17 lines
437 B
MySQL
17 lines
437 B
MySQL
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DELIMITER $$
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CREATE OR REPLACE DEFINER=`root`@`localhost` TRIGGER `vn`.`ticketDms_beforeDelete`
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BEFORE DELETE ON `ticketDms`
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FOR EACH ROW
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BEGIN
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UPDATE dms
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SET dmsTypeFk = (SELECT id
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FROM dmsType
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WHERE `code` = 'trash'
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)
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WHERE id = OLD.dmsFk AND ( SELECT IF(COUNT(*) > 0, FALSE, TRUE)
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FROM ticketDms
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WHERE dmsFk = OLD.dmsFk
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) ;
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END$$
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DELIMITER ;
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