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System variable tests delivered by Folio3 (see WL4288).
BitKeeper/etc/ignore: Added mysql-test/linux_sys_vars.inc mysql-test/load_sysvars.inc mysql-test/windows_sys_vars.inc to the ignore list
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mysql-test/t/sql_low_priority_updates_basic.test
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mysql-test/t/sql_low_priority_updates_basic.test
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############## mysql-test\t\sql_low_priority_updates_basic.test ###############
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# #
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# Variable Name: sql_low_priority_updates #
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# Scope: GLOBAL | SESSION #
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# Access Type: Dynamic #
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# Data Type: boolean #
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# Default Value: #
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# Valid Values: 0,1 #
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# #
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# #
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# Creation Date: 2008-02-07 #
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# Author: Rizwan #
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# #
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# Description: Test Cases of Dynamic System Variable sql_low_priority_updates #
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# that checks the behavior of this variable in the following ways#
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# * Default Value #
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# * Valid & Invalid values #
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# * Scope & Access method #
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# * Data Integrity #
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# #
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# Reference: http://dev.mysql.com/doc/refman/5.1/en/ #
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# server-system-variables.html #
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# #
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###############################################################################
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--source include/load_sysvars.inc
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########################################################################
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# START OF sql_low_priority_updates TESTS #
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########################################################################
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###############################################################################
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# Saving initial value of sql_low_priority_updates in a temporary variable #
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###############################################################################
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SET @session_start_value = @@session.sql_low_priority_updates;
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SELECT @session_start_value;
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SET @global_start_value = @@global.sql_low_priority_updates;
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SELECT @global_start_value;
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--echo '#--------------------FN_DYNVARS_159_01------------------------#'
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########################################################################
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# Display the DEFAULT value of sql_low_priority_updates #
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########################################################################
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SET @@session.sql_low_priority_updates = 1;
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SET @@session.sql_low_priority_updates = DEFAULT;
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SELECT @@session.sql_low_priority_updates;
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SET @@global.sql_low_priority_updates = 1;
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--Error ER_NO_DEFAULT
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SET @@global.sql_low_priority_updates = DEFAULT;
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--echo 'Bug: DEFAULT value is only associated with session'
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--echo '#---------------------FN_DYNVARS_159_02-------------------------#'
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####################################################################################
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# Check if sql_low_priority_updates can be accessed with and without @@ sign #
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####################################################################################
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SET sql_low_priority_updates = 1;
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SELECT @@sql_low_priority_updates;
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--Error ER_UNKNOWN_TABLE
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SELECT session.sql_low_priority_updates;
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--Error ER_UNKNOWN_TABLE
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SELECT local.sql_low_priority_updates;
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--Error ER_UNKNOWN_TABLE
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SELECT global.sql_low_priority_updates;
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#using another syntax for accessing system variables
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SET session sql_low_priority_updates = 0;
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SELECT @@session.sql_low_priority_updates;
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SET global sql_low_priority_updates = 0;
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SELECT @@global.sql_low_priority_updates;
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--echo '#--------------------FN_DYNVARS_159_03------------------------#'
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##########################################################################
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# change the value of sql_low_priority_updates to a valid value #
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##########################################################################
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# for session
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SET @@session.sql_low_priority_updates = 0;
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SELECT @@session.sql_low_priority_updates;
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SET @@session.sql_low_priority_updates = 1;
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SELECT @@session.sql_low_priority_updates;
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# for global
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SET @@global.sql_low_priority_updates = 0;
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SELECT @@global.sql_low_priority_updates;
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SET @@global.sql_low_priority_updates = 1;
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SELECT @@global.sql_low_priority_updates;
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--echo '#--------------------FN_DYNVARS_159_04-------------------------#'
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###########################################################################
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# Change the value of sql_low_priority_updates to invalid value #
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###########################################################################
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# for session
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--Error ER_WRONG_VALUE_FOR_VAR
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SET @@session.sql_low_priority_updates = -1;
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--Error ER_WRONG_VALUE_FOR_VAR
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SET @@session.sql_low_priority_updates = 1.6;
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--Error ER_WRONG_VALUE_FOR_VAR
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SET @@session.sql_low_priority_updates = "T";
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--Error ER_WRONG_VALUE_FOR_VAR
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SET @@session.sql_low_priority_updates = "Y";
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--Error ER_WRONG_VALUE_FOR_VAR
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SET @@session.sql_low_priority_updates = TR<54>E;
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--Error ER_WRONG_VALUE_FOR_VAR
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SET @@session.sql_low_priority_updates = <20>N;
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SET @@session.sql_low_priority_updates = OF;
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SELECT @@session.sql_low_priority_updates;
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--echo 'Bug# 34828: OF is taken as OFF and a value of 0 is set.'
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--Error ER_WRONG_VALUE_FOR_VAR
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SET @@session.sql_low_priority_updates = <20>FF;
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# for global
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--Error ER_WRONG_VALUE_FOR_VAR
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SET @@global.sql_low_priority_updates = -1;
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--Error ER_WRONG_VALUE_FOR_VAR
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SET @@global.sql_low_priority_updates = 2;
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--Error ER_WRONG_VALUE_FOR_VAR
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SET @@global.sql_low_priority_updates = "T";
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--Error ER_WRONG_VALUE_FOR_VAR
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SET @@global.sql_low_priority_updates = "Y";
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--Error ER_WRONG_VALUE_FOR_VAR
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SET @@global.sql_low_priority_updates = TR<54>E;
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--Error ER_WRONG_VALUE_FOR_VAR
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SET @@global.sql_low_priority_updates = <20>N;
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SET @@global.sql_low_priority_updates = OF;
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SELECT @@global.sql_low_priority_updates;
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--echo 'Bug# 34828: OF is taken as OFF and a value of 0 is set.'
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--Error ER_WRONG_VALUE_FOR_VAR
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SET @@global.sql_low_priority_updates = <20>FF;
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--echo '#-------------------FN_DYNVARS_159_05----------------------------#'
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###########################################################################
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# Test if changing global variable effects session and vice versa #
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###########################################################################
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SET @@global.sql_low_priority_updates = 0;
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SET @@session.sql_low_priority_updates = 1;
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SELECT @@global.sql_low_priority_updates AS res_is_0;
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SET @@global.sql_low_priority_updates = 0;
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SELECT @@session.sql_low_priority_updates AS res_is_1;
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--echo '#----------------------FN_DYNVARS_159_06------------------------#'
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#########################################################################
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# Check if the value in GLOBAL Table matches value in variable #
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#########################################################################
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SELECT @@global.sql_low_priority_updates = VARIABLE_VALUE
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FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES
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WHERE VARIABLE_NAME='sql_low_priority_updates';
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SELECT @@global.sql_low_priority_updates;
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SELECT VARIABLE_VALUE
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FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES
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WHERE VARIABLE_NAME='sql_low_priority_updates';
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--echo '#----------------------FN_DYNVARS_159_07------------------------#'
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#########################################################################
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# Check if the value in SESSION Table matches value in variable #
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#########################################################################
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SELECT @@session.sql_low_priority_updates = VARIABLE_VALUE
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FROM INFORMATION_SCHEMA.SESSION_VARIABLES
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WHERE VARIABLE_NAME='sql_low_priority_updates';
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SELECT @@session.sql_low_priority_updates;
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SELECT VARIABLE_VALUE
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FROM INFORMATION_SCHEMA.SESSION_VARIABLES
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WHERE VARIABLE_NAME='sql_low_priority_updates';
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--echo '#---------------------FN_DYNVARS_159_08-------------------------#'
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###################################################################
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# Check if ON and OFF values can be used on variable #
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###################################################################
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SET @@session.sql_low_priority_updates = OFF;
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SELECT @@session.sql_low_priority_updates;
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SET @@session.sql_low_priority_updates = ON;
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SELECT @@session.sql_low_priority_updates;
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SET @@global.sql_low_priority_updates = OFF;
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SELECT @@global.sql_low_priority_updates;
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SET @@global.sql_low_priority_updates = ON;
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SELECT @@global.sql_low_priority_updates;
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--echo '#---------------------FN_DYNVARS_159_09----------------------#'
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###################################################################
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# Check if TRUE and FALSE values can be used on variable #
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###################################################################
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SET @@session.sql_low_priority_updates = TRUE;
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SELECT @@session.sql_low_priority_updates;
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SET @@session.sql_low_priority_updates = FALSE;
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SELECT @@session.sql_low_priority_updates;
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SET @@global.sql_low_priority_updates = TRUE;
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SELECT @@global.sql_low_priority_updates;
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SET @@global.sql_low_priority_updates = FALSE;
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SELECT @@global.sql_low_priority_updates;
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##############################
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# Restore initial value #
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##############################
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SET @@session.sql_low_priority_updates = @session_start_value;
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SELECT @@session.sql_low_priority_updates;
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SET @@global.sql_low_priority_updates = @global_start_value;
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SELECT @@global.sql_low_priority_updates;
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###########################################################
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# END OF sql_low_priority_updates TESTS #
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###########################################################
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