===== Changes =====



==== When upgrading to Derived Products, the following changes should be noted: ====
  * Derived Products requires a new version of CHAPI. It is **NOT** backwards compatible.
  * A **DerivedProduct** table will be created.
  * The **CustomerGoodsItem** table will be renamed to **Product**
  * A view named **CustomerGoodsItem** will be inserted the unions the **DerivedProduct** and **Product** tables.



===== Reverting =====



==== If reverting to a previous version is necessary, the following steps should be observed: ====
  * Revert the following programs and files:
    * Control.EXE
    * SSLIP.EXE
    * SystemConfig.MDB
    * SystemData.MDB
    * CHAPI
  * Perform the following changes on the database:
    * **BACK UP THE DATABASE**
    * DROP VIEW CustomerGoodsItem
    * EXEC sp_rename 'Product', 'CustomerGoodsItem';
    * You do not need to remove the DerivedProduct table.