Preventing table deletion
Fresh Fruit Delivery wants to prevent its regular employees from deleting tables from the database.
Cet exercice fait partie du cours
Building and Optimizing Triggers in SQL Server
Instructions
- Create a new trigger,
PreventTableDeletion, to prevent table deletion. - The trigger should roll back the firing statement, so the deletion does not happen.
Exercice interactif pratique
Essayez cet exercice en complétant cet exemple de code.
-- Add a trigger to disable the removal of tables
CREATE TRIGGER ___
ON DATABASE
FOR ___
AS
RAISERROR ('You are not allowed to remove tables from this database.', 16, 1);
-- Revert the statement that removes the table
___;