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.
Diese Übung ist Teil des Kurses
Building and Optimizing Triggers in SQL Server
Anleitung zur Übung
- Create a new trigger on the
Orderstable. - Set the trigger to prevent updates and return an error message instead.
Interaktive Übung
Versuche dich an dieser Übung, indem du diesen Beispielcode vervollständigst.
-- 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);