Re: [SQL] MINUS and slow 'not in'
От | pierre@desertmoon.com |
---|---|
Тема | Re: [SQL] MINUS and slow 'not in' |
Дата | |
Msg-id | 19981124153101.774.qmail@desertmoon.com обсуждение исходный текст |
Ответ на | Re: [SQL] MINUS and slow 'not in' (Herouth Maoz <herouth@oumail.openu.ac.il>) |
Ответы |
Re: [SQL] MINUS and slow 'not in'
Re: [SQL] MINUS and slow 'not in' |
Список | pgsql-sql |
> > At 16:57 +0200 on 24/11/98, pierre@desertmoon.com wrote: > > > > I've tried... > > > > insert into B > > fetch 2000 from fubar; > > > > Which just gives a parser error. There is very little documentation on > > cursors written up that I can find. I've even searched the email archives. > > Ideas? > > Well, this usage of a cursor is not supported, as far as I know. However, > if you have 6.4 (do you?), you can use SET QUERY_LIMIT to limit the number > of rows fetched from the SELECT. I suppose you can set it back after you do > the INSERT. > Yeah I've got 6.4. I tried: set query_limit to 2000; and got: ERROR: parser: parse error at or near "2000" Ideas? -=pierre
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