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51 lines
1.5 KiB
Text
51 lines
1.5 KiB
Text
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--echo #
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--echo # Start of 10.3 tests
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--echo #
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--echo #
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--echo # MDEV-16595 SP with a CONTINUE HANDLER inside a loop wastes THD memory aggressively
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--echo #
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DELIMITER $$;
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CREATE PROCEDURE p1()
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BEGIN
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DECLARE mem_used_old BIGINT UNSIGNED DEFAULT
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(SELECT VARIABLE_VALUE FROM INFORMATION_SCHEMA.SESSION_STATUS
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WHERE VARIABLE_NAME='MEMORY_USED');
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DECLARE i INT DEFAULT 1;
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WHILE i <= 1000
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DO
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BEGIN
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DECLARE msg TEXT;
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DECLARE mem_used_cur BIGINT UNSIGNED DEFAULT
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(SELECT VARIABLE_VALUE FROM INFORMATION_SCHEMA.SESSION_STATUS
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WHERE VARIABLE_NAME='MEMORY_USED');
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DECLARE CONTINUE HANDLER FOR SQLSTATE '23000' SET @x=1;
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DECLARE CONTINUE HANDLER FOR SQLSTATE '23001' SET @x=1;
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DECLARE CONTINUE HANDLER FOR SQLSTATE '23002' SET @x=1;
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DECLARE CONTINUE HANDLER FOR SQLSTATE '23003' SET @x=1;
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DECLARE CONTINUE HANDLER FOR SQLSTATE '23004' SET @x=1;
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DECLARE CONTINUE HANDLER FOR SQLSTATE '23005' SET @x=1;
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DECLARE CONTINUE HANDLER FOR SQLSTATE '23006' SET @x=1;
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DECLARE CONTINUE HANDLER FOR SQLSTATE '23007' SET @x=1;
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DECLARE CONTINUE HANDLER FOR SQLSTATE '23008' SET @x=1;
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IF (mem_used_cur >= mem_used_old * 1.1) THEN
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SHOW STATUS LIKE 'Memory_used';
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SET msg=CONCAT('Memory leak detected: i=', i, ' mem_used_old=',mem_used_old,' mem_used_cur=', mem_used_cur);
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SIGNAL SQLSTATE '45000' SET MESSAGE_TEXT=msg;
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END IF;
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END;
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SET i=i+1;
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END WHILE;
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END;
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$$
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DELIMITER ;$$
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CALL p1;
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DROP PROCEDURE p1;
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--echo #
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--echo # End of 10.3 tests
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--echo #
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