Re: I cant find it or I'm just lazy ?
От | Bruce Momjian |
---|---|
Тема | Re: I cant find it or I'm just lazy ? |
Дата | |
Msg-id | 200303061908.h26J8Yc19526@candle.pha.pa.us обсуждение исходный текст |
Ответ на | Re: I cant find it or I'm just lazy ? ("Jeroen T. Vermeulen" <jtv@xs4all.nl>) |
Ответы |
Re: I cant find it or I'm just lazy ?
Re: I cant find it or I'm just lazy ? |
Список | pgsql-hackers |
Jeroen T. Vermeulen wrote: > On Tue, Feb 25, 2003 at 02:04:50PM +0100, Christoph Haller wrote: > > > > Anyway, you may MOVE until 0 instead of FETCH, or use the COUNT() > > function on the query to learn about the number of rows to be returned. > > Hmm... Wouldn't the reliability of a count() depend on the isolation > level? > > OTOH the problem with MOVE ALL is that not all cursors support backward > scrolling, apparently, and there is no clear documentation (or even > diagnostics!) to determine whether they do. 7.4 does document MOVE ALL as going to the end of the cursor. -- Bruce Momjian | http://candle.pha.pa.us pgman@candle.pha.pa.us | (610) 359-1001+ If your life is a hard drive, | 13 Roberts Road + Christ can be your backup. | Newtown Square, Pennsylvania19073
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