CREATE PROCEDURE `up_truncate_all_table`()
BEGIN
DECLARE done INT DEFAULT 0;
DECLARE tname CHAR(50);
DECLARE cur1 CURSOR FOR SELECT table_name from INFORMATION_SCHEMA.TABLES WHERE table_schema = 'db_name';
DECLARE CONTINUE HANDLER FOR SQLSTATE '' SET done = 1; OPEN cur1; REPEAT
FETCH cur1 INTO tname;
IF NOT done THEN
set @str=concat('truncate table ', tname);
prepare stmt1 from @str;
execute stmt1;
deallocate prepare stmt1;
END IF;
UNTIL done END REPEAT; CLOSE cur1;
END
05-16 17:45