Re: DELETE with LIMIT (or my first hack)

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От Robert Haas
Тема Re: DELETE with LIMIT (or my first hack)
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Msg-id AANLkTi=5EqJSm=7G+5Jctati76sNN=bX8tCD+JifQ+sM@mail.gmail.com
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Ответ на Re: DELETE with LIMIT (or my first hack)  (Bruce Momjian <bruce@momjian.us>)
Ответы Re: DELETE with LIMIT (or my first hack)  (Bruce Momjian <bruce@momjian.us>)
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On Thu, Dec 2, 2010 at 7:12 PM, Bruce Momjian <bruce@momjian.us> wrote:
> Peter Eisentraut wrote:
>> On tis, 2010-11-30 at 14:20 -0500, Andrew Dunstan wrote:
>> > I agree, that argument is completely misconceived. If the DBA is
>> > paying enough attention to use LIMIT, s/he should be paying enough
>> > attention not to do damage in the first place. If that were the only
>> > argument in its favor I'd be completely against the feature.
>>
>> I don't have any use for DELETE with LIMIT, but UPDATE with LIMIT could
>> be very useful if you are doing full-table updates and you don't have
>> enough space so you do it in chunks.
>
> So should this now be a TODO item?  Text?

Allow DELETE and UPDATE to be used with LIMIT and ORDER BY.

--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company


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