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  • From: "Thompson, Bill D (London)" <bill_d_thompson AT ml.com>
  • To: "'FreeTDS Development Group'" <freetds AT lists.ibiblio.org>
  • Subject: RE: [freetds] intermittent empty results
  • Date: Tue, 29 Jun 2004 12:43:32 +0100

good news!

> -----Original Message-----
> From: David Barnwell [SMTP:david.barnwell AT well.ox.ac.uk]
> Sent: 29 June 2004 13:43
> To: FreeTDS Development Group
> Subject: Re: [freetds] intermittent empty results
>
> Hi James,
>
> Yes, I get syb_result_type = 4043 in the error case (when SQL Server
> decides
> to update statistics) and 4040 on each row in the normal case.
>
> Thanks to everyone for very prompt responses -- I can now code for this
> case
> without difficulty.
>
> Best regards,
> David
>
> ----- Original Message -----
> From: "James K. Lowden" <jklowden AT schemamania.org>
> To: "FreeTDS Development Group" <freetds AT lists.ibiblio.org>
> Sent: Tuesday, June 29, 2004 12:12 AM
> Subject: Re: [freetds] intermittent empty results
>
>
> On Mon, 28 Jun 2004 14:53:53 EDT, Thompbil18 AT aol.com wrote:
> > we have no way of knowing of course whether this is a valid return
> > status that you might want to retrieve or not, so we do what we do with
> > all return status messages - we "manufacture" a result set for the
> > return status, and inform ct-library that there is a return status to
> > fetch.
>
> David,
>
> "perldoc DBD::Sybase" says:
>
> You can get the type of the current result set with
> $sth->{syb_result_type}. This returns a numerical value,
> as defined in $SYBASE/include/cspublic.h:
>
> #define CS_ROW_RESULT (CS_INT)4040
> #define CS_CURSOR_RESULT (CS_INT)4041
> #define CS_PARAM_RESULT (CS_INT)4042
> #define CS_STATUS_RESULT (CS_INT)4043
> #define CS_MSG_RESULT (CS_INT)4044
> #define CS_COMPUTE_RESULT (CS_INT)4045
>
> In particular, the return status of a stored procedure is
> returned as CS_STATUS_RESULT (4043), and is normally the
> last result set that is returned in a stored proc execu-
> tion.
>
> The script in your original posting doesn't use syb_result_type. It might
> be just what the doctor ordered. Dr. Bill, that is.
>
> --jkl
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