CHECK Table Level|([ProductAssemblyID] IS NULL AND [BOMLevel]=(0) AND [PerAssemblyQty]=(1) OR [ProductAssemblyID] IS NOT NULL AND [BOMLevel]>=(1)) CHECK Table Level|([EndDate]>[StartDate] OR [EndDate] IS NULL) CHECK Table Level|([ProductAssemblyID]<>[ComponentID]) DEFAULT on column ModifiedDate|(getdate()) DEFAULT on column PerAssemblyQty|((1.0)) DEFAULT on column StartDate|(getdate()) FOREIGN KEY|ComponentID |REFERENCES AdventureWorks.Production.Product (ProductID) FOREIGN KEY|ProductAssemblyID |REFERENCES AdventureWorks.Production.Product (ProductID) FOREIGN KEY|UnitMeasureCode |REFERENCES AdventureWorks.Production.UnitMeasure (UnitMeasureCode) PRIMARY KEY (non-clustered)|BillOfMaterialsID No foreign keys reference this table, or you do not have permissions on referencing tables.|