From: "C." Bergström <cbergstrom@netsyncro.com>
To: pgsql-sql@postgresql.org
Subject: Re: reading WAL files in python
Date: Mon, 07 Jan 2008 15:05:28 +0100
Message-ID: <1199714728.11354.309.camel@chaos> (raw)
In-Reply-To: <478226FB.6030306@fmed.uba.ar>
References: <478226FB.6030306@fmed.uba.ar>
On Mon, 2008-01-07 at 10:19 -0300, Gerardo Herzig wrote:
> Hi all. Im having some fun trying to write my own replication system
> using python. I will use the postgres own WAL archiving to write the
> files, then my app will read them and do some stuff. As im not a C
> programmer, im stuck in the mission of reading the binary files.
>
> I guess im needing to know the internals of how wals archives are, how
> big the buffer has to be, in order to have a complete sql command.
>
> Can someone point some advice?
> I was trying to understad src/backend/access/transam/xlog.c, but seems
> too difficult to me :(
>
imho you can save yourself a lot of time by taking a look at skytools[1]
as it may be more along the lines of what you're trying to accomplish
anyway.
Cheers,
./C
[1] https://developer.skype.com/SkypeGarage/DbProjects/SkyTools
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To: pgsql-sql@postgresql.org
Cc: cbergstrom@netsyncro.com
Subject: Re: reading WAL files in python
In-Reply-To: <1199714728.11354.309.camel@chaos>
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