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| Current File : //home/usr.opt/mysql57/mysql-test/suite/sys_vars/t/thread_handling_basic.test |
################## mysql-test\t\thread_handling_basic.test #################### # # # Variable Name: thread_handling # # Scope: Global # # Access Type: Static # # Data Type: enumeration # # # # # # Creation Date: 2008-02-07 # # Author : Sharique Abdullah # # # # # # Description:Test Cases of Dynamic System Variable thread_handling # # 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/not_embedded.inc --echo '#---------------------BS_STVARS_051_01----------------------#' #################################################################### # Displaying default value # #################################################################### SELECT COUNT(@@GLOBAL.thread_handling); --echo 1 Expected --echo '#---------------------BS_STVARS_051_02----------------------#' # # Test case for Bug #35433 # #################################################################### # Check if Value can set # #################################################################### --error ER_INCORRECT_GLOBAL_LOCAL_VAR SET @@GLOBAL.thread_handling=1; --ECHO Expected error ER_INCORRECT_GLOBAL_LOCAL_VAR SELECT COUNT(@@GLOBAL.thread_handling); --echo 1 Expected --echo '#---------------------BS_STVARS_051_03----------------------#' ################################################################# # Check if the value in GLOBAL Table matches value in variable # ################################################################# --disable_warnings SELECT @@GLOBAL.thread_handling = VARIABLE_VALUE FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES WHERE VARIABLE_NAME='thread_handling'; --enable_warnings --echo 1 Expected SELECT COUNT(@@GLOBAL.thread_handling); --echo 1 Expected --disable_warnings SELECT COUNT(VARIABLE_VALUE) FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES WHERE VARIABLE_NAME='thread_handling'; --enable_warnings --echo 1 Expected --echo '#---------------------BS_STVARS_051_04----------------------#' ################################################################################ # Check if accessing variable with and without GLOBAL point to same variable # ################################################################################ SELECT @@thread_handling = @@GLOBAL.thread_handling; --echo 1 Expected --echo '#---------------------BS_STVARS_051_05----------------------#' ################################################################################ # Check if thread_handling can be accessed with and without @@ sign # ################################################################################ SELECT COUNT(@@thread_handling); --echo 1 Expected --Error ER_INCORRECT_GLOBAL_LOCAL_VAR SELECT COUNT(@@local.thread_handling); --echo Bug:Variable is global so it can not be accessed by local there should be error ER_INCORRECT_GLOBAL_LOCAL_VAR --echo Expected error 'Variable is a GLOBAL variable' --Error ER_INCORRECT_GLOBAL_LOCAL_VAR SELECT COUNT(@@SESSION.thread_handling); --ECHO Bug:Variable is global so it can not be accessed by session there should be error ER_INCORRECT_GLOBAL_LOCAL_VAR --echo Expected error 'Variable is a GLOBAL variable' SELECT COUNT(@@GLOBAL.thread_handling); --echo 1 Expected --Error ER_BAD_FIELD_ERROR SELECT thread_handling = @@SESSION.thread_handling; --echo Expected error 'Readonly variable'