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

Tsunakawa, Takayuki <tsunakawa.takay@jp.fujitsu.com>

From: "Tsunakawa, Takayuki" <tsunakawa.takay@jp.fujitsu.com>

To: 'Fujii Masao' <masao.fujii@gmail.com>

Cc: Robert Haas <robertmhaas@gmail.com>, Masahiko Sawada <sawada.mshk@gmail.com>, David Steele <david@pgmasters.net>, Andres Freund <andres@anarazel.de>, "Bossart, Nathan" <bossartn@amazon.com>, Tom Lane <tgl@sss.pgh.pa.us>, Andrew Dunstan <andrew.dunstan@2ndquadrant.com>, "Alvaro Herrera" <alvherre@2ndquadrant.com>, Michael Paquier <michael@paquier.xyz>, Julien Rouhaud <rjuju123@gmail.com>, 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: 2019-04-04T04:25:36Z

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 →

Add TRUNCATE parameter to VACUUM.
- b84dbc8eb80b 12.0 landed
Add vacuum_truncate reloption.
- 119dcfad988d 12.0 landed
Allow VACUUM to be run with index cleanup disabled.
- a96c41feec6b 12.0 cited

Attachments

disable-vacuum-truncation_v5.patch (application/octet-stream) patch v5

From: Fujii Masao [mailto:masao.fujii@gmail.com]
> reloption for TOAST is also required?

# I've come back to the office earlier than planned...

Hm, there's no reason to not provide toast.vacuum_shrink_enabled.  Done with the attached patch.


Regards
Takayuki Tsunakawa