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help / color / mirror / Atom feedFrom: Achilleas Mantzios <a.mantzios@cloud.gatewaynet.com>
To: pgsql-admin@lists.postgresql.org
Subject: Re: Materialized views & dead tuples
Date: Wed, 19 Jun 2024 07:24:10 +0300
Message-ID: <e520e644-a710-4de7-9d71-9af5b971b9d3@cloud.gatewaynet.com> (raw)
In-Reply-To: <CAOC+FBU1d_VXbWsx6fNXaANQCKD0SRLB4Tupm4dC-7JiU5rdhg@mail.gmail.com>
References: <CAOC+FBU1d_VXbWsx6fNXaANQCKD0SRLB4Tupm4dC-7JiU5rdhg@mail.gmail.com>
Στις 19/6/24 01:28, ο/η Wells Oliver έγραψε:
> Apologies for the daft question, but I am surprised to see
> materialized views show up in pg_stat_user_tables with lots of dead
> tuples. These are rematerialized nightly and, I thought, this had the
> effect of replacing/recreating them anew. Can someone shed some light
> on this?
MVs they are just ordinary tables with the addition of having a
definition, and not being able to be directly manipulated. They can be
bloated just like normal tables, so they need the classic maintenance.
>
> --
> Wells Oliver
> wells.oliver@gmail.com <mailto:wellsoliver@gmail.com>
--
Achilleas Mantzios
IT DEV - HEAD
IT DEPT
Dynacom Tankers Mgmt (as agents only)
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Subject: Re: Materialized views & dead tuples
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