Re: [PoC] pgstattuple2: block sampling to reduce physical read

From: Mark Kirkwood <mark(dot)kirkwood(at)catalyst(dot)net(dot)nz>
To: Jaime Casanova <jaime(at)2ndquadrant(dot)com>
Cc: Satoshi Nagayasu <snaga(at)uptime(dot)jp>, Peter Eisentraut <peter_e(at)gmx(dot)net>, Greg Smith <greg(at)2ndquadrant(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: [PoC] pgstattuple2: block sampling to reduce physical read
Date: 2013-10-21 22:39:18
Message-ID: 5265AD16.3090704@catalyst.net.nz
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On 16/10/13 11:51, Mark Kirkwood wrote:
> On 11/10/13 17:33, Jaime Casanova wrote:
>> also the name pgstattuple2, doesn't convince me... maybe you can use
>> pgstattuple() if you use a second argument (percentage of the sample)
>> to overload the function
>
> +1, that seems much nicer.
>

Oh - and if you produce a new version I'd be happy to review it (I guess
it will need to go in the next CF, given the discussion happening now).

Regards

Mark

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