Note: Familiarity with standard UDBs is assumed, including the use of the &FILE verbs, and the UDBCTL command.
This section contains the following topics:
What Is an NDB?
NDB Structure
Record ID
Alerts for VSAM Monitoring
NDB Data Formats
Null Values and Null Fields
NDB Transaction Management: Database Protection
NDB Journaling
How to Respond to an Alert for File Size or File Full
Fix a Corrupted NDB