From: | Simon Riggs <simon(at)2ndquadrant(dot)com> |
---|---|
To: | Andres Freund <andres(at)anarazel(dot)de> |
Cc: | Stas Kelvich <s(dot)kelvich(at)postgrespro(dot)ru>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: Read-only access to temp tables for 2PC transactions |
Date: | 2019-05-24 08:30:22 |
Message-ID: | CANP8+jJiSqRL5D+EAGGtkptj4rg-JB9+mKkr6VVhYrH7CB7XWA@mail.gmail.com |
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Lists: | pgsql-hackers |
On Thu, 23 May 2019 at 16:55, Andres Freund <andres(at)anarazel(dot)de> wrote:
> Hi,
>
> On 2019-05-23 12:36:09 +0100, Simon Riggs wrote:
> > The ONLY case where this matters is if someone does a PREPARE and then
> > starts doing other work on the session. Which makes no sense in the
> normal
> > workflow of a session. I'm sure there are tests that do that, but those
> > tests are unrepresentative of sensible usage.
>
> That's extremely common.
>
Not at all.
> There's no way we can forbid using session after 2PC unconditionally,
> it'd break most users of 2PC.
>
Since we disagree, can you provide more information about this usage
pattern?
--
Simon Riggs http://www.2ndQuadrant.com/
<http://www.2ndquadrant.com/>
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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