Skip site navigation (1) Skip section navigation (2)

Re: COMMIT NOWAIT Performance Option

From: "Jonah H(dot) Harris" <jonah(dot)harris(at)gmail(dot)com>
To: "J(dot) Andrew Rogers" <jrogers(at)neopolitan(dot)com>
Cc: pgsql-hackers(at)postgresql(dot)org
Subject: Re: COMMIT NOWAIT Performance Option
Date: 2007-03-01 03:06:00
Message-ID: 36e682920702281906g5971e1ex1209142c451b02e3@mail.gmail.com (view raw or flat)
Thread:
Lists: pgsql-hackers
On 2/28/07, J. Andrew Rogers <jrogers(at)neopolitan(dot)com> wrote:
> A popular alternative to CRC32 for this purpose is the significantly
> cheaper and almost as effective is the Adler32 algorithm.  I know
> Google used this algorithm when they added checksumming to their
> database to tame inexplicable transient corruption.

Last time I checked, Teradata used a modified Fletcher checksum as
well; I wasn't aware of Adler32.

-- 
Jonah H. Harris, Software Architect | phone: 732.331.1324
EnterpriseDB Corporation            | fax: 732.331.1301
33 Wood Ave S, 3rd Floor            | jharris(at)enterprisedb(dot)com
Iselin, New Jersey 08830            | http://www.enterprisedb.com/

In response to

Responses

pgsql-hackers by date

Next:From: MageshwaranDate: 2007-03-01 03:31:21
Subject: POSTGRES WAL
Previous:From: J. Andrew RogersDate: 2007-03-01 02:22:58
Subject: Re: COMMIT NOWAIT Performance Option

Privacy Policy | About PostgreSQL
Copyright © 1996-2014 The PostgreSQL Global Development Group