Edit File: myisam_data_pointer_size_func.test
############## mysql-test\t\myisam_data_pointer_size_func.test ################ # # # Variable Name: myisam_data_pointer_size # # Scope: GLOBAL & SESSION # # Access Type: Dynamic # # Data Type: Numeric # # Default Value: 1 # # Range: 1 - 65536 # # # # # # Creation Date: 2008-03-08 # # Author: Rizwan Maredia # # # # Description: Test Cases of Dynamic System Variable myisam_data_pointer_size # # that checks the behavior of this variable # # # # Reference: # # http://dev.mysql.com/doc/refman/5.1/en/server-system-variables.html # # # ################################################################################ call mtr.add_suppression("The table 't1' is full"); --echo '#--------------------FN_DYNVARS_093_01-------------------------#' ############################################################################### # Check if setting myisam_data_pointer_size is changed in every new connection# ############################################################################### SET @start_value= @@global.myisam_data_pointer_size; SET @@global.myisam_data_pointer_size = 2; # con1 will be default connection from now on --echo 'connect (con1,localhost,root,,,,)' connect (con1,localhost,root,,,,); --echo 'connection con1' connection con1; SELECT @@global.myisam_data_pointer_size; SET @@global.myisam_data_pointer_size = 3; --echo 'connect (con2,localhost,root,,,,)' connect (con2,localhost,root,,,,); --echo 'connection con2' connection con2; SELECT @@global.myisam_data_pointer_size; disconnect con2; --echo '#--------------------FN_DYNVARS_093_02-------------------------#' ################################################################# # Begin the functionality Testing of myisam_data_pointer_size # ################################################################# --echo 'connection con1' connection con1; #=========================================================== # Checking myisam_data_pointer_size is 2 #=========================================================== # create sp to add 'count' records --disable_warnings DROP PROCEDURE IF EXISTS sp_addRec; DROP TABLE IF EXISTS t1; --enable_warnings DELIMITER //; CREATE PROCEDURE sp_addRec(IN count INT) BEGIN WHILE (count>0) DO INSERT INTO t1 value(1); SET count = count -1; END WHILE; END // DELIMITER ;// # setting 2 will allow data pointer to access files with size < 65536 SET @@global.myisam_data_pointer_size = 2; CREATE TABLE t1(a INT); CALL sp_addRec(65535); --Error ER_RECORD_FILE_FULL CALL sp_addRec(1); SELECT count(*) from t1; #======================================================================= --echo '--Checking myisam_data_pointer_size with MAX_ROWS table option--' #======================================================================= # specifying MAX_ROWS table option renders pointer size useless SET @@global.myisam_data_pointer_size = 2; --disable_warnings DROP TABLE IF EXISTS t1; --enable_warnings CREATE TABLE t1(a INT)MAX_ROWS=70000; CALL sp_addRec(65536); SELECT count(*) from t1; DROP PROCEDURE sp_addRec; DROP TABLE t1; connection default; SET @@global.myisam_data_pointer_size= @start_value; ################################################################ # End of functionality Testing for myisam_data_pointer_size # ################################################################
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