Re: 8.4 open item: copy performance regression?

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Simon Riggs <simon(at)2ndQuadrant(dot)com>
Cc: Stephen Frost <sfrost(at)snowman(dot)net>, Andrew Dunstan <andrew(at)dunslane(dot)net>, Alan Li <ali(at)truviso(dot)com>, Stefan Kaltenbrunner <stefan(at)kaltenbrunner(dot)cc>, Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com>, Greg Smith <gsmith(at)gregsmith(dot)com>, Kevin Grittner <Kevin(dot)Grittner(at)wicourts(dot)gov>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: 8.4 open item: copy performance regression?
Date: 2009-06-22 15:24:10
Message-ID: 18460.1245684250@sss.pgh.pa.us
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Simon Riggs <simon(at)2ndQuadrant(dot)com> writes:
> I was thinking it might be beneficial to be able to defer writing WAL
> until COPY is complete, so heap_sync would either fsync the whole heap
> file or copy the whole file to WAL.

What about indexes?

regards, tom lane

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