Re: [PATCH] Provide rowcount for utility SELECTs

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От Alvaro Herrera
Тема Re: [PATCH] Provide rowcount for utility SELECTs
Дата
Msg-id 20091229133551.GB4569@alvh.no-ip.org
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Ответ на Re: [PATCH] Provide rowcount for utility SELECTs  (Tom Lane <tgl@sss.pgh.pa.us>)
Ответы Re: [PATCH] Provide rowcount for utility SELECTs  (Tom Lane <tgl@sss.pgh.pa.us>)
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Tom Lane escribió:
> Boszormenyi Zoltan <zb@cybertec.at> writes:
> > Tom Lane �rta:
> >> It's more the possibility of doing strcmp(tag, "SELECT") on the command
> 
> > Actually it's strncmp(tag, "SELECT ", 7), so when you mix old server
> > with new clients or new server with old client, it will just work as
> > before, i.e. return "".
> 
> Are you deliberately ignoring the point?  We have no way to know whether
> there is any client-side code that's doing a simple check for SELECT
> command tag, but it's certainly possible.  The fact that it wouldn't be
> hard to fix does not mean that it wouldn't be broken.

But it would be broken in very obvious ways, no?  It's not like it would
be silently broken and thus escape testing ...

-- 
Alvaro Herrera                                http://www.CommandPrompt.com/
PostgreSQL Replication, Consulting, Custom Development, 24x7 support


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