12 lines
318 B
MySQL
12 lines
318 B
MySQL
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DELIMITER $$
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CREATE OR REPLACE DEFINER=`root`@`localhost` TRIGGER `vn`.`roadmap_beforeUpdate`
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BEFORE UPDATE ON `roadmap`
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FOR EACH ROW
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BEGIN
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IF NEW.driver1Fk IS NOT NULL THEN
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SET NEW.driverName = (SELECT firstName FROM worker WHERE id = NEW.driver1Fk);
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ELSE
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SET NEW.driverName = NULL;
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END IF;
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END$$
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DELIMITER ;
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