ocr: FIGURE 5: When your row trigger saves data in a remparary PL/SQL table, the after-statement trigger calls a driver procedure, which applies the constraint to all elements of the PL/SQL table. cald.po_dale, sold.. * A - UFDANE - RoWTrigger Toble aMeumens passedtoreach) rOw PW/SGLT - - - - - check rule C4 Purchase Order - MR constraints package ATEMENTIngger driver For eoch element in the table, call check procedure