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From: Mladen Gogala <gogala.mladen@gmail.com>
To: pgsql-admin@lists.postgresql.org
Subject: Re: Renaming 800GB size table in postgresql
Date: Tue, 19 Oct 2021 20:04:02 -0400
Message-ID: <0d9bf8bf-d33d-f821-29a3-a890802731f2@gmail.com> (raw)
In-Reply-To: <CAM+6J95sDjOv63+uCNvTkkrkSPRjgfxiA7ObX2WSxJhu82dhAw@mail.gmail.com>
References: <CAPG-CvWHHKeYY9cWXg16j602EfGVUr8z37aJ0Z8DNfQa4HLzeA@mail.gmail.com>
	<CAM+6J95sDjOv63+uCNvTkkrkSPRjgfxiA7ObX2WSxJhu82dhAw@mail.gmail.com>


On 10/19/21 13:17, Vijaykumar Jain wrote:
> so, if I read it correctly, the renaming operation is independent of 
> the size of the table (as it is just updating the system catalog 
> somewhere).


Rename table is done in the data dictionary, where the table is defined. 
You don't even touch the table during the process.

Regards


-- 
Mladen Gogala
Database Consultant
Tel: (347) 321-1217
https://dbwhisperer.wordpress.com

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