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############## mysql-test\t\lock_wait_timeout_basic.test ####################### # # # Variable Name: lock_wait_timeout # # Scope: GLOBAL & SESSION # # Access Type: Dynamic # # Data Type: Numeric # # Default Value: 1 # # Range: 1 - 31536000 # # # # # # Creation Date: 2010-02-08 # # Author: Jon Olav Hauglid # # # # Description: Test Cases of Dynamic System Variable "lock_wait_timeout" # # that checks 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/5.5/en/ # # server-system-variables.html#option_mysqld_lock-wait-timeout # # # ################################################################################ --source include/load_sysvars.inc ##################################################################### # START OF lock_wait_timeout TESTS # ##################################################################### ############################################################# # Save initial value # ############################################################# SET @start_global_value = @@global.lock_wait_timeout; SELECT @start_global_value; SET @start_session_value = @@session.lock_wait_timeout; SELECT @start_session_value; --echo '#--------------------FN_DYNVARS_002_01-------------------------#' ##################################################################### # Display the DEFAULT value of lock_wait_timeout # ##################################################################### SET @@global.lock_wait_timeout = 100; SET @@global.lock_wait_timeout = DEFAULT; SELECT @@global.lock_wait_timeout; SET @@session.lock_wait_timeout = 200; SET @@session.lock_wait_timeout = DEFAULT; SELECT @@session.lock_wait_timeout; --echo '#--------------------FN_DYNVARS_002_02-------------------------#' ##################################################################### # Check the DEFAULT value of lock_wait_timeout # ##################################################################### SET @@global.lock_wait_timeout = @start_global_value; SELECT @@global.lock_wait_timeout = 31536000; SET @@session.lock_wait_timeout = @start_session_value; SELECT @@session.lock_wait_timeout = 31536000; --echo '#--------------------FN_DYNVARS_002_03-------------------------#' ############################################################################### # Change the value of lock_wait_timeout to a valid value for GLOBAL Scope # ############################################################################### SET @@global.lock_wait_timeout = 1; SELECT @@global.lock_wait_timeout; SET @@global.lock_wait_timeout = 60020; SELECT @@global.lock_wait_timeout; SET @@global.lock_wait_timeout = 65535; SELECT @@global.lock_wait_timeout; SET @@global.lock_wait_timeout = 31536000; SELECT @@global.lock_wait_timeout; --echo '#--------------------FN_DYNVARS_002_04-------------------------#' ############################################################################### # Change the value of lock_wait_timeout to a valid value for SESSION Scope # ############################################################################### SET @@session.lock_wait_timeout = 1; SELECT @@session.lock_wait_timeout; SET @@session.lock_wait_timeout = 50050; SELECT @@session.lock_wait_timeout; SET @@session.lock_wait_timeout = 65535; SELECT @@session.lock_wait_timeout; SET @@session.lock_wait_timeout = 31536000; SELECT @@session.lock_wait_timeout; --echo '#------------------FN_DYNVARS_002_05-----------------------#' ################################################################# # Change the value of lock_wait_timeout to an invalid value # ################################################################# # for global scope SET @@global.lock_wait_timeout = 0; SELECT @@global.lock_wait_timeout; SET @@global.lock_wait_timeout = -1024; SELECT @@global.lock_wait_timeout; SET @@global.lock_wait_timeout = 31536001; SELECT @@global.lock_wait_timeout; SET @@global.lock_wait_timeout = 3153600112; SELECT @@global.lock_wait_timeout; --Error ER_WRONG_TYPE_FOR_VAR SET @@global.lock_wait_timeout = 65532.01; SELECT @@global.lock_wait_timeout; --Error ER_WRONG_TYPE_FOR_VAR SET @@global.lock_wait_timeout = ON; SELECT @@global.lock_wait_timeout; --Error ER_WRONG_TYPE_FOR_VAR SET @@global.lock_wait_timeout = OFF; SELECT @@global.lock_wait_timeout; --Error ER_WRONG_TYPE_FOR_VAR SET @@global.lock_wait_timeout = test; SELECT @@global.lock_wait_timeout; --Error ER_WRONG_TYPE_FOR_VAR SET @@global.lock_wait_timeout = " "; SELECT @@global.lock_wait_timeout; --Error ER_WRONG_TYPE_FOR_VAR SET @@global.lock_wait_timeout = ' '; SELECT @@global.lock_wait_timeout; # for session scope SET @@session.lock_wait_timeout = 0; SELECT @@session.lock_wait_timeout; SET @@session.lock_wait_timeout = -2; SELECT @@session.lock_wait_timeout; SET @@session.lock_wait_timeout = 3176990909; SELECT @@session.lock_wait_timeout; SET @@session.lock_wait_timeout = 31536001; SELECT @@session.lock_wait_timeout; SET @@session.lock_wait_timeout = -1024; SELECT @@session.lock_wait_timeout; --Error ER_WRONG_TYPE_FOR_VAR SET @@session.lock_wait_timeout = 65532.01; SELECT @@session.lock_wait_timeout; --Error ER_WRONG_TYPE_FOR_VAR SET @@session.lock_wait_timeout = ON; SELECT @@session.lock_wait_timeout; --Error ER_WRONG_TYPE_FOR_VAR SET @@session.lock_wait_timeout = OFF; SELECT @@session.lock_wait_timeout; --Error ER_WRONG_TYPE_FOR_VAR SET @@session.lock_wait_timeout = test; SELECT @@session.lock_wait_timeout; --Error ER_WRONG_TYPE_FOR_VAR SET @@session.lock_wait_timeout = ' '; SELECT @@session.lock_wait_timeout; --echo '#------------------FN_DYNVARS_002_06-----------------------#' #################################################################### # Check if the value in GLOBAL Table matches value in variable # #################################################################### --disable_warnings SELECT @@global.lock_wait_timeout = VARIABLE_VALUE FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES WHERE VARIABLE_NAME='lock_wait_timeout'; --enable_warnings --echo '#------------------FN_DYNVARS_002_07-----------------------#' #################################################################### # Check if the value in SESSION Table matches value in variable # #################################################################### --disable_warnings SELECT @@session.lock_wait_timeout = VARIABLE_VALUE FROM INFORMATION_SCHEMA.SESSION_VARIABLES WHERE VARIABLE_NAME='lock_wait_timeout'; --enable_warnings --echo '#------------------FN_DYNVARS_002_08-----------------------#' #################################################################### # Check if TRUE and FALSE values can be used on variable # #################################################################### SET @@global.lock_wait_timeout = TRUE; SELECT @@global.lock_wait_timeout; SET @@global.lock_wait_timeout = FALSE; SELECT @@global.lock_wait_timeout; --echo '#---------------------FN_DYNVARS_001_09----------------------#' ############################################################################### # Check if global and session variables are independant of each other # ############################################################################### SET @@global.lock_wait_timeout = 10; SET @@session.lock_wait_timeout = 11; SELECT @@lock_wait_timeout = @@global.lock_wait_timeout; --echo '#---------------------FN_DYNVARS_001_10----------------------#' ############################################################################## # Check if accessing variable with SESSION,LOCAL and without SCOPE points # # to same session variable # ############################################################################## SET @@lock_wait_timeout = 100; SELECT @@lock_wait_timeout = @@local.lock_wait_timeout; SELECT @@local.lock_wait_timeout = @@session.lock_wait_timeout; --echo '#---------------------FN_DYNVARS_001_11----------------------#' ############################################################################### # Check if lock_wait_timeout can be accessed with and without @@ sign # ############################################################################### SET lock_wait_timeout = 1; SELECT @@lock_wait_timeout; --Error ER_UNKNOWN_TABLE SELECT local.lock_wait_timeout; --Error ER_UNKNOWN_TABLE SELECT session.lock_wait_timeout; --Error ER_BAD_FIELD_ERROR SELECT lock_wait_timeout = @@session.lock_wait_timeout; #################################### # Restore initial value # #################################### SET @@global.lock_wait_timeout = @start_global_value; SELECT @@global.lock_wait_timeout; SET @@session.lock_wait_timeout = @start_session_value; SELECT @@session.lock_wait_timeout; ################################################### # END OF lock_wait_timeout TESTS # ###################################################