what is the difference between VSAM file and GSAM file

karunakar · New User Joined: 29 Jun 2005 Posts: 3

hi,
Any one please explain difference between VSAM and GSAM file in ims

priya · Posted: Thu Jun 30, 2005 12:19 am

Do you mean BSAM?

What is GSAM?

somasundaran_k · Active User Joined: 03 Jun 2003 Posts: 134

Priya
GSAM is Generalized sequential access method and it is used in IMS. This allows IMS application to access sequentilal dataset and it's treated as a database.

karunakar
I think by defining a VSAM file as Simple Hierarchical Indexed Access Method you can access it in IMS.
I hope this link will be helpful.
publibz.boulder.ibm.com/cgi-bin/bookmgr_OS390/BOOKS/DFSP30F3/1.10?DT=20020906093406

hth
-Som