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103 lines
2.5 KiB
Text
103 lines
2.5 KiB
Text
--source include/have_innodb.inc
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--source include/big_test.inc
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--echo #
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--echo # Bug #19306524 FAILING ASSERTION WITH TEMP TABLE FOR A PROCEDURE
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--echo # CALLED FROM A FUNCTION
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--echo #
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call mtr.add_suppression("MySQL is trying to drop table");
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DELIMITER $$;
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CREATE PROCEDURE cachedata(
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IN obj_id BIGINT UNSIGNED,
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IN start DATETIME,
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IN end DATETIME
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)
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cachedata:BEGIN
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DECLARE cache_count BIGINT;
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SET @timestamp := NOW();
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CREATE TEMPORARY TABLE IF NOT EXISTS cachedata (
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timestamp DATETIME,
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object_id BIGINT UNSIGNED NOT NULL,
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start DATETIME,
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end DATETIME,
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seqno BIGINT AUTO_INCREMENT,
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value FLOAT,
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PRIMARY KEY (seqno),
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INDEX (timestamp),
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INDEX (object_id, start, end)
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) ENGINE=INNODB;
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DELETE FROM cachedata WHERE
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timestamp < DATE_SUB(@timestamp, INTERVAL 15 SECOND);
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SELECT count(*) INTO cache_count FROM cachedata WHERE
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object_id = obj_id
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AND start = start
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AND end = end;
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IF cache_count > 0 THEN LEAVE cachedata;
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END IF;
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INSERT INTO cachedata (timestamp, object_id, start, end, value) VALUES
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(@timestamp, obj_id, start, end, 1234),
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(@timestamp, obj_id, start, end, 4567),
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(@timestamp, obj_id, start, end, 8901),
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(@timestamp, obj_id, start, end, 1234),
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(@timestamp, obj_id, start, end, 4567),
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(@timestamp, obj_id, start, end, 8901),
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(@timestamp, obj_id, start, end, 1234),
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(@timestamp, obj_id, start, end, 4567),
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(@timestamp, obj_id, start, end, 8901),
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(@timestamp, obj_id, start, end, 1234),
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(@timestamp, obj_id, start, end, 4567),
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(@timestamp, obj_id, start, end, 8901),
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(@timestamp, obj_id, start, end, 2345),
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(@timestamp, obj_id, start, end, 1234),
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(@timestamp, obj_id, start, end, 4567),
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(@timestamp, obj_id, start, end, 8901),
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(@timestamp, obj_id, start, end, 2345),
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(@timestamp, obj_id, start, end, 1234),
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(@timestamp, obj_id, start, end, 4567),
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(@timestamp, obj_id, start, end, 8901),
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(@timestamp, obj_id, start, end, 2345);
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END$$
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CREATE FUNCTION get_cache(
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obj_id BIGINT UNSIGNED,
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start DATETIME,
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end DATETIME
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)
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RETURNS FLOAT
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READS SQL DATA
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BEGIN
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DECLARE result FLOAT;
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CALL cachedata(obj_id, start, end);
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SELECT SUM(value) INTO result FROM cachedata WHERE
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object_id = obj_id
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AND start = start
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AND end = end;
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RETURN result;
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END$$
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DELIMITER ;$$
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let $i = 30;
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while ($i)
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{
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SELECT get_cache(1, '2014-01-01', '2014-02-01');
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select sleep(1);
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dec $i;
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}
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DROP FUNCTION get_cache;
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DROP PROCEDURE cachedata;
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