Re: cursor bug
От | |
---|---|
Тема | Re: cursor bug |
Дата | |
Msg-id | 20030830222056.74734.qmail@web41015.mail.yahoo.com обсуждение исходный текст |
Ответ на | Re: cursor bug (Tom Lane <tgl@sss.pgh.pa.us>) |
Список | pgsql-general |
Thanks for the quick reply. Couple questions: - when is 7.4 expected? - what is the overhead in declaring a cursor scroll? time? space? thanks -w --- Tom Lane <tgl@sss.pgh.pa.us> wrote: > <washingtonirving@yahoo.com> writes: > > Under some cases, using cursors and the fetch and move commands don't > > work as expected. > > Moving backwards in complex queries (anything more complex than a single > table scan) doesn't work reliably in releases before 7.4. In 7.4 you > can do it, but you'll usually have to specifically declare the cursor > as SCROLL ... and eat the ensuing overhead ... > > regards, tom lane > > ---------------------------(end of broadcast)--------------------------- > TIP 7: don't forget to increase your free space map settings ===== http://www.kurukshetra.org Discuss news and opinions on India. __________________________________ Do you Yahoo!? Yahoo! SiteBuilder - Free, easy-to-use web site design software http://sitebuilder.yahoo.com
В списке pgsql-general по дате отправления: