Unit 4, Section 3: GSAM considerations

GSAM is a simple IMS database access method that is available for any IMS (IMS DB, IMS TM, or IMS DB/DC) system that provides for enhanced data integrity following a program or system failure. This video describes how GSAM can be useful and the three DL/I call types that are available when accessing GSAM segments: GU, GN, and ISRT.