DATATRIEVE-11 V2.0

This document serves as the release notes for DATATRIEVE-11 Version 2.0, published in July 1980. It provides an overview of the major extensions and improvements made over Version 1.1, including new features like the Application Design Tool (ADT), support for data hierarchies, COBOL OCCURS clauses, views, a new DATE data type, and various reporting and dictionary enhancements.

The document also details specific incompatibilities between Version 1.1 and 2.0 (such as changes in report termination syntax and statistical function precedence), lists removed restrictions, and provides technical notes regarding system installation and customization (specifically for RSX-11M, RSX-11M-PLUS, RSTS/E, IAS, and VMS). It concludes by noting known software bugs and providing a reader comment form.