Exemples

Example 1. Créer ou recréer un trigger

RECREATE TRIGGER set_cust_no
ACTIVE BEFORE INSERT ON customer POSITION 0
AS
BEGIN
  IF (NEW.cust_no IS NULL) THEN
    NEW.cust_no = GEN_ID(cust_no_gen, 1);
END

Voir aussi :

CREATE TRIGGER,DROP TRIGGER,CREATE OR ALTER TRIGGER.