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################## mysql-test\t\innodb_lock_wait_timeout_basic.test ###########
# #
# Variable Name: innodb_lock_wait_timeout #
# Scope: Global , Session #
# Access Type: Dynamic #
# Data Type: numeric #
# #
# #
# Creation Date: 2008-02-07 #
# Author : Sharique Abdullah #
# #
# #
# Description:Test Cases of Dynamic System Variable innodb_lock_wait_timeout #
# that checks the behavior of this variable in the following ways #
# * Value Check #
# * Scope Check #
# #
# Reference: http://dev.mysql.com/doc/refman/5.1/en/ #
# server-system-variables.html #
# #
###############################################################################
--source include/have_innodb.inc
SET @start_global_value=@@global.innodb_lock_wait_timeout;
SELECT @start_global_value;
--echo '#---------------------BS_STVARS_032_01----------------------#'
####################################################################
# Displaying default value #
####################################################################
SELECT COUNT(@@GLOBAL.innodb_lock_wait_timeout);
--echo 1 Expected
--echo '#---------------------BS_STVARS_032_02----------------------#'
####################################################################
# Check if Value can set #
####################################################################
SET global innodb_lock_wait_timeout=60;
SELECT @@global.innodb_lock_wait_timeout;
SET session innodb_lock_wait_timeout=60;
SELECT @@session.innodb_lock_wait_timeout;
--echo '#---------------------BS_STVARS_032_03----------------------#'
#################################################################
# Check if the value in GLOBAL Table matches value in variable #
#################################################################
SELECT @@GLOBAL.innodb_lock_wait_timeout = VARIABLE_VALUE
FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES
WHERE VARIABLE_NAME='innodb_lock_wait_timeout';
--echo 1 Expected
SELECT COUNT(@@GLOBAL.innodb_lock_wait_timeout);
--echo 1 Expected
SELECT COUNT(VARIABLE_VALUE)
FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES
WHERE VARIABLE_NAME='innodb_lock_wait_timeout';
--echo 1 Expected
--echo '#---------------------BS_STVARS_032_04----------------------#'
################################################################################
# Check if accessing variable with and without GLOBAL point to same variable #
################################################################################
SELECT @@innodb_lock_wait_timeout = @@GLOBAL.innodb_lock_wait_timeout;
--echo 1 Expected
--echo '#---------------------BS_STVARS_032_05----------------------#'
################################################################################
# Check if innodb_lock_wait_timeout can be accessed with and without @@ sign #
################################################################################
SELECT COUNT(@@innodb_lock_wait_timeout);
--echo 1 Expected
SELECT COUNT(@@local.innodb_lock_wait_timeout);
SELECT COUNT(@@SESSION.innodb_lock_wait_timeout);
SELECT COUNT(@@GLOBAL.innodb_lock_wait_timeout);
--echo 1 Expected
--Error ER_BAD_FIELD_ERROR
SELECT innodb_lock_wait_timeout = @@SESSION.innodb_lock_wait_timeout;
#
# Cleanup
#
SET @@global.innodb_lock_wait_timeout = @start_global_value;
SELECT @@global.innodb_lock_wait_timeout;
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