On Wed, 6 Jul 2005 16:34:54 GMT Howard Brazee <[EMAIL PROTECTED]> wrote:

:>On  6-Jul-2005, [EMAIL PROTECTED] (Mark Thomen) wrote:

:>> VSAM is a particularly complex access method, much more so than the others.

:>Is VSAM these days pretty much synonymous with KSDS?

:>At one time, I worked in a shop where I converted all of our Univac 9030 data 
to
:>IBM, and made everything VSAM, even though most files were relative or flat.

:>But over time, I have been finding VSAM being used very little for non KSDS, 
and
:>have seen people referring to VSAM as "IBM's ISAM".

KSDS provided major enhancements over ISAM.

Neither RRDS or ESDS have any particular advantage over BDAM (despite IBM
calling it obsolete) or BSAM/QSAM.

--
Binyamin Dissen <[EMAIL PROTECTED]>
http://www.dissensoftware.com

Director, Dissen Software, Bar & Grill - Israel


Should you use the mailblocks package and expect a response from me,
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