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 database structures used by HALDB
- Describe the DDNAME and data set naming conventions used by HALDB
- Describe the use of extended pointer sets
- Describe the role of the ILDS
- Describe HALDB segment formats
0:00:15 Unit Objectives
0:01:00 Database Structures
0:08:12 Database Data Sets naming conventions
0:16:00 Partition DDNAMEs and Data Set Names
0:20:23 Extended pointer set (EPS)
0:22:30 ILDS Data Sets
0:30:00 HALDB Segment Format