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Novice sql

  •  05-13-2008, 3:52 PM

    Novice sql

        Salut de curand am instalat sql si incerc sa il invat.
    am reusit sa fac un trigger

    CREATE TRIGGER trbu_City ON City
    FOR UPDATE
    AS
    IF UPDATE (CityName)
        INSERT INTO Phone values (11,'Fax',1888)

    dar cum fac un trigger sa sterg din tabela Phone in cazul in care un oras este sters ?

    unde valorile din values repezinta (foreing key la city , tip telefon , prefix)
    cum as putea sa fac un trigger pentru delete ?


    multumesc anticipat


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