Re: PostgreSQL database size is not reasonable

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Mariel Cherkassky <mariel(dot)cherkassky(at)gmail(dot)com>
Cc: "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com>, PostgreSQL mailing lists <pgsql-performance(at)postgresql(dot)org>
Subject: Re: PostgreSQL database size is not reasonable
Date: 2017-12-12 17:59:31
Message-ID: 9060.1513101571@sss.pgh.pa.us
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Mariel Cherkassky <mariel(dot)cherkassky(at)gmail(dot)com> writes:
> The system catalogs located in the global directory but the global
> directory isnt so big(500K).

You're operating under false assumptions. Only catalogs marked
relisshared are in that directory, other ones are in the per-database
directories.

Somebody mentioned pg_largeobject upthread --- that would definitely
be a candidate to be big, if you're using large objects at all.

regards, tom lane

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