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################# mysql-test\t\innodb_thread_concurrency_basic.test ########### # # # Variable Name: innodb_thread_concurrency # # Scope: GLOBAL # # Access Type: Dynamic # # Data Type: Numeric # # Default Value: 0 # # Range: 0-1000 # # # # # # Creation Date: 2008-02-07 # # Author: Rizwan # # # #Description:Test Cases of Dynamic System Variable innodb_thread_concurrency # # that checks the behavior of this variable in the following ways # # * Default Value # # * Valid & Invalid values # # * Scope & Access method # # * Data Integrity # # # # Reference: http://dev.mysql.com/doc/refman/5.1/en/ # # server-system-variables.html # # # ############################################################################### --source include/have_innodb.inc --source include/load_sysvars.inc ######################################################################## # START OF innodb_thread_concurrency TESTS # ######################################################################## ################################################################################ # Saving initial value of innodb_thread_concurrency in a temporary variable # ################################################################################ SET @global_start_value = @@global.innodb_thread_concurrency; SELECT @global_start_value; --echo '#--------------------FN_DYNVARS_046_01------------------------#' ######################################################################## # Display the DEFAULT value of innodb_thread_concurrency # ######################################################################## SET @@global.innodb_thread_concurrency = 0; SET @@global.innodb_thread_concurrency = DEFAULT; SELECT @@global.innodb_thread_concurrency; --echo '#---------------------FN_DYNVARS_046_02-------------------------#' ############################################################################### # Check if innodb_thread_concurrency can be accessed with and without @@ sign # ############################################################################### --Error ER_GLOBAL_VARIABLE SET innodb_thread_concurrency = 1; SELECT @@innodb_thread_concurrency; --Error ER_UNKNOWN_TABLE SELECT local.innodb_thread_concurrency; SET global innodb_thread_concurrency = 0; SELECT @@global.innodb_thread_concurrency; --echo '#--------------------FN_DYNVARS_046_03------------------------#' ########################################################################## # change the value of innodb_thread_concurrency to a valid value # ########################################################################## SET @@global.innodb_thread_concurrency = 0; SELECT @@global.innodb_thread_concurrency; SET @@global.innodb_thread_concurrency = 1; SELECT @@global.innodb_thread_concurrency; SET @@global.innodb_thread_concurrency = 1000; SELECT @@global.innodb_thread_concurrency; --echo '#--------------------FN_DYNVARS_046_04-------------------------#' ########################################################################### # Change the value of innodb_thread_concurrency to invalid value # ########################################################################### SET @@global.innodb_thread_concurrency = -1; SELECT @@global.innodb_thread_concurrency; --Error ER_WRONG_TYPE_FOR_VAR SET @@global.innodb_thread_concurrency = "T"; SELECT @@global.innodb_thread_concurrency; --Error ER_WRONG_TYPE_FOR_VAR SET @@global.innodb_thread_concurrency = "Y"; SELECT @@global.innodb_thread_concurrency; --Error ER_WRONG_TYPE_FOR_VAR SET @@global.innodb_thread_concurrency = ' '; SELECT @@global.innodb_thread_concurrency; --Error ER_WRONG_TYPE_FOR_VAR SET @@global.innodb_thread_concurrency = " "; SELECT @@global.innodb_thread_concurrency; SET @@global.innodb_thread_concurrency = 1001; SELECT @@global.innodb_thread_concurrency; --Error ER_WRONG_TYPE_FOR_VAR SET @@global.innodb_thread_concurrency = 255.01; SELECT @@global.innodb_thread_concurrency; --echo '#----------------------FN_DYNVARS_046_05------------------------#' ######################################################################### # Check if the value in GLOBAL Table matches value in variable # ######################################################################### --disable_warnings SELECT @@global.innodb_thread_concurrency = VARIABLE_VALUE FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES WHERE VARIABLE_NAME='innodb_thread_concurrency'; --enable_warnings SELECT @@global.innodb_thread_concurrency; --disable_warnings SELECT VARIABLE_VALUE FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES WHERE VARIABLE_NAME='innodb_thread_concurrency'; --enable_warnings --echo '#---------------------FN_DYNVARS_046_06-------------------------#' ################################################################### # Check if ON and OFF values can be used on variable # ################################################################### --ERROR ER_WRONG_TYPE_FOR_VAR SET @@global.innodb_thread_concurrency = OFF; SELECT @@global.innodb_thread_concurrency; --ERROR ER_WRONG_TYPE_FOR_VAR SET @@global.innodb_thread_concurrency = ON; SELECT @@global.innodb_thread_concurrency; --echo '#---------------------FN_DYNVARS_046_07----------------------#' ################################################################### # Check if TRUE and FALSE values can be used on variable # ################################################################### SET @@global.innodb_thread_concurrency = TRUE; SELECT @@global.innodb_thread_concurrency; SET @@global.innodb_thread_concurrency = FALSE; SELECT @@global.innodb_thread_concurrency; ############################## # Restore initial value # ############################## SET @@global.innodb_thread_concurrency = @global_start_value; SELECT @@global.innodb_thread_concurrency; ############################################################### # END OF innodb_thread_concurrency TESTS # ###############################################################