From: | Martijn van Oosterhout <kleptog(at)svana(dot)org> |
---|---|
To: | Jesper Pedersen <jews(at)vip(dot)cybercity(dot)dk> |
Cc: | pgsql-hackers(at)postgresql(dot)org |
Subject: | Re: Summer of Code idea |
Date: | 2006-04-27 13:45:28 |
Message-ID: | 20060427134528.GI29830@svana.org |
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Lists: | pgsql-hackers |
On Tue, Apr 25, 2006 at 10:30:26PM +0200, Jesper Pedersen wrote:
> Hi.
>
> I have been thinking about this for a while and now that Google Summer of Code
> is coming I thought I would share this idea.
>
> The GCC people have traded their bison/flex parser with a hand written
> recursive-descent parser for a nice speed up.
Nice? The figures I'm seeing are 2%. Is that even noticable?
> So it would be interesting to see if PostgreSQL would benefit from the same
> 'switch'.
>
> By the looks of it *) the job could be completed within the time frame and
> maybe pgbench could serve as the testing framework for the performance
> measurements.
I think it's worth a try, but you have to consider that unlike C, SQL
as a language keeps changing in ways we have no idea about yet.
Whatever the result is, it has to be more maintainable than what we
have now...
> I think it has an academic angle to it -- something fun for the student and
> maybe a speed up for PostgreSQL :)
Abosolutly. It'd be a fun experiment, if one were so inclined.
Have a nice day,
--
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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