Re: Fractal tree indexing

From: Atri Sharma <atri(dot)jiit(at)gmail(dot)com>
To: Alexander Korotkov <aekorotkov(at)gmail(dot)com>
Cc: Heikki Linnakangas <hlinnakangas(at)vmware(dot)com>, Pg Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Fractal tree indexing
Date: 2013-02-13 10:19:55
Message-ID: CAOeZVieHRejg8Gy-Evek4e2H8XcsnQ7F_saDze7Abp4cwH305Q@mail.gmail.com
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>
> I remember we have already discussed fractal trees privately. Short
> conclusions are so:
> 1) Fractal tree indexes are patented. It is distributed as commercial
> extension to MySQL. So we can't include it into PostgreSQL core.
> 2) Tokutek can't provide full-fledged fractal tree indexes as PostgreSQL
> extension because lack of WAL extensibility.
> We could think about WAL extensibility which would help other applications
> as well.
>

Sounds nice. WAL extensibility can help.

Atri

--
Regards,

Atri
l'appren

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