触发器
- 作者: 嗨丶小公主快出来嘿嘿嘿
- 来源: 51数据库
- 2022-08-17
DELIMITER | CREATE TRIGGER pseudohash_value_ins BEFORE INSERT ON app_tagType FOR EACH ROW BEGIN SET NEW.valueCrc32 = crc32(NEW.value); END; | CREATE TRIGGER pseudohash_value_upd BEFORE UPDATE ON app_tagType FOR EACH ROW BEGIN SET NEW.valueCrc32 = crc32(NEW.value); END; | DELIMITER;
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