Upgrading to Adaptive Server 12.5.x

To assist with the upgrade process, Sybase recommends that you set the OLDSYBASE environment variable to point to the old installation of Adaptive Server. If you set the OLDSYBASE environment variable to the old installation of the Adaptive Server, the upgrade utility automatically populates input fields with the correct information as you perform the upgrade.

Use either of the following methods to upgrade Adaptive Server: