What exactly does that number (relpages) mean? It seems that my large
tables and indexes have large values for relpages and and small tables and
indexes have small values.
rg
----- Original Message -----
From: "Vivek Khera" <khera@kcilink.com>
Newsgroups: ml.postgres.general
To: <pgsql-general@postgresql.org>
Sent: Friday, November 14, 2003 2:21 PM
Subject: Re: [GENERAL] More Praise for 7.4RC2
> >>>>> "RG" == Rick Gigger <rick@alpinenetworking.com> writes:
>
>
> RG> Are there any guidelines on how often one should do a reindex?
>
> regularly monitor your index sizes with a query such as this:
>
> SELECT relname,relpages FROM pg_class WHERE relname LIKE 'user_list%'
ORDER BY relname;
>
> On my most busy tables, index bloat in PG 7.2 is horrendous. I have
> one index that more than triples in size after about 10 days. After
> reindex it gets to a respectable 22k relpages.
>
> --
> =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
> Vivek Khera, Ph.D. Khera Communications, Inc.
> Internet: khera@kciLink.com Rockville, MD +1-240-453-8497
> AIM: vivekkhera Y!: vivek_khera http://www.khera.org/~vivek/
>
> ---------------------------(end of broadcast)---------------------------
> TIP 1: subscribe and unsubscribe commands go to majordomo@postgresql.org
>
