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################## mysql-test\t\warning_count_basic.test ###################### # # # Variable Name: warning_count # # Scope: Session # # Access Type: Static # # Data Type: numeric # # # # # # Creation Date: 2008-02-07 # # Author : Sharique Abdullah # # # # # # Description:Test Cases of Dynamic System Variable warning_count # # 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 # # # ############################################################################### # diagnostics can't be prepared --disable_ps_protocol --echo '#---------------------BS_STVARS_057_01----------------------#' #################################################################### # Displaying default value # #################################################################### SELECT COUNT(@@SESSION.warning_count); --echo 1 Expected --echo '#---------------------BS_STVARS_057_02----------------------#' #################################################################### # Check if Value can set # #################################################################### --error ER_INCORRECT_GLOBAL_LOCAL_VAR SET @@SESSION.warning_count=1; --echo Expected error 'Read only variable' SELECT COUNT(@@SESSION.warning_count); --echo 1 Expected --echo '#---------------------BS_STVARS_057_03----------------------#' ################################################################# # Check if the value in SESSION Table matches value in variable # ################################################################# --disable_warnings SELECT @@SESSION.warning_count = VARIABLE_VALUE FROM INFORMATION_SCHEMA.SESSION_VARIABLES WHERE VARIABLE_NAME='warning_count'; --enable_warnings --echo 1 Expected SELECT COUNT(@@SESSION.warning_count); --echo 1 Expected --disable_warnings SELECT COUNT(VARIABLE_VALUE) FROM INFORMATION_SCHEMA.SESSION_VARIABLES WHERE VARIABLE_NAME='warning_count'; --enable_warnings --echo 1 Expected --echo '#---------------------BS_STVARS_057_04----------------------#' ################################################################################ # Check if accessing variable with and without SESSION point to same variable # ################################################################################ SELECT @@warning_count = @@SESSION.warning_count; --echo 1 Expected --echo '#---------------------BS_STVARS_057_05----------------------#' ################################################################################ # Check if warning_count can be accessed with and without @@ sign # ################################################################################ SELECT COUNT(@@warning_count); --echo 1 Expected SELECT COUNT(@@local.warning_count); --echo 1 Expected SELECT COUNT(@@SESSION.warning_count); --echo 1 Expected --error ER_INCORRECT_GLOBAL_LOCAL_VAR SELECT COUNT(@@GLOBAL.warning_count); --echo Expected error 'Variable is a SESSION variable' --error ER_BAD_FIELD_ERROR SELECT COUNT(warning_count = @@GLOBAL.warning_count); --echo Expected error 'Readonly variable' --enable_ps_protocol