| From: | Keith <keith(at)keithf4(dot)com> |
|---|---|
| To: | Bruce Momjian <bruce(at)momjian(dot)us> |
| Cc: | Yambu <hyambu(at)gmail(dot)com>, Pgsql-admin <pgsql-admin(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: Re-index |
| Date: | 2020-11-24 15:09:49 |
| Message-ID: | CAHw75vsjnQ10aN=jbTTYECJMtC-vs2XLhx8AoJORpQn_GyS7=g@mail.gmail.com |
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| Lists: | pgsql-admin |
On Tue, Nov 24, 2020 at 9:15 AM Bruce Momjian <bruce(at)momjian(dot)us> wrote:
> On Tue, Nov 24, 2020 at 12:53:42PM +0200, Yambu wrote:
> > Hi
> >
> > How do I check if an index is bloated?
> >
> > Also if i delete a number of records eg 60% of the records in a table ,
> do i
> > need to reindex?
>
> See:
>
> https://wiki.postgresql.org/wiki/Index_Maintenance
>
> --
> Bruce Momjian <bruce(at)momjian(dot)us> https://momjian.us
> EnterpriseDB https://enterprisedb.com
>
> The usefulness of a cup is in its emptiness, Bruce Lee
>
>
>
>
The wiki that Bruce linked is a great resource. I've also written a tool to
better help monitor for table & index bloat
https://github.com/keithf4/pg_bloat_check
Keith
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