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| Current File : //usr/opt/mysql57/mysql-test/suite/sys_vars/t/optimizer_prune_level_basic.test |
############## mysql-test\t\optimizer_prune_level_basic.test ################## # # # Variable Name: optimizer_prune_level # # Scope: GLOBAL | SESSION # # Access Type: Dynamic # # Data Type: boolean # # Default Value: 1 # # Range: # # # # # # Creation Date: 2008-02-14 # # Author: Salman # # # # Description: Test Cases of Dynamic System Variable optimizer_prune_level # # 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#option_mysqld_optimizer_prune_level # # # ############################################################################### --source include/load_sysvars.inc ################################################### # START OF optimizer_prune_level TESTS # ################################################### ############################################################# # Save initial value # ############################################################# SET @start_global_value = @@global.optimizer_prune_level; SELECT @start_global_value; SET @start_session_value = @@session.optimizer_prune_level; SELECT @start_session_value; --echo '#--------------------FN_DYNVARS_115_01-------------------------#' ########################################################### # Display the DEFAULT value of optimizer_prune_level # ########################################################### SET @@global.optimizer_prune_level = 0; SET @@global.optimizer_prune_level = DEFAULT; SELECT @@global.optimizer_prune_level; SET @@session.optimizer_prune_level = 0; SET @@session.optimizer_prune_level = DEFAULT; SELECT @@session.optimizer_prune_level; --echo '#--------------------FN_DYNVARS_115_02-------------------------#' ########################################################### # Check the DEFAULT value of optimizer_prune_level # ########################################################### SET @@global.optimizer_prune_level = DEFAULT; SELECT @@global.optimizer_prune_level = 1; SET @@session.optimizer_prune_level = DEFAULT; SELECT @@session.optimizer_prune_level = 1; --echo '#--------------------FN_DYNVARS_115_03-------------------------#' ############################################################################### # Change the value of optimizer_prune_level to a valid value for GLOBAL Scope # ############################################################################### SELECT @@global.optimizer_prune_level; SET @@global.optimizer_prune_level = 0; SELECT @@global.optimizer_prune_level; SET @@global.optimizer_prune_level = 1; SELECT @@global.optimizer_prune_level; SET @@global.optimizer_prune_level = TRUE; SELECT @@global.optimizer_prune_level; SET @@global.optimizer_prune_level = FALSE; SELECT @@global.optimizer_prune_level; --echo '#--------------------FN_DYNVARS_115_04-------------------------#' ############################################################################### # Change the value of optimizer_prune_level to a valid value for SESSION Scope# ############################################################################### SELECT @@session.optimizer_prune_level; SET @@session.optimizer_prune_level = 0; SELECT @@session.optimizer_prune_level; SET @@session.optimizer_prune_level = 1; SELECT @@session.optimizer_prune_level; SET @@session.optimizer_prune_level = TRUE; SELECT @@session.optimizer_prune_level; SET @@session.optimizer_prune_level = FALSE; SELECT @@session.optimizer_prune_level; --echo '#------------------FN_DYNVARS_115_05-----------------------#' ################################################################# # Change the value of optimizer_prune_level to an invalid value # ################################################################# --Error ER_WRONG_TYPE_FOR_VAR SET @@global.optimizer_prune_level = ON; --echo 'Bug# 34840: Since it is a boolean variable, it should not give errors on 'ON' & 'OFF' values'; --Error ER_WRONG_TYPE_FOR_VAR SET @@global.optimizer_prune_level = OFF; --Error ER_WRONG_TYPE_FOR_VAR SET @@global.optimizer_prune_level = 'ONN'; --Error ER_WRONG_TYPE_FOR_VAR SET @@global.optimizer_prune_level = "OFFF"; --Error ER_WRONG_TYPE_FOR_VAR SET @@global.optimizer_prune_level = TTRUE; --Error ER_WRONG_TYPE_FOR_VAR SET @@global.optimizer_prune_level = FELSE; SET @@global.optimizer_prune_level = -1024; SELECT @@global.optimizer_prune_level; --echo 'Bug# 34840: Since it is a boolean variable, it should give errors on numeric values'; SET @@global.optimizer_prune_level = 65536; --Error ER_WRONG_TYPE_FOR_VAR SET @@global.optimizer_prune_level = 65530.34; --Error ER_WRONG_TYPE_FOR_VAR SET @@global.optimizer_prune_level = test; --Error ER_WRONG_TYPE_FOR_VAR SET @@session.optimizer_prune_level = ON; --Error ER_WRONG_TYPE_FOR_VAR SET @@session.optimizer_prune_level = OFF; --Error ER_WRONG_TYPE_FOR_VAR SET @@session.optimizer_prune_level = ONN; --Error ER_WRONG_TYPE_FOR_VAR SET @@session.optimizer_prune_level = ONF; --Error ER_WRONG_TYPE_FOR_VAR SET @@session.optimizer_prune_level = ON; --Error ER_WRONG_TYPE_FOR_VAR SET @@session.optimizer_prune_level = OF; --Error ER_WRONG_TYPE_FOR_VAR SET @@session.optimizer_prune_level = 'OFN'; SET @@session.optimizer_prune_level = -2; SELECT @@session.optimizer_prune_level; --Error ER_WRONG_TYPE_FOR_VAR SET @@session.optimizer_prune_level = 65530.34; SET @@session.optimizer_prune_level = 65550; SELECT @@session.optimizer_prune_level; --Error ER_WRONG_TYPE_FOR_VAR SET @@session.optimizer_prune_level = test; --echo '#------------------FN_DYNVARS_115_06-----------------------#' #################################################################### # Check if the value in GLOBAL Table matches value in variable # #################################################################### --disable_warnings SELECT @@global.optimizer_prune_level = VARIABLE_VALUE FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES WHERE VARIABLE_NAME='optimizer_prune_level'; --enable_warnings --echo '#------------------FN_DYNVARS_115_07-----------------------#' #################################################################### # Check if the value in SESSION Table matches value in variable # #################################################################### --disable_warnings SELECT @@session.optimizer_prune_level = VARIABLE_VALUE FROM INFORMATION_SCHEMA.SESSION_VARIABLES WHERE VARIABLE_NAME='optimizer_prune_level'; --enable_warnings --echo '#---------------------FN_DYNVARS_115_08----------------------#' ############################################################################### # Check if global and session variable are independent of each other # ############################################################################### SET @@optimizer_prune_level = 0; SET @@global.optimizer_prune_level = 1; SELECT @@optimizer_prune_level = @@global.optimizer_prune_level; --echo '#---------------------FN_DYNVARS_115_09----------------------#' ############################################################################### # Check if accessing variable with SESSION,LOCAL and without SCOPE points # # to same session variable # ############################################################################### SET @@optimizer_prune_level = 1; SELECT @@optimizer_prune_level = @@local.optimizer_prune_level; SELECT @@local.optimizer_prune_level = @@session.optimizer_prune_level; --echo '#---------------------FN_DYNVARS_115_10----------------------#' ############################################################################### # Check if optimizer_prune_level can be accessed with and without @@ sign # ############################################################################### SET optimizer_prune_level = 1; SELECT @@optimizer_prune_level; --Error ER_UNKNOWN_TABLE SELECT local.optimizer_prune_level; --Error ER_UNKNOWN_TABLE SELECT session.optimizer_prune_level; --Error ER_BAD_FIELD_ERROR SELECT optimizer_prune_level = @@session.optimizer_prune_level; #################################### # Restore initial value # #################################### SET @@global.optimizer_prune_level = @start_global_value; SELECT @@global.optimizer_prune_level; SET @@session.optimizer_prune_level = @start_session_value; SELECT @@session.optimizer_prune_level; ########################################################## # END OF optimizer_prune_level TESTS # ##########################################################