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
0:00:06 Course Purpose, audience and prerequisites
0:00:28 Course Objectives
0:12:54 Fixed Record
0:20:39 DL/I hierarchy
1:06:06 Data Independence
1:17:11 Database description