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Re: Proposal: Commit timestamp

From: Heikki Linnakangas <heikki(at)enterprisedb(dot)com>
To: Jan Wieck <JanWieck(at)Yahoo(dot)com>
Cc: Bruce Momjian <bruce(at)momjian(dot)us>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, PostgreSQL Development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Proposal: Commit timestamp
Date: 2007-01-26 10:54:25
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-hackers
Jan Wieck wrote:
> But it is a datum that needs to be collected at the moment where 
> basically the clog entry is made ... I don't think any external module 
> can do that ever.

How atomic does it need to be? External modules can register callbacks 
that get called right after the clog update and removing the xid from 
MyProc entry. That's about as close to making the clog entry you can get.

   Heikki Linnakangas

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