This is an intermediate level unit for DBAs that manage IMS DB. It is assumed the student has some knowledge about how databases are organized. This unit was recorded from a webinar given in December 2018
After completing the unit you should be able to:
- Describe the uses of HALDB
- Describe the primary differences between HALDB and other full function databases
- Describe the self healing pointer process used by HALDB
0:00:25 Unit Objectives
0:00:50 Overview
0:03:50 Benefits
0:05:20 Highlights
0:11:06 Defining a HALDB
0:13:50 Indirect Pointers and Indirect List Data Set (ILDS)
0:18:05 Extended Pointer Set (EPS)
0:25:00 Self Healing Pointers
0:31:24 HALDB Database Data Sets
0:36:34 What types of databases are good candidates for HALDB