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From: Tom Lane <tgl@sss.pgh.pa.us>
To: Mariel Cherkassky <mariel.cherkassky@gmail.com>
Cc: David G. Johnston <david.g.johnston@gmail.com>
Cc: PostgreSQL mailing lists <pgsql-performance@postgresql.org>
Subject: Re: PostgreSQL database size is not reasonable
Date: Tue, 12 Dec 2017 12:59:31 -0500
Message-ID: <9060.1513101571@sss.pgh.pa.us> (raw)
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	<CA+t6e1mUrKAmLUzxj_i=qCViVQzuj_FYmJpvTTABWTWA5fyELw@mail.gmail.com>

Mariel Cherkassky <mariel.cherkassky@gmail.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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