Horton

Re: reloption to prevent VACUUM from truncating empty pages at the end of relation

Andres Freund <andres@anarazel.de>

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From: Andres Freund <andres@anarazel.de>
To: Fujii Masao <masao.fujii@gmail.com>
Cc: Masahiko Sawada <sawada.mshk@gmail.com>, Julien Rouhaud <rjuju123@gmail.com>, Takayuki Tsunakawa <tsunakawa.takay@jp.fujitsu.com>, Alvaro Herrera <alvherre@2ndquadrant.com>, Tom Lane <tgl@sss.pgh.pa.us>, Robert Haas <robertmhaas@gmail.com>, David Steele <david@pgmasters.net>, "Bossart, Nathan" <bossartn@amazon.com>, Andrew Dunstan <andrew.dunstan@2ndquadrant.com>, Michael Paquier <michael@paquier.xyz>, Laurenz Albe <laurenz.albe@cybertec.at>, "Jamison, Kirk" <k.jamison@jp.fujitsu.com>, Amit Kapila <amit.kapila16@gmail.com>, pgsql-hackers <pgsql-hackers@postgresql.org>
Date: 2019-05-01T16:11:51Z
Lists: pgsql-hackers

Commits

Same data as JSON: GET /api/v1/messages/:b64id/commits the thread's linked commits as JSON, with link sources. API reference →

  1. Add TRUNCATE parameter to VACUUM.

  2. Add vacuum_truncate reloption.

  3. Allow VACUUM to be run with index cleanup disabled.

Hi,

On 2019-04-08 19:22:04 +0900, Fujii Masao wrote:
> On Mon, Apr 8, 2019 at 5:30 PM Masahiko Sawada <sawada.mshk@gmail.com> wrote:
> > "TRUNCATE" option for vacuum command should be added to the open items?
> 
> Yes, I think.
> Attached is the patch which adds TRUNCATE option into VACUUM.

This has been an open item for about three weeks. Please work on
resolving this soon.

- Andres