CHECK Table Level|([UnitPrice]>=(0)) CHECK Table Level|([ReorderLevel]>=(0)) CHECK Table Level|([UnitsInStock]>=(0)) CHECK Table Level|([UnitsOnOrder]>=(0)) DEFAULT on column Discontinued|((0)) DEFAULT on column ReorderLevel|((0)) DEFAULT on column UnitPrice|((0)) DEFAULT on column UnitsInStock|((0)) DEFAULT on column UnitsOnOrder|((0)) FOREIGN KEY|CategoryID |REFERENCES Northwind.dbo.Categories (CategoryID) FOREIGN KEY|SupplierID |REFERENCES Northwind.dbo.Suppliers (SupplierID) PRIMARY KEY (clustered)|ProductID