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247 lines
10 KiB
SQL
247 lines
10 KiB
SQL
################# mysql-test\t\query_prealloc_size_basic.test ##################
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# #
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# Variable Name: query_prealloc_size #
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# Scope: GLOBAL | SESSION #
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# Access Type: Dynamic #
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# Data Type: numeric #
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# Default Value: 8192 #
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# Range: 8192-4294967295 #
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# #
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# #
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# Creation Date: 2008-02-07 #
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# Author: Rizwan #
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# #
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# Description: Test Cases of Dynamic System Variable query_prealloc_size #
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# that checks the behavior of this variable in the following ways #
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# * Default Value #
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# * Valid & Invalid values #
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# * Scope & Access method #
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# * Data Integrity #
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# #
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# Reference: #
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# http://dev.mysql.com/doc/refman/5.1/en/server-system-variables.html #
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# #
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# Last Modification: #
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# 2008-07-14 hhunger removed values for 64 bit platforms. #
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# #
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################################################################################
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--source include/load_sysvars.inc
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########################################################################
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# START OF query_prealloc_size TESTS #
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########################################################################
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#############################################################
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# Save initial value #
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#############################################################
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SET @start_global_value = @@global.query_prealloc_size ;
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SELECT @start_global_value;
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SET @start_session_value = @@session.query_prealloc_size ;
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SELECT @start_session_value;
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--echo '#--------------------FN_DYNVARS_005_01-------------------------#'
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########################################################################
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# Display the DEFAULT value of myisam_block_size #
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########################################################################
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SET @@global.query_prealloc_size = 100;
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SET @@global.query_prealloc_size = DEFAULT;
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SELECT @@global.query_prealloc_size ;
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SET @@session.query_prealloc_size = 200;
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SET @@session.query_prealloc_size = DEFAULT;
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SELECT @@session.query_prealloc_size ;
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--echo '#--------------------FN_DYNVARS_005_02-------------------------#'
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########################################################################
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# Check the DEFAULT value of query_prealloc_size #
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########################################################################
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SET @@global.query_prealloc_size = DEFAULT;
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SELECT @@global.query_prealloc_size = 8192;
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SET @@session.query_prealloc_size = DEFAULT;
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SELECT @@session.query_prealloc_size = 8192;
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--echo '#--------------------FN_DYNVARS_005_03-------------------------#'
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################################################################################
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# Change the value of query_prealloc_size to a valid value for GLOBAL Scope #
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################################################################################
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SET @@global.query_prealloc_size = 8192;
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SELECT @@global.query_prealloc_size ;
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# Due to problems with 64 bit machines having less than 6 GB main memory.
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#SET @@global.query_prealloc_size = 4294967295;
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#SELECT @@global.query_prealloc_size ;
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SET @@global.query_prealloc_size = 655354;
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SELECT @@global.query_prealloc_size ;
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--echo '#--------------------FN_DYNVARS_005_04-------------------------#'
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##################################################################################
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# Change the value of query_prealloc_size to a valid value for SESSION Scope #
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##################################################################################
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SET @@session.query_prealloc_size = 8192;
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SELECT @@session.query_prealloc_size ;
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# Due to problems with 64 bit machines having less than 6 GB main memory.
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#SET @@session.query_prealloc_size = 4294967295;
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#SELECT @@session.query_prealloc_size ;
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SET @@session.query_prealloc_size = 655345;
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SELECT @@session.query_prealloc_size ;
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--echo '#------------------FN_DYNVARS_005_05-----------------------#'
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####################################################################
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# Change the value of query_prealloc_size to an invalid value #
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####################################################################
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SET @@global.query_prealloc_size = 0;
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SELECT @@global.query_prealloc_size ;
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SET @@global.query_prealloc_size = -1024;
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SELECT @@global.query_prealloc_size ;
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# Due to problems with 64 bit machines having less than 6 GB main memory.
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#SET @@global.query_prealloc_size = 429496729533;
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#SELECT @@global.query_prealloc_size ;
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--Error ER_PARSE_ERROR
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SET @@global.query_prealloc_size = 65530.34.;
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SELECT @@global.query_prealloc_size ;
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--Error ER_WRONG_TYPE_FOR_VAR
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SET @@global.query_prealloc_size = test;
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SELECT @@global.query_prealloc_size ;
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--Error ER_WRONG_TYPE_FOR_VAR
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SET @@global.query_prealloc_size = "test";
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SELECT @@global.query_prealloc_size ;
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--Error ER_WRONG_TYPE_FOR_VAR
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SET @@global.query_prealloc_size = 'test';
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SELECT @@global.query_prealloc_size ;
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--Error ER_WRONG_TYPE_FOR_VAR
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SET @@global.query_prealloc_size = ON;
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SELECT @@global.query_prealloc_size ;
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SET @@session.query_prealloc_size = 0;
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SELECT @@session.query_prealloc_size ;
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SET @@session.query_prealloc_size = -2;
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SELECT @@session.query_prealloc_size ;
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--Error ER_PARSE_ERROR
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SET @@session.query_prealloc_size = 65530.34.;
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SELECT @@session.query_prealloc_size ;
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--Error ER_WRONG_TYPE_FOR_VAR
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SET @@session.query_prealloc_size = test;
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SELECT @@session.query_prealloc_size ;
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--Error ER_WRONG_TYPE_FOR_VAR
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SET @@session.query_prealloc_size = "test";
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SELECT @@session.query_prealloc_size ;
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--echo '#------------------FN_DYNVARS_005_06-----------------------#'
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####################################################################
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# Check if the value in GLOBAL Table matches value in variable #
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####################################################################
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SELECT @@global.query_prealloc_size = VARIABLE_VALUE
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FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES
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WHERE VARIABLE_NAME='query_prealloc_size ';
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--echo '#------------------FN_DYNVARS_005_07-----------------------#'
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####################################################################
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# Check if the value in SESSION Table matches value in variable #
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####################################################################
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SELECT @@session.query_prealloc_size = VARIABLE_VALUE
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FROM INFORMATION_SCHEMA.SESSION_VARIABLES
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WHERE VARIABLE_NAME='query_prealloc_size ';
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--echo '#------------------FN_DYNVARS_005_08-----------------------#'
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####################################################################
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# Check if TRUE and FALSE values can be used on variable #
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####################################################################
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SET @@global.query_prealloc_size = TRUE;
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SELECT @@global.query_prealloc_size ;
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SET @@global.query_prealloc_size = FALSE;
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SELECT @@global.query_prealloc_size ;
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--echo '#---------------------FN_DYNVARS_001_09----------------------#'
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################################################################################
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# Check if accessing variable with and without GLOBAL point to same variable #
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################################################################################
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SET @@global.query_prealloc_size = 10;
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SELECT @@query_prealloc_size = @@global.query_prealloc_size ;
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--echo '#---------------------FN_DYNVARS_001_10----------------------#'
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##############################################################################
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# Check if accessing variable with SESSION,LOCAL and without SCOPE points to #
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# to the same session variable #
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##############################################################################
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SET @@query_prealloc_size = 100;
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SELECT @@query_prealloc_size = @@local.query_prealloc_size ;
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SELECT @@local.query_prealloc_size = @@session.query_prealloc_size ;
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--echo '#---------------------FN_DYNVARS_001_11----------------------#'
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################################################################################
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# Check if query_prealloc_size can be accessed with and without @@ sign #
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################################################################################
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SET query_prealloc_size = 1;
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SELECT @@query_prealloc_size ;
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--Error ER_UNKNOWN_TABLE
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SELECT local.query_prealloc_size ;
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--Error ER_UNKNOWN_TABLE
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SELECT session.query_prealloc_size ;
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--Error ER_BAD_FIELD_ERROR
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SELECT query_prealloc_size = @@session.query_prealloc_size ;
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####################################
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# Restore initial value #
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####################################
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SET @@global.query_prealloc_size = @start_global_value;
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SELECT @@global.query_prealloc_size ;
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SET @@session.query_prealloc_size = @start_session_value;
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SELECT @@session.query_prealloc_size ;
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#############################################################
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# END OF query_prealloc_size TESTS #
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#############################################################
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