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c65dd3668b
Test fails, because of a bug: global delay_key_write is cached in the THD and the cached value becomes out-of-date when the global value changes. This is fixed in MDEV-11335
114 lines
4.0 KiB
Plaintext
114 lines
4.0 KiB
Plaintext
##################### mysql-test\t\delay_key_write_func.test #################
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# #
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# Variable Name: delay_key_write #
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# Scope: GLOBAL #
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# Access Type: Dynamic #
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# Data Type: enumeration #
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# Default Value: ON #
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# Valid Values: ON, OFF & ALL #
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# #
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# #
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# Creation Date: 2008-03-08 #
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# Author: Rizwan #
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# #
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# Description: Test Cases of Dynamic System Variable delay_key_write #
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# that checks the behavior of this variable #
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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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###############################################################################
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--echo '#--------------------FN_DYNVARS_023_01-------------------------#'
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SET @start_value= @@global.delay_key_write;
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--echo '#--------------------FN_DYNVARS_023_02-------------------------#'
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######################################################
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# Begin the functionality Testing of delay_key_write #
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######################################################
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# create procedure to add rows
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DELIMITER //;
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CREATE PROCEDURE sp_addRecords (IN var1 INT,IN var2 INT)
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BEGIN
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WHILE (var1 < var2) DO
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INSERT INTO t1 VALUES(var1,REPEAT('MYSQL',10),100000.0/var1);
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SET var1=var1+1;
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END WHILE;
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END//
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DELIMITER ;//
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#==============================================================================
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--echo '---check when delay_key_write is OFF---'
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#==============================================================================
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SET @@global.delay_key_write = OFF;
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# create a table with delay_key_write enabled
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CREATE TABLE t1(
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a INT PRIMARY KEY,
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b VARCHAR(512),
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c DOUBLE
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) DELAY_KEY_WRITE = 1;
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FLUSH STATUS;
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CALL sp_addRecords(1,10);
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SHOW STATUS LIKE 'Key_reads';
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SHOW STATUS LIKE 'Key_writes';
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SHOW STATUS LIKE 'Key_write_requests';
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SELECT COUNT(*) FROM t1;
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DROP TABLE t1;
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#==============================================================================
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--echo '----check when delay_key_write is ON---'
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#==============================================================================
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SET @@global.delay_key_write = ON;
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# create a table with delay_key_write enabled
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CREATE TABLE t1(
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a INT PRIMARY KEY,
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b VARCHAR(512),
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c DOUBLE
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) DELAY_KEY_WRITE = 1;
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FLUSH STATUS;
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CALL sp_addRecords(1,10);
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SHOW STATUS LIKE 'Key_reads';
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SHOW STATUS LIKE 'Key_writes';
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SHOW STATUS LIKE 'Key_write_requests';
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SELECT COUNT(*) FROM t1;
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DROP TABLE t1;
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#==============================================================================
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--echo '----check when delay_key_write is ALL---'
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#==============================================================================
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SET @@global.delay_key_write = ALL;
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# create a table with delay_key_write disabled
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CREATE TABLE t1(
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a INT PRIMARY KEY,
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b VARCHAR(512),
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c DOUBLE
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) DELAY_KEY_WRITE = 0;
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FLUSH STATUS;
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CALL sp_addRecords(1,10);
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SHOW STATUS LIKE 'Key_reads';
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SHOW STATUS LIKE 'Key_writes';
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SHOW STATUS LIKE 'Key_write_requests';
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SELECT COUNT(*) FROM t1;
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DROP PROCEDURE sp_addRecords;
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DROP TABLE t1;
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SET @@global.delay_key_write= @start_value;
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####################################################
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# End of functionality testing for delay_key_write #
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####################################################
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