>To use the RI Builder > >In the Database Designer, create a relationship between two tables, or double-click the relationship line to edit the relationship. >In the Edit Relationship dialog box, choose the Referential Integrity button. >In the Referential Integrity Builder, select the rules you want to enforce for updating, deleting, or inserting records. >Choose OK, and then choose Yes to save your changes, generate RI code, and exit the builder. >That worked, I have forgotten the basic over time.