This document gives an overview of the features of Adabas Version 6.6 that have been introduced or modified since the previous release (Version 6.5). It also describes how to convert Version 6.1, Version 6.2, Version 6.3, Version 6.4 and Version 6.5 databases to Version 6.6, and how to convert a Version 6.6 database back to Version 6.5, Version 6.4 or Version 6.3.
The document contains the following sections: