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Re: BUG #6572: The example of SPI_execute is bogus

From: Boszormenyi Zoltan <zb(at)cybertec(dot)at>
To: Peter Eisentraut <peter_e(at)gmx(dot)net>
Cc: Robert Haas <robertmhaas(at)gmail(dot)com>, Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>, Hitoshi Harada <umi(dot)tanuki(at)gmail(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, pgsql-bugs(at)postgresql(dot)org, pgsql-hackers(at)postgresql(dot)org
Subject: Re: BUG #6572: The example of SPI_execute is bogus
Date: 2012-04-15 09:14:38
Message-ID: 4F8A917E.4020305@cybertec.at (view raw or flat)
Thread:
Lists: pgsql-bugspgsql-hackers
2012-04-14 18:15 keltezéssel, Peter Eisentraut írta:
> On lör, 2012-04-14 at 08:23 -0400, Robert Haas wrote:
>> On Sat, Apr 14, 2012 at 3:27 AM, Pavel Stehule<pavel(dot)stehule(at)gmail(dot)com>  wrote:
>>>> It has a lot of sense.  Without it, it's very difficult to do logical
>>>> replication on a table with no primary key.
>>>>
>>>> (Whether or not people should create such tables in the first place
>>>> is, of course, beside the point.)
>>> I am not against to functionality - I am against just to syntax DELETE
>>> FROM tab LIMIT x
>>>
>>> because is it ambiguous what means: DELETE FROM tab RETURNING * LIMIT x
>> What's ambiguous about that?
> I suppose one could wonder whether the LIMIT applies to the deleting or
> just the returning.

Ambigous only in this order. LIMIT x RETURNING * wouldn't be.

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Zoltán Böszörményi
Cybertec Schönig&  Schönig GmbH
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Web: http://www.postgresql-support.de
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