Re: Massive delete performance
От | Enrico Weigelt |
---|---|
Тема | Re: Massive delete performance |
Дата | |
Msg-id | 20051011214849.GA23769@nibiru.local обсуждение исходный текст |
Ответ на | Massive delete performance ("Andy" <frum@ar-sd.net>) |
Список | pgsql-performance |
* Andy <frum@ar-sd.net> wrote: <snip> > I have the following problem: I have a client to which we send every > night a "dump" with a the database in which there are only their > data's. It is a stupid solution but I choose this solution because I > couldn't find any better. The target machine is a windows 2003. > > So, I have a replication only with the tables that I need to send, > then I make a copy of this replication, and from this copy I delete > all the data's that are not needed. Why not filtering out as much unnecessary stuff as possible on copying ? <snip> > How can I increase this DELETE procedure because it is really slow??? > There are of corse a lot of data's to be deleted. Have you set up the right indices ? cu -- --------------------------------------------------------------------- Enrico Weigelt == metux IT service phone: +49 36207 519931 www: http://www.metux.de/ fax: +49 36207 519932 email: contact@metux.de --------------------------------------------------------------------- Realtime Forex/Stock Exchange trading powered by postgreSQL :)) http://www.fxignal.net/ ---------------------------------------------------------------------
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