you can try for your reference
http://www.postgresql.org/docs/8.2/interactive/functions-admin.html#FUNCTIONS-ADMIN-DBSIZE
in earlier versions use the functions in contrib/dbsize.
- Vishal
From: "Nathaniel Banks Jr." <nbanks@xxxxxxxxxxxxx>
To: <pgsql-admin@xxxxxxxxxxxxxx>
Subject: [ADMIN] Determine/Calculate table size
Date: Wed, 27 Jun 2007 12:32:08 -0400
Hello Gurus,
I'm fairly new to Postgres and I was wondering what command/sql query
will give me a list of each table in a schema with it's size? I've
searched around and I haven't been able to find...I'm on postgres 7.3 by
the way
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