Constraints Rules Global Rules and CS1 : Constraints naming pattern Constraint Type CSPrefix Pattern exemple Primary key PK_ <CSPrefix>_<TableFullName> PK_D_MAT_Material Foreign key FK_ <CSPrefix>_<TableFullName>_<ParentTableName> FK_D_MAT_Material_MaterialGroup Unique key UK_ <CSPrefix>_<TableFullName> UK_D_MAT_Material Check key CK_ <CSPrefix>_<TableFullName>_<Column> CK_F_FIN_COPA_Year Default DF_ <CSPrefix>_<TableFullName>_<Column> DF_D_PRO_Product_LUD CS2 : Constraints prefixes 2 letters uppercase depending the constraint's type. Constraints prefixes will be in the following list : Constraint Type CSPrefix Primary key PK_ Foreign key FK_ Unique key UK_ Check key CK_ Default DF_