Re: Questions related to xlog
- From: Qingqing Zhou <zhouqq(at)cs(dot)toronto(dot)edu>
- To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
- Cc: pgsql-hackers(at)postgresql(dot)org
- Subject: Re: Questions related to xlog
- Date: Fri, 23 Dec 2005 18:00:37 -0500 (EST)
- Message-id: <Pine(dot)LNX(dot)4(dot)58(dot)0512231759220(dot)23255(at)eon(dot)cs>
On Fri, 23 Dec 2005, Tom Lane wrote:
>
> Yeah, the non-transaction-controlled distinction is really not very
> useful. I believe Vadim put it in originally because he wanted to go to
> a REDO/UNDO approach, in which it would've been important to tell the
> difference, but we never did that (and probably never will). I've
> preserved the distinction because it seemed worthwhile from the
> standpoint of documentation and logical clarity, but if you see a reason
> to get rid of it, I won't argue hard for it.
>
No strong reasons to remove them, though the comments are kind of
confusing.
Regards,
Qingqing
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