|
|
|
--echo '#--------------------FN_DYNVARS_183_03------------------------#'
|
|
|
|
|
#####################################################################
|
|
|
|
|
# Change the value of tx_isolation to a valid value #
|
|
|
|
|
#####################################################################
|
|
|
|
|
|
|
|
|
|
SET @@global.tx_isolation = 'READ-UNCOMMITTED';
|
|
|
|
|
SELECT @@global.tx_isolation;
|
|
|
|
|
|
|
|
|
|
SET @@global.tx_isolation = 'read-COMMITTED';
|
|
|
|
|
SELECT @@global.tx_isolation;
|
|
|
|
|
|
|
|
|
|
SET @@global.tx_isolation = 'REPEATABLE-READ';
|
|
|
|
|
SELECT @@global.tx_isolation;
|
|
|
|
|
|
|
|
|
|
SET @@global.tx_isolation = 'SERIALIZable';
|
|
|
|
|
SELECT @@global.tx_isolation;
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
SET @@session.tx_isolation = 'READ-UNCOMMITTED';
|
|
|
|
|
SELECT @@session.tx_isolation;
|
|
|
|
|
|
|
|
|
|
SET @@session.tx_isolation = 'READ-COMMITTED';
|
|
|
|
|
SELECT @@session.tx_isolation;
|
|
|
|
|
|
|
|
|
|
SET @@session.tx_isolation = 'REPEATABLE-READ';
|
|
|
|
|
SELECT @@session.tx_isolation;
|
|
|
|
|
|
|
|
|
|
SET @@session.tx_isolation = 'serializable';
|
|
|
|
|
SELECT @@session.tx_isolation;
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
--echo '#--------------------FN_DYNVARS_183_04-------------------------#'
|
|
|
|
|
#######################################################################
|
|
|
|
|
# Change the value of tx_isolation to invalid value #
|
|
|
|
|
#######################################################################
|
|
|
|
|
|
|
|
|
|
# for global scope
|
|
|
|
|
--Error ER_WRONG_VALUE_FOR_VAR
|
|
|
|
|
SET @@global.tx_isolation = -1;
|
|
|
|
|
--Error ER_WRONG_VALUE_FOR_VAR
|
|
|
|
|
SET @@global.tx_isolation = READUNCOMMITTED;
|
2009-12-22 10:35:56 +01:00
|
|
|
--Error ER_WRONG_VALUE_FOR_VAR
|
2008-04-10 15:14:28 +02:00
|
|
|
SET @@global.tx_isolation = 'REPEATABLE';
|
|
|
|
|
--Error ER_WRONG_VALUE_FOR_VAR
|
|
|
|
|
SET @@global.tx_isolation = OFF;
|
|
|
|
|
--Error ER_WRONG_VALUE_FOR_VAR
|
|
|
|
|
SET @@global.tx_isolation = ON;
|
|
|
|
|
--Error ER_WRONG_VALUE_FOR_VAR
|
|
|
|
|
SET @@global.tx_isolation = 'NON-SERIALIZABLE';
|
|
|
|
|
|
|
|
|
|
# for session scope
|
|
|
|
|
|
|
|
|
|
--Error ER_WRONG_VALUE_FOR_VAR
|
|
|
|
|
SET @@tx_isolation = -1;
|
|
|
|
|
--Error ER_WRONG_VALUE_FOR_VAR
|
|
|
|
|
SET @@tx_isolation = READUNCOMMITTED;
|
2009-12-22 10:35:56 +01:00
|
|
|
--Error ER_WRONG_VALUE_FOR_VAR
|
2008-04-10 15:14:28 +02:00
|
|
|
SET @@tx_isolation = 'REPEATABLE';
|
|
|
|
|
--Error ER_WRONG_VALUE_FOR_VAR
|
|
|
|
|
SET @@tx_isolation = 'NONE';
|
|
|
|
|
--Error ER_WRONG_VALUE_FOR_VAR
|
|
|
|
|
SET @@tx_isolation = 'ALL';
|
|
|
|
|
|
|
|
|
|
--echo '#-------------------FN_DYNVARS_183_05----------------------------#'
|
|
|
|
|
#########################################################################
|
|
|
|
|
# Check if the value in session Table matches value in variable #
|
|
|
|
|
#########################################################################
|
|
|
|
|
|
|
|
|
|
SELECT @@session.tx_isolation = VARIABLE_VALUE
|
|
|
|
|
FROM INFORMATION_SCHEMA.SESSION_VARIABLES
|
|
|
|
|
WHERE VARIABLE_NAME='tx_isolation';
|
|
|
|
|
|
|
|
|
|
--echo '#----------------------FN_DYNVARS_183_06------------------------#'
|
|
|
|
|
#########################################################################
|
|
|
|
|
# Check if the value in GLOBAL Table matches value in variable #
|
|
|
|
|
#########################################################################
|
|
|
|
|
|
|
|
|
|
SELECT @@global.tx_isolation = VARIABLE_VALUE
|
|
|
|
|
FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES
|
|
|
|
|
WHERE VARIABLE_NAME='tx_isolation';
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
--echo '#---------------------FN_DYNVARS_183_07-------------------------#'
|
|
|
|
|
###################################################################
|
|
|
|
|
# Check if numbers can be used on variable #
|
|
|
|
|
###################################################################
|
|
|
|
|
|
|
|
|
|
# test if variable accepts 0,1,2
|
|
|
|
|
SET @@global.tx_isolation = 0;
|
|
|
|
|
SELECT @@global.tx_isolation;
|
|
|
|
|
|
|
|
|
|
SET @@global.tx_isolation = 1;
|
|
|
|
|
SELECT @@global.tx_isolation;
|
|
|
|
|
|
|
|
|
|
SET @@global.tx_isolation = 2;
|
|
|
|
|
SELECT @@global.tx_isolation;
|
|
|
|
|
|
|
|
|
|
SET @@global.tx_isolation = 3;
|
|
|
|
|
SELECT @@global.tx_isolation;
|
|
|
|
|
|
2009-12-22 10:35:56 +01:00
|
|
|
--Error ER_WRONG_TYPE_FOR_VAR
|
2008-04-10 15:14:28 +02:00
|
|
|
SET @@global.tx_isolation = 0.4;
|
|
|
|
|
|
|
|
|
|
--echo '#---------------------FN_DYNVARS_183_08----------------------#'
|
|
|
|
|
###################################################################
|
|
|
|
|
# Check if TRUE and FALSE values can be used on variable #
|
|
|
|
|
###################################################################
|
|
|
|
|
|
|
|
|
|
SET @@global.tx_isolation = TRUE;
|
|
|
|
|
SELECT @@global.tx_isolation;
|
|
|
|
|
SET @@global.tx_isolation = FALSE;
|
|
|
|
|
SELECT @@global.tx_isolation;
|
|
|
|
|
|
|
|
|
|
--echo '#---------------------FN_DYNVARS_183_09----------------------#'
|
|
|
|
|
########################################################################
|
|
|
|
|
# Check if tx_isolation can be accessed with and without @@ sign #
|
|
|
|
|
########################################################################
|
|
|
|
|
|
|
|
|
|
SET tx_isolation = 'REPEATABLE-READ';
|
|
|
|
|
|
|
|
|
|
--Error ER_PARSE_ERROR
|
|
|
|
|
SET session.tx_isolation = 'REPEATABLE-READ';
|
|
|
|
|
--Error ER_PARSE_ERROR
|
|
|
|
|
SET global.tx_isolation = 'REPEATABLE-READ';
|
|
|
|
|
#using SET SESSION|GLOBAL syntax
|
|
|
|
|
SET session tx_isolation = 'REPEATABLE-READ';
|
|
|
|
|
SELECT @@tx_isolation;
|
|
|
|
|
|
|
|
|
|
SET global tx_isolation = 'REPEATABLE-READ';
|
|
|
|
|
SELECT @@global.tx_isolation;
|
|
|
|
|
|
|
|
|
|
##############################
|
|
|
|
|
# Restore initial value #
|
|
|
|
|
##############################
|
|
|
|
|
|
|
|
|
|
SET @@global.tx_isolation = @global_start_value;
|
|
|
|
|
SELECT @@global.tx_isolation;
|
|
|
|
|
|
|
|
|
|
SET @@session.tx_isolation = @session_start_value;
|
|
|
|
|
SELECT @@session.tx_isolation;
|
|
|
|
|
|
|
|
|
|
####################################################################
|
|
|
|
|
# END OF tx_isolation TESTS #
|
|
|
|
|
####################################################################
|
|
|
|
|
|
