> -----Original Message-----
> From: IBM Mainframe Discussion List On Behalf Of McKown, John
>
> > -----Original Message-----
> > From: IBM Mainframe Discussion List On Behalf Of David Logan
> >
> >
> > I'll try to make changes to have only one active STARTBR, but keep
in
> > mind that ENDBR has no parameter that ties itself to a particular
> > STARBR. This means that if you follow the logic, then an ENDBR would
> > release
> > (potentially) hundreds of strings, of which only one is immediately
> > available to the impending READNEXT/READPREV, which also has no
> > parameter that ties itself to a particular STARTBR.
>
> Not true. Look at the REQID parameter. And a STARTBR in a
> particular transaction is independant of all other
> transactions' STARTBR request(s). So the ENDBR in a
> transaction refers to the __single__ STARTBR in that
> transaction. Or the STARTBR in the same transaction with the
> corresponding REQID parameter, if any is specified. REQIDs
> are unique only within a given transaction.
For completeness, it should be noted that FILE() can also be specified
on ENDBR, so that multiple files can be browsed concurrently within the
same transaction.
-jc-
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