Edit File: max_seeks_for_key_basic.inc
############## mysql-test\t\max_seeks_for_key_basic.test ############### # # # Variable Name: max_seeks_for_key # # Scope: GLOBAL | SESSION # # Access Type: Dynamic # # Data Type: numeric # # Default Value: 4294967295 # # Range: 1-4294967295 # # # # # # Creation Date: 2008-02-07 # # Author: Salman # # # # Description: Test Cases of Dynamic System Variable max_seeks_for_key # # 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/load_sysvars.inc ################################################################# # START OF max_seeks_for_key TESTS # ################################################################# ############################################################# # Save initial value # ############################################################# SET @start_global_value = @@global.max_seeks_for_key; SELECT @start_global_value; SET @start_session_value = @@session.max_seeks_for_key; SELECT @start_session_value; --echo '#--------------------FN_DYNVARS_083_01-------------------------#' ################################################################# # Display the DEFAULT value of max_seeks_for_key # ################################################################# SET @@global.max_seeks_for_key = 100; SET @@global.max_seeks_for_key = DEFAULT; SELECT @@global.max_seeks_for_key; SET @@session.max_seeks_for_key = 200; SET @@session.max_seeks_for_key = DEFAULT; SELECT @@session.max_seeks_for_key; --echo '#--------------------FN_DYNVARS_083_02-------------------------#' ################################################################# # Check the DEFAULT value of max_seeks_for_key # ################################################################# SET @@global.max_seeks_for_key = DEFAULT; SELECT @@global.max_seeks_for_key = 4294967295; SET @@session.max_seeks_for_key = DEFAULT; SELECT @@session.max_seeks_for_key = 4294967295; --echo '#--------------------FN_DYNVARS_083_03-------------------------#' ########################################################################### # Change the value of max_seeks_for_key to a valid value for GLOBAL Scope # ########################################################################### SET @@global.max_seeks_for_key = 1; SELECT @@global.max_seeks_for_key; SET @@global.max_seeks_for_key = 2; SELECT @@global.max_seeks_for_key; SET @@global.max_seeks_for_key = 65536; SELECT @@global.max_seeks_for_key; SET @@global.max_seeks_for_key = 4294967295; SELECT @@global.max_seeks_for_key; SET @@global.max_seeks_for_key = 4294967294; SELECT @@global.max_seeks_for_key; --echo '#--------------------FN_DYNVARS_083_04-------------------------#' ############################################################################ # Change the value of max_seeks_for_key to a valid value for SESSION Scope # ############################################################################ SET @@session.max_seeks_for_key = 1; SELECT @@session.max_seeks_for_key; SET @@session.max_seeks_for_key = 2; SELECT @@session.max_seeks_for_key; SET @@session.max_seeks_for_key = 4294967295; SELECT @@session.max_seeks_for_key; SET @@session.max_seeks_for_key = 4294967294; SELECT @@session.max_seeks_for_key; SET @@session.max_seeks_for_key = 65535; SELECT @@session.max_seeks_for_key; --echo '#------------------FN_DYNVARS_083_05-----------------------#' ############################################################# # Change the value of max_seeks_for_key to an invalid value # ############################################################# SET @@global.max_seeks_for_key = 0; SELECT @@global.max_seeks_for_key; SET @@global.max_seeks_for_key = -1024; SELECT @@global.max_seeks_for_key; SET @@global.max_seeks_for_key = 4294967296; SELECT @@global.max_seeks_for_key; --Error ER_WRONG_TYPE_FOR_VAR SET @@global.max_seeks_for_key = 65530.34; SELECT @@global.max_seeks_for_key; --Error ER_WRONG_TYPE_FOR_VAR SET @@global.max_seeks_for_key = test; SELECT @@global.max_seeks_for_key; SET @@session.max_seeks_for_key = 0; SELECT @@session.max_seeks_for_key; SET @@session.max_seeks_for_key = -2; SELECT @@session.max_seeks_for_key; --Error ER_WRONG_TYPE_FOR_VAR SET @@session.max_seeks_for_key = 65530.34; SET @@session.max_seeks_for_key = 4294967296; SELECT @@session.max_seeks_for_key; --Error ER_WRONG_TYPE_FOR_VAR SET @@session.max_seeks_for_key = test; SELECT @@session.max_seeks_for_key; --echo '#------------------FN_DYNVARS_083_06-----------------------#' #################################################################### # Check if the value in GLOBAL Table matches value in variable # #################################################################### SELECT @@global.max_seeks_for_key = VARIABLE_VALUE FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES WHERE VARIABLE_NAME='max_seeks_for_key'; --echo '#------------------FN_DYNVARS_083_07-----------------------#' #################################################################### # Check if the value in SESSION Table matches value in variable # #################################################################### SELECT @@session.max_seeks_for_key = VARIABLE_VALUE FROM INFORMATION_SCHEMA.SESSION_VARIABLES WHERE VARIABLE_NAME='max_seeks_for_key'; --echo '#------------------FN_DYNVARS_083_08-----------------------#' #################################################################### # Check if TRUE and FALSE values can be used on variable # #################################################################### SET @@global.max_seeks_for_key = TRUE; SELECT @@global.max_seeks_for_key; SET @@global.max_seeks_for_key = FALSE; SELECT @@global.max_seeks_for_key; --echo '#---------------------FN_DYNVARS_083_09----------------------#' ################################################################################# # Check if accessing variable with and without GLOBAL point to same variable # ################################################################################# SET @@global.max_seeks_for_key = 10; SELECT @@max_seeks_for_key = @@global.max_seeks_for_key; --echo '#---------------------FN_DYNVARS_083_10----------------------#' ######################################################################################################## # Check if accessing variable with SESSION,LOCAL and without SCOPE points to same session variable # ######################################################################################################## SET @@max_seeks_for_key = 100; SELECT @@max_seeks_for_key = @@local.max_seeks_for_key; SELECT @@local.max_seeks_for_key = @@session.max_seeks_for_key; --echo '#---------------------FN_DYNVARS_083_11----------------------#' ############################################################################ # Check if max_seeks_for_key can be accessed with and without @@ sign # ############################################################################ SET max_seeks_for_key = 1; SELECT @@max_seeks_for_key; --Error ER_UNKNOWN_TABLE SELECT local.max_seeks_for_key; --Error ER_UNKNOWN_TABLE SELECT session.max_seeks_for_key; --Error ER_BAD_FIELD_ERROR SELECT max_seeks_for_key = @@session.max_seeks_for_key; #################################### # Restore initial value # #################################### SET @@global.max_seeks_for_key = @start_global_value; SELECT @@global.max_seeks_for_key; SET @@session.max_seeks_for_key = @start_session_value; SELECT @@session.max_seeks_for_key; ############################################################# # END OF max_seeks_for_key TESTS # #############################################################
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