From: | Enrico Weigelt <weigelt(at)metux(dot)de> |
---|---|
To: | pgsql-performance(at)postgresql(dot)org |
Subject: | Re: Massive delete performance |
Date: | 2005-10-11 21:48:50 |
Message-ID: | 20051011214849.GA23769@nibiru.local |
Views: | Raw Message | Whole Thread | Download mbox | Resend email |
Thread: | |
Lists: | pgsql-performance |
* Andy <frum(at)ar-sd(dot)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(at)metux(dot)de
---------------------------------------------------------------------
Realtime Forex/Stock Exchange trading powered by postgreSQL :))
http://www.fxignal.net/
---------------------------------------------------------------------
From | Date | Subject | |
---|---|---|---|
Next Message | Merlin Moncure | 2005-10-12 12:14:44 | Re: SELECT LIMIT 1 VIEW Performance Issue |
Previous Message | Vivek Khera | 2005-10-11 20:09:56 | Re: effective cache size on FreeBSD (WAS: Performance on SUSE w/ reiserfs) |