2020-12-04:mysql 表中允許有多少個 TRIGGERS?#福大大架構師每日一題#
uj5u.com熱心網友回復:
六個 1,BEFORE INSERT 2, AFTER INSERT 3 ,BEFORE UPDATE 4,AFTER UPDATE 5,BEFORE DELETE 6,AFTER DELETEuj5u.com熱心網友回復:
6個BEFORE INSERT
AFTER INSERT
BEFORE UPDATE
AFTER UPDATE
BEFORE DELETE
AFTER DELETE
uj5u.com熱心網友回復:
6個 1,BEFORE INSERT 2, AFTER INSERT 3 ,BEFORE UPDATE 4,AFTER UPDATE 5,BEFORE DELETE 6,AFTER DELETEuj5u.com熱心網友回復:
主要有三種型別的觸發器:INSERT、UPDATE、DELETEuj5u.com熱心網友回復:
樓上說的對,三大類
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