Unit 10, Section 1: GSAM Programming Calls

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