Oracle Triggers

Before INSERT or UPDATE trigger

CREATE OR REPLACE TRIGGER CORE_MANUAL_BIUR
 BEFORE INSERT OR UPDATE ON CORE_MANUAL
 FOR EACH ROW
BEGIN
 IF inserting THEN
 -- only set the current date if it is not specified
 IF :NEW.created IS NULL THEN
 :NEW.created := SYSDATE;
 END IF;
 END IF;
 -- always set the modified date to now
 IF inserting OR updating THEN
 :NEW.modified := SYSDATE;
 END IF;
END;
/

Conclusion

In this page (written and validated by A. Gawali) you learned about Oracle Triggers . What's Next? If you are interested in completing Oracle tutorial, your next topic will be learning about: Oracle Dynamic SQL.

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