Aan de slagGa gratis aan de slag

Preventing server changes

The company is also asking you to find a method to prevent databases from being mistakenly deleted by employees.

After a detailed analysis, you decide to use a trigger to fulfill the request.

The trigger will roll back any attempts to delete databases.

Deze oefening maakt deel uit van de cursus

Building and Optimizing Triggers in SQL Server

Cursus bekijken

Oefeninstructies

  • Create a new trigger called PreventDatabaseDelete.
  • Attach the trigger at the server level.

Praktische interactieve oefening

Probeer deze oefening eens door deze voorbeeldcode in te vullen.

-- Create a trigger to prevent database deletion
CREATE TRIGGER ___
-- Attach the trigger at the server level
ON ___ ___
FOR DROP_DATABASE
AS
   PRINT 'You are not allowed to remove existing databases.';
   ROLLBACK;
Code bewerken en uitvoeren