Re: Threaded Sorting
От | Greg Copeland |
---|---|
Тема | Re: Threaded Sorting |
Дата | |
Msg-id | 1033741323.12986.31.camel@mouse.copelandconsulting.net обсуждение исходный текст |
Ответ на | Threaded Sorting (Hans-Jürgen Schönig <postgres@cybertec.at>) |
Список | pgsql-hackers |
I wouldn't hold your breath for any form of threading. Since PostgreSQL is process based, you might consider having a pool of sort processes which address this but I doubt you'll get anywhere talking about threads here. Greg On Fri, 2002-10-04 at 02:46, Hans-Jürgen Schönig wrote: > Did anybody think about threaded sorting so far? > Assume an SMP machine. In the case of building an index or in the case > of sorting a lot of data there is just one backend working. Therefore > just one CPU is used. > What about starting a thread for every temporary file being created? > This way CREATE INDEX could use many CPUs. > Maybe this is worth thinking about because it will speed up huge > databases and enterprise level computing. > > Best regards, > > Hans-Jürgen Schönig > > -- > *Cybertec Geschwinde u Schoenig* > Ludo-Hartmannplatz 1/14, A-1160 Vienna, Austria > Tel: +43/1/913 68 09; +43/664/233 90 75 > www.postgresql.at <http://www.postgresql.at>, cluster.postgresql.at > <http://cluster.postgresql.at>, www.cybertec.at > <http://www.cybertec.at>, kernel.cybertec.at <http://kernel.cybertec.at> > > > ---------------------------(end of broadcast)--------------------------- > TIP 5: Have you checked our extensive FAQ? > > http://www.postgresql.org/users-lounge/docs/faq.html
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