Re: reading WAL files in python

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