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Re: [PATCHES] Approximate count(*)

From: "Jim C(dot) Nasby" <decibel(at)decibel(dot)org>
To: Josh Berkus <josh(at)agliodbs(dot)com>
Cc: pgsql-docs(at)postgresql(dot)org
Subject: Re: [PATCHES] Approximate count(*)
Date: 2005-03-27 21:24:15
Message-ID: 20050327212415.GQ51784@decibel.org (view raw or flat)
Thread:
Lists: pgsql-docspgsql-patches
Josh, David-

Do you think it's worth adding a function that would do the select for
you? IE: tuplecount('schema', 'tablename')?

On Thu, Mar 24, 2005 at 07:19:00PM -0800, Josh Berkus wrote:
> David,
> 
> If Jim and I finish our work for 8.1, then you'll be able to do:
> 
> SELECT approx_records FROM pg_sysviews.pg_tables WHERE schema_name = 'schema' 
> AND table_name = 'table'
> 
> But the same caveats will apply.
> 
> -- 
> Josh Berkus
> Aglio Database Solutions
> San Francisco
> 
> ---------------------------(end of broadcast)---------------------------
> TIP 4: Don't 'kill -9' the postmaster
> 

-- 
Jim C. Nasby, Database Consultant               decibel(at)decibel(dot)org 
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