db/routines/vn/procedures/ticket_canAdvance.sql

@@ -114,7 +114,7 @@ BEGIN
 							AND st.order <= destinationOrder
 						GROUP BY t.id
 				) dest ON dest.addressFk = origin.futureAddressFk
-			WHERE origin.hasStock != 0;
+			WHERE origin.hasStock;
 
 	DROP TEMPORARY TABLE tStock;
 END$$