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################## mysql-test\t\sql_auto_is_null_basic.test ################### # # # Variable Name: sql_auto_is_null # # Scope: Session # # Access Type: Static # # Data Type: filename # # # # # # Creation Date: 2008-02-07 # # Author : Sharique Abdullah # # # # # # Description:Test Cases of Dynamic System Variable sql_auto_is_null # # 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 # # # ############################################################################### --echo '#---------------------BS_STVARS_044_01----------------------#' #################################################################### # Displaying default value # #################################################################### SELECT @@session.sql_auto_is_null; --echo '#---------------------BS_STVARS_044_02----------------------#' #################################################################### # Check if Value can set # #################################################################### SET @@session.sql_auto_is_null=1; SELECT @@session.sql_auto_is_null; --echo '#---------------------BS_STVARS_044_03----------------------#' ################################################################# # Check if the value in session Table matches value in variable # ################################################################# --disable_warnings SELECT IF(@@session.sql_auto_is_null, "ON", "OFF") = VARIABLE_VALUE FROM INFORMATION_SCHEMA.SESSION_VARIABLES WHERE VARIABLE_NAME='sql_auto_is_null'; SELECT VARIABLE_VALUE FROM INFORMATION_SCHEMA.SESSION_VARIABLES WHERE VARIABLE_NAME='sql_auto_is_null'; --enable_warnings --echo '#---------------------BS_STVARS_044_05----------------------#' ################################################################################ # Check if sql_auto_is_null can be accessed with and without @@ sign # ################################################################################ SELECT @@sql_auto_is_null; SELECT @@local.sql_auto_is_null; SELECT @@session.sql_auto_is_null; SELECT @@global.sql_auto_is_null;