Preventing changes to orders
Fresh Fruit Delivery needs to prevent changes from being made to the Orders table.
Any attempt to do so should not be permitted and an error should be shown instead.
Deze oefening maakt deel uit van de cursus
Building and Optimizing Triggers in SQL Server
Oefeninstructies
- Create a new trigger on the
Orderstable. - Set the trigger to prevent updates and return an error message instead.
Praktische interactieve oefening
Probeer deze oefening eens door deze voorbeeldcode in te vullen.
-- Create the trigger
___ ___ PreventOrdersUpdate
ON ___
___ ___ UPDATE
AS
RAISERROR ('Updates on "Orders" table are not permitted.
Place a new order to add new products.', 16, 1);