This unit describes the DL/I database structure and how to navigate through it.
After completing this unit, you should be able to:
- Describe the need that created IMS
- Understand the Hierarchic Structure and how it is processed
- Describe the major control blocks
- Describe IMS Batch initialization
Continuation of Unit 1
0:00:06 Database description
0:00:50 Program Specification Block
0:23:05 Application Program View
0:26:03 DL/I and the Linkage Editor
0:33:52 Database Recovery
0:35:15 Application Control Blocks
0:48:24 Batch processing