Re: A little COPY speedup

From: "Pavan Deolasee" <pavan(dot)deolasee(at)enterprisedb(dot)com>
To: "Heikki Linnakangas" <heikki(at)enterprisedb(dot)com>
Cc: "Patches" <pgsql-patches(at)postgresql(dot)org>
Subject: Re: A little COPY speedup
Date: 2007-03-01 17:10:07
Message-ID: 45E708EF.9030704@enterprisedb.com
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Heikki Linnakangas wrote:
>
> Attached is a fix for that. It adds a flag to each heap page that
> indicates that "there isn't any free line pointers on this page, so
> don't bother trying". Heap pages haven't had any heap-specific
> per-page data before, so this patch adds a HeapPageOpaqueData-struct
> that's stored in the special space.
>
I would really like this change. I was thinking on similar lines to optimize
some of the HOT code paths

Thanks,
Pavan

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