Esempi sui trigger

This commit is contained in:
Fabio Scotto di Santolo
2019-09-25 23:04:24 +02:00
parent a4fbba3f17
commit 810a9c6987
3 changed files with 47 additions and 0 deletions

11
trigger/TRIGGER_1.sql Normal file
View File

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--Esempio Creazione Trigger BEFORE
CREATE OR REPLACE TRIGGER Tr_Sconti
BEFORE INSERT ON SCONTI
FOR EACH ROW
BEGIN
:NEW.ID := ID_SCONTI_SEQ.NEXTVAL;
:NEW.CREAZIONE := SYSDATE;
:NEW.VALORE := 5;
:NEW.ANNO := EXTRACT(YEAR FROM SYSDATE);
:NEW.SCADENZA := SYSDATE + 30;
END;