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what is the difference between VSAM file and GSAM file

 
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karunakar

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Joined: 29 Jun 2005
Posts: 3
PostPosted: Wed Jun 29, 2005 2:07 pm    Post subject: what is the difference between VSAM file and GSAM file
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hi,
Any one please explain difference between VSAM and GSAM file in ims
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priya

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Joined: 24 Jul 2003
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Location: Bangalore
PostPosted: Thu Jun 30, 2005 12:19 am    Post subject:
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Do you mean BSAM?

What is GSAM?
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somasundaran_k

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Joined: 03 Jun 2003
Posts: 141
PostPosted: Thu Jun 30, 2005 1:24 am    Post subject:
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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.
http://publibz.boulder.ibm.com/cgi-bin/bookmgr_OS390/BOOKS/DFSP30F3/1.10?DT=20020906093406

hth
-Som
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