| From: | Martijn van Oosterhout <kleptog(at)svana(dot)org> |
|---|---|
| To: | "Jim C(dot) Nasby" <jnasby(at)pervasive(dot)com> |
| Cc: | Andrew Dunstan <andrew(at)dunslane(dot)net>, Rod Taylor <pg(at)rbt(dot)ca>, "Bort, Paul" <pbort(at)tmwsystems(dot)com>, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: Compression and on-disk sorting |
| Date: | 2006-05-16 21:46:15 |
| Message-ID: | 20060516214615.GM976@svana.org |
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| Lists: | pgsql-hackers pgsql-patches |
On Tue, May 16, 2006 at 12:31:07PM -0500, Jim C. Nasby wrote:
> Does anyone have time to hack some kind of compression into the on-disk
> sort code just to get some benchmark numbers? Unfortunately, doing so is
> beyond my meager C abilitiy...
I had a look at this. At first glance it doesn't seem too hard, except
the whole logtape process kinda gets in the way. If it wern't for the
mark/restore it'd be trivial. Might take a stab at it some time, if I
can think of a way to handle the seeking...
--
Martijn van Oosterhout <kleptog(at)svana(dot)org> http://svana.org/kleptog/
> From each according to his ability. To each according to his ability to litigate.
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