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What Is Instead Of Dml Trigger? |
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Answer» DML trigger is executed instead of the triggering SQL statement, therefore, overriding the ACTIONS of the triggering statements. Therefore, they can be used to perform error or value checking on one or more COLUMNS and the perform additional actions before insert, updating or DELETING the ROW or ROWS. DML trigger is executed instead of the triggering SQL statement, therefore, overriding the actions of the triggering statements. Therefore, they can be used to perform error or value checking on one or more columns and the perform additional actions before insert, updating or deleting the row or rows. |
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