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Re: xlog location arithmetic

From: Peter Eisentraut <peter_e(at)gmx(dot)net>
To: Magnus Hagander <magnus(at)hagander(dot)net>
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Robert Haas <robertmhaas(at)gmail(dot)com>, Fujii Masao <masao(dot)fujii(at)gmail(dot)com>, Euler Taveira de Oliveira <euler(at)timbira(dot)com>, Pgsql Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: xlog location arithmetic
Date: 2012-03-09 19:23:28
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-hackers
On fre, 2012-03-09 at 18:13 +0100, Magnus Hagander wrote:
> > and confusing XLogFileSize with XLogSegSize.  Not the best choice of
> > names.
> Yeah, the use of XLogFile to mean something other than, well a file in
> the xlog, is greatly annoying.. I guess we could change it, but it
> goes pretty deep in the system so it's not a small change...
The whole thing was built around the lack of 64 bit integers.  If we bit
the bullet and changed the whole thing to be just a single 64-bit
counter, we could probably delete thousands of lines of code.

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