Re:

On 18 Oct 2002 at 15:58, stephane tessier wrote:

>
> Hi,
> i have a problem withindex in pgsql 7.2.1(i think it's indexes the problem). I
> insert a lot of records in a table and delete in a ratio of 1:5... When I do
> request on this table..it's working fine for 10-12 hours but after it's very
> slow (10-15 minutes) but when I delete the indexes and recreate it.. it's ok
> for 10-12 hours again.. it's a live db 24/7... I cannot stop the db often...
> process insert record all the time...
> have idea? pgsql problem?

You should do a vacuum analyze the db often. Something like for each 5000
deletes+insert. Put it in a cron job if required.

And insertion in indexed table is always going to be slower for large amount of
data. There is no way out..

HTH

Bye
Shridhar

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