FreeTDS Development Group

[Adam Baratz <adam.baratz AT gmail.com>]

Thanks, see attached. I [redacted] the auth transmission.

On Fri, Jun 17, 2016 at 4:16 AM, Thompson, William <bill.d.thompson AT baml.com
> wrote:

> Hi Adam,
>
> I don't think you've misunderstood what dbcanquery is supposed to do. The
> Sybase documentation says that it is equivalent to calling dbnextrow until
> it reurns NO_MORE_ROWS, which is pretty much what you've replicated.
> So it looks like our implementation of dbcanquery() isn't exactly the same
> as doing that...
>
> It's difficult to see what might be happening without a debug log
> Can you run your test of dbcanquery() with TDSDUMP logging set? And then
> post with the log attached?
> See http://www.freetds.org/userguide/logging.htm
>
> Cheers,
>
> Bill
>
>
> -----Original Message-----
> From: FreeTDS [mailto:freetds-bounces AT lists.ibiblio.org] On Behalf Of
> Adam Baratz
> Sent: 16 June 2016 17:19
> To: freetds AT lists.ibiblio.org
> Subject: [freetds] dbcanquery() with pdo_dblib
>
> Hi,
>
> I'm looking at fixing this bug with the PHP pdo_dblib extension:
> https://bugs.php.net/bug.php?id=67130
>
> I have it built to use FreeTDS to communicate with MSSQL.
>
> My understanding from the docs is that dbcanquery() does what's needed
> here. Basically, it should be called before using dbresults() to get the
> next rowset[1]. However, that doesn't seem to resolve the issue. The call
> succeeds, but the call to dbresults() will then fail. What I've found works
> is fetching the rows manually:
>
> RETCODE ret = SUCCESS;
>
> while (ret == SUCCESS) {
> ret = dbnextrow(H->link);
> }
>
> I don't want to do anything with these rows, so I'd rather not do this. Am
> I missing something basic about how dbcanquery() is supposed to be used?
>
> Thanks,
> Adam
>
> ---
> [1]
>
> https://github.com/php/php-src/blob/aed42496534fe54c5c0ce64fe0ca5c9d801d6161/ext/pdo_dblib/dblib_stmt.c#L144
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