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Re: libpq request results
- From: "Magnus Hagander" <mha(at)sollentuna(dot)net>
- To: "Michael GUIARD" <m(dot)guiard(at)nestor-tech(dot)com>, <pgsql-hackers-win32(at)postgresql(dot)org>
- Subject: Re: libpq request results
- Date: Tue, 26 Jul 2005 15:03:49 +0200
- Message-id: <6BCB9D8A16AC4241919521715F4D8BCE6C77CD@algol.sollentuna.se> <text/plain>
> 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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