Re: libpq request results
От | Magnus Hagander |
---|---|
Тема | Re: libpq request results |
Дата | |
Msg-id | 6BCB9D8A16AC4241919521715F4D8BCE6C77CD@algol.sollentuna.se обсуждение исходный текст |
Ответ на | libpq request results ("Michael GUIARD" <michael@nestor-tech.com>) |
Список | pgsql-hackers-win32 |
> Hi ! > > I hope I choose the correct mailing list and I hope my > question has not been already asked. > Correct me if I wrong. > I do not understand something : what is the difference > between this mailing list and the newsgroup : news.postrgesql.org ? They are mirrored to each other, I beleive. So just different transports of the same data. > My question concerning postgre sql libpq : Postgres or PostgreSQL, please, no such thing as postgre. > Is it possible to ask Postgre engine for a request, then wait > for the end of the request : postgre gives me the total > result rows and then ask for downloading the rows separately ? Not directly. But what you can do is use a server side cursor, and then fetch one (or a couple) of rows at a time. It should give you approximatly the same result. See http://www.postgresql.org/docs/8.0/static/sql-fetch.html. //Magnus
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