Ta bort och ändra triggers

Bygga och optimera triggers i SQL Server

Florin Angelescu

Instructor

Ta bort tabell- och vytriggers

DROP TRIGGER PreventNewDiscounts;

Tabell

DROP TRIGGER PreventNewDiscounts;

DROP TRIGGER PreventViewsModifications
ON DATABASE;

Tabell

Databas

DROP TRIGGER PreventNewDiscounts;

DROP TRIGGER PreventViewsModifications
ON DATABASE;

DROP TRIGGER DisallowLinkedServers
ON ALL SERVER;

Tabell

Databas

Server

DISABLE TRIGGER PreventNewDiscounts
ON Discounts;

DISABLE TRIGGER PreventViewsModifications
ON DATABASE;

DISABLE TRIGGER DisallowLinkedServers
ON ALL SERVER;

Tabell

Databas

Server

ENABLE TRIGGER PreventNewDiscounts
ON Discounts;

ENABLE TRIGGER PreventViewsModifications
ON DATABASE;

ENABLE TRIGGER DisallowLinkedServers
ON ALL SERVER;

Tabell

Databas

Server

CREATE TRIGGER PreventDiscountsDelete
ON Discounts
INSTEAD OF DELETE
AS
    PRINT 'You are not allowed to data from the Discounts table.';

DROP TRIGGER PreventDiscountsDelete;

CREATE TRIGGER PreventDiscountsDelete
ON Discounts
INSTEAD OF DELETE
AS
    PRINT 'You are not allowed to remove data from the Discounts table.';

CREATE TRIGGER PreventDiscountsDelete
ON Discounts
INSTEAD OF DELETE
AS
    PRINT 'You are not allowed to data from the Discounts table.';

ALTER TRIGGER PreventDiscountsDelete
ON Discounts
INSTEAD OF DELETE
AS
    PRINT 'You are not allowed to remove data from the Discounts table.';

Bygga och optimera triggers i SQL Server