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From: sy50027 at milton dot sbi dot com (Simon Yaminian)
Subject: Re: Obtaining rowcount when updating
Date: Sep 24 1998 8:51PM
> From owner-SYBPERL-L@listproc.net Thu Sep 24 15:00:09 1998
> From: Michael Peppler
> Mime-Version: 1.0
> Content-Transfer-Encoding: 7bit
> Date: Thu, 24 Sep 1998 11:31:27 -0700 (PDT)
> To: SybPerl Discussion List
> Subject: Obtaining rowcount when updating
> X-Listprocessor-Version: 8.2.07 -- ListProc(tm) by CREN
> Simon Yaminian writes:
> > Hello,
> > I noticed that when updating a table, $dbh->dbresults call does not return
> > "NO_MORE_RESULTS" but the first $dbh->dbnextrow call returns NULL. Anyone knows
> > the reasoning behind this? Also with this setup, how can we get the count of
> > all rows affected in the update process?..
> Perfectly normal.
> The first dbresults() is for the actual insert, and on an insert there
> are no rows, so dbnextrow() returns an empty array.
> The second call to dbresults() will return NO_MORE_RESULTS (if there
> was only one insert statement).
> YOu get the number of rows affected with DBROWS.
> Michael Peppler -||- Data Migrations Inc.
> email@example.com -||- http://www.mbay.net/~mpeppler
> Int. Sybase User Group -||- http://www.isug.com
Thanks for your reply;
I tried getting the number of rows using $dbh->DBCOUNT after an update
and it returned 0. Even with the insert, it returned 0.
Is there any other consideration I am not aware of.