Innovation Access Method (IAM). Alternative access method to VSAM. Marketed as a higher-performance option to VSAM that is transparent to applications and utilities.
IAM/RLS provides record level sharing within a z/OS system, IAM/PLEX record level sharing across a Parallel Syspex. IAM/AIX adds support for alternate indexes.
First released 1972. IAM/AIX released 2000, IAM/PLEX released 2011.
Entry last updated: 09-Mar-2014