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From: Pavel Machek <pavel@suse.cz>
To: J?rn Engel <joern@logfs.org>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [RFC] B+Tree library
Date: Thu, 30 Oct 2008 18:43:00 +0100	[thread overview]
Message-ID: <20081030174300.GA1773@ucw.cz> (raw)
In-Reply-To: <20081026124643.GA1328@logfs.org>

Hi!

> Main disadvantage of btrees is that they are complicated, come in a
> gazillion subtly different variant that differ mainly in the balance
> between read efficiency and write efficiency.  Comparing btrees against
> anything is a bit like comparing apples and random fruits.

:-)))))





+ * Disks have fulfilled the prerequite for a long time.  More recently DRAM

prerequisite?

+#define MAX(a, b) ((a) > (b) ? (a) : (b))

We already have that in the headers somewhere.


-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

  parent reply	other threads:[~2008-10-30 17:43 UTC|newest]

Thread overview: 41+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-10-26 12:46 [RFC] B+Tree library Jörn Engel
2008-10-28  1:25 ` Dave Chinner
2008-10-30 17:43 ` Pavel Machek [this message]
2008-10-30 17:58   ` Jörn Engel
2008-10-30 19:14     ` Pavel Machek
2008-10-30 20:20       ` Jörn Engel
2008-10-31  6:38     ` Christian Borntraeger
2008-10-31  7:35       ` Jörn Engel
2008-10-31  9:16         ` Geert Uytterhoeven
2008-10-31  9:20           ` Jörn Engel
2008-10-31 10:35 ` Johannes Berg
2008-10-31 11:26   ` Jörn Engel
2008-10-31 11:32     ` Johannes Berg
2008-10-31 12:54       ` Jörn Engel
2008-10-31 13:07         ` Johannes Berg
2008-10-31 13:15           ` Jörn Engel
2008-11-01 15:59         ` [RFC] B+Tree library V2 Jörn Engel
2008-11-05 19:57           ` Johannes Berg
2008-11-05 20:06             ` Jörn Engel
2008-11-05 20:12               ` Johannes Berg
2008-11-05 20:21                 ` Jörn Engel
2008-11-05 20:25                   ` Johannes Berg
2008-11-07  7:52                     ` Jörn Engel
2009-01-08  0:57           ` Johannes Berg
2009-01-08 16:24             ` Jörn Engel
2009-01-08 16:34               ` Johannes Berg
2009-01-08 19:40                 ` Jörn Engel
2009-01-08 16:50               ` Johannes Berg
2009-01-08 19:46                 ` Jörn Engel
2009-01-08 17:10               ` Johannes Berg
2009-01-08 20:02                 ` Jörn Engel
2009-01-08 20:18                   ` Johannes Berg
2009-01-08 21:09                     ` Jörn Engel
2008-10-31 13:16 ` [RFC] B+Tree library Johannes Berg
2008-10-31 13:29   ` Jörn Engel
2008-10-31 13:45   ` Bert Wesarg
2008-10-31 15:18   ` Tim Gardner
2008-10-31 15:35     ` Jörn Engel
2008-10-31 20:17 ` Sean Young
2008-10-31 23:36   ` Jörn Engel
2008-11-01 10:17     ` Sean Young

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