Edit File: innodb_file_io_threads_basic.test
################## mysql-test\t\innodb_file_io_threads_basic.test ############# # # # Variable Name: innodb_file_io_threads # # Scope: Global # # Access Type: Static # # Data Type: numeric # # # # # # Creation Date: 2008-02-07 # # Author : Sharique Abdullah # # # # # # Description:Test Cases of Dynamic System Variable innodb_file_io_threads # # 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 --echo '#---------------------BS_STVARS_027_01----------------------#' #################################################################### # Displaying default value # #################################################################### SELECT COUNT(@@GLOBAL.innodb_read_io_threads); --echo 1 Expected SELECT COUNT(@@GLOBAL.innodb_write_io_threads); --echo 1 Expected --echo '#---------------------BS_STVARS_027_02----------------------#' #################################################################### # Check if Value can set # #################################################################### --error ER_INCORRECT_GLOBAL_LOCAL_VAR SET @@GLOBAL.innodb_read_io_threads=1; --echo Expected error 'Read only variable' SELECT COUNT(@@GLOBAL.innodb_read_io_threads); --echo 1 Expected --error ER_INCORRECT_GLOBAL_LOCAL_VAR SET @@GLOBAL.innodb_write_io_threads=1; --echo Expected error 'Read only variable' SELECT COUNT(@@GLOBAL.innodb_write_io_threads); --echo 1 Expected --echo '#---------------------BS_STVARS_027_03----------------------#' ################################################################# # Check if the value in GLOBAL Table matches value in variable # ################################################################# SELECT @@GLOBAL.innodb_read_io_threads = VARIABLE_VALUE FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES WHERE VARIABLE_NAME='innodb_read_io_threads'; --echo 1 Expected SELECT COUNT(@@GLOBAL.innodb_read_io_threads); --echo 1 Expected SELECT COUNT(VARIABLE_VALUE) FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES WHERE VARIABLE_NAME='innodb_read_io_threads'; --echo 1 Expected SELECT @@GLOBAL.innodb_write_io_threads = VARIABLE_VALUE FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES WHERE VARIABLE_NAME='innodb_write_io_threads'; --echo 1 Expected SELECT COUNT(@@GLOBAL.innodb_write_io_threads); --echo 1 Expected SELECT COUNT(VARIABLE_VALUE) FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES WHERE VARIABLE_NAME='innodb_write_io_threads'; --echo 1 Expected --echo '#---------------------BS_STVARS_027_04----------------------#' ################################################################################ # Check if accessing variable with and without GLOBAL point to same variable # ################################################################################ SELECT @@innodb_read_io_threads = @@GLOBAL.innodb_read_io_threads; --echo 1 Expected SELECT @@innodb_write_io_threads = @@GLOBAL.innodb_write_io_threads; --echo 1 Expected --echo '#---------------------BS_STVARS_027_05----------------------#' ################################################################################ # Check if innodb_read_io_threads can be accessed with and without @@ sign # # Check if innodb_write_io_threads can be accessed with and without @@ sign # ################################################################################ SELECT COUNT(@@innodb_read_io_threads); --echo 1 Expected --Error ER_INCORRECT_GLOBAL_LOCAL_VAR SELECT COUNT(@@local.innodb_read_io_threads); --echo Expected error 'Variable is a GLOBAL variable' --Error ER_INCORRECT_GLOBAL_LOCAL_VAR SELECT COUNT(@@SESSION.innodb_read_io_threads); --echo Expected error 'Variable is a GLOBAL variable' SELECT COUNT(@@GLOBAL.innodb_read_io_threads); --echo 1 Expected --Error ER_BAD_FIELD_ERROR SELECT innodb_read_io_threads = @@SESSION.innodb_read_io_threads; --echo Expected error 'Readonly variable' SELECT COUNT(@@innodb_write_io_threads); --echo 1 Expected --Error ER_INCORRECT_GLOBAL_LOCAL_VAR SELECT COUNT(@@local.innodb_write_io_threads); --echo Expected error 'Variable is a GLOBAL variable' --Error ER_INCORRECT_GLOBAL_LOCAL_VAR SELECT COUNT(@@SESSION.innodb_write_io_threads); --echo Expected error 'Variable is a GLOBAL variable' SELECT COUNT(@@GLOBAL.innodb_write_io_threads); --echo 1 Expected --Error ER_BAD_FIELD_ERROR SELECT innodb_write_io_threads = @@SESSION.innodb_write_io_threads; --echo Expected error 'Readonly variable'
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