From: | Boszormenyi Zoltan <zb(at)cybertec(dot)at> |
---|---|
To: | Robert Haas <robertmhaas(at)gmail(dot)com> |
Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Alvaro Herrera <alvherre(at)commandprompt(dot)com>, Peter Eisentraut <peter_e(at)gmx(dot)net>, Hans-Juergen Schoenig <hs(at)cybertec(dot)at>, Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: [PATCH] Provide rowcount for utility SELECTs |
Date: | 2010-02-08 10:53:34 |
Message-ID: | 4B6FED2E.7050604@cybertec.at |
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Lists: | pgsql-hackers |
Robert Haas írta:
> ...
> OK, please change it.
>
New patch is attached with the discussed changes.
>>> Someone who knows the overall structure of the code better than I do
>>> will have to comment on whether there are any code paths to worry
>>> about that do not go through PortalRun().
>>>
>>> A general concern I have is that this what we're basically doing here
>>> is handling the most common case in ProcessQuery() and then installing
>>> fallback mechanisms to pick up any stragglers: but the fallback
>>> mechanisms only guarantee that we'll add a number to the command tag,
>>> not that it will be meaningful. Unfortunately, my limited imagination
>>> can't quite figure out in what cases we'll get a SELECT command tag
>>> back other than (1) plain old SELECT, (2) SELECT INTO, and (3) CTAS,
>>> so I'm not sure what to go test.
>>>
>
> Any thoughts on these issues, anyone?
>
> ...Robert
>
Best regards,
Zoltán Böszörményi
--
Bible has answers for everything. Proof:
"But let your communication be, Yea, yea; Nay, nay: for whatsoever is more
than these cometh of evil." (Matthew 5:37) - basics of digital technology.
"May your kingdom come" - superficial description of plate tectonics
----------------------------------
Zoltán Böszörményi
Cybertec Schönig & Schönig GmbH
http://www.postgresql.at/
Attachment | Content-Type | Size |
---|---|---|
6-pg85-provide-rowcount-for-utility-select-4-ctxdiff.patch | text/x-patch | 5.9 KB |
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