| From: | Andres Freund <andres(at)anarazel(dot)de> |
|---|---|
| To: | Joel Jacobson <joel(at)trustly(dot)com> |
| Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Pg Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Remaining 9.5 open items |
| Date: | 2015-12-02 11:36:16 |
| Message-ID: | 20151202113616.GB3803@alap3.anarazel.de |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-hackers |
On 2015-12-02 12:25:37 +0100, Joel Jacobson wrote:
> On Wed, Dec 2, 2015 at 12:19 PM, Andres Freund <andres(at)anarazel(dot)de> wrote:
> > The significant changes are in 9.5.
>
> Will multixact truncations be WAL logged in 9.5?
Yes.
C.f. the release notes:
* Rework truncation of the multixact commit log to be properly WAL-logged
(Andres Freund)
This makes things substantially simpler and more robust.
The relevant commits are
commit aa29c1ccd9f785f9365809f5133e5491acc7ae53
Author: Andres Freund <andres(at)anarazel(dot)de>
Date: 2015-09-26 19:04:25 +0200
Remove legacy multixact truncation support.
...
Backpatch: 9.5
and
commit 4f627f897367f15702d59973f75f6391d5d3e06f
Author: Andres Freund <andres(at)anarazel(dot)de>
Date: 2015-09-26 19:04:25 +0200
Rework the way multixact truncations work.
...
Backpatch: 9.5
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