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Method to maintain IMS database description files to be consistent with actual database structure

IP.com Disclosure Number: IPCOM000012249D
Original Publication Date: 2003-Apr-23
Included in the Prior Art Database: 2003-Apr-23

Publishing Venue

IBM

Abstract

Disclosed is a method to maintain IMS database description files, that are application control block (ACB) and database description (DBD), to be consistent with actual database structure. The method is consist of the following two mechanisms: 1. A mechanism that automatically saves the database description (DBD) file to be used by the database initial load program or the database restructure program. 2. A mechanism that automatically re-generates either or both of the database description (DBD) file and/or the application control block (ACB) file from the DBD file stored by the mechanism 1.