| From: | Bruce Momjian <bruce(at)momjian(dot)us> |
|---|---|
| To: | Robert Haas <robertmhaas(at)gmail(dot)com> |
| Cc: | pg1(at)thetdh(dot)com, Loïc Vaumerel <shefla(at)gmail(dot)com>, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: Autonomous transaction |
| Date: | 2010-04-14 00:24:24 |
| Message-ID: | 201004140024.o3E0OOo01277@momjian.us |
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| Lists: | pgsql-hackers |
Robert Haas wrote:
> On Tue, Apr 13, 2010 at 8:01 PM, Bruce Momjian <bruce(at)momjian(dot)us> wrote:
> > Yea, having some things in our system be non-transactional is odd and
> > hard to understand. ?Just thinking about it, it seems it would introduce
> > all sorts of odd behaviors.
>
> I think it would be really useful, though, for users and maybe even
> for system internals. Working out the semantics is a challenge, but
> not an insurmountable one, I think.
Yea, it is going to feel like a ship with a leaky hull, so we are going
to have to re-think a bunch of stuff, like how do we handle visibility,
cleanout of old rows from UPDATE, etc.
--
Bruce Momjian <bruce(at)momjian(dot)us> http://momjian.us
EnterpriseDB http://enterprisedb.com
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