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

From: "Tsunakawa, Takayuki" <tsunakawa(dot)takay(at)jp(dot)fujitsu(dot)com>
To: 'Robert Haas' <robertmhaas(at)gmail(dot)com>
Cc: Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com>, David Steele <david(at)pgmasters(dot)net>, Andres Freund <andres(at)anarazel(dot)de>, "Bossart, Nathan" <bossartn(at)amazon(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Andrew Dunstan <andrew(dot)dunstan(at)2ndquadrant(dot)com>, Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>, Michael Paquier <michael(at)paquier(dot)xyz>, Julien Rouhaud <rjuju123(at)gmail(dot)com>, Laurenz Albe <laurenz(dot)albe(at)cybertec(dot)at>, "Jamison, Kirk" <k(dot)jamison(at)jp(dot)fujitsu(dot)com>, Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>, "Fujii Masao" <masao(dot)fujii(at)gmail(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: RE: Re: reloption to prevent VACUUM from truncating empty pages at the end of relation
Date: 2019-03-28 02:44:02
Message-ID: 0A3221C70F24FB45833433255569204D1FBEC264@G01JPEXMBYT05
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From: Robert Haas [mailto:robertmhaas(at)gmail(dot)com]
> You're both right and I'm wrong.
>
> However, I think it would be better to stick with the term 'truncate'
> which is widely-used already, rather than introducing a new term.

Yeah, I have the same feeling. OTOH, as I referred in this thread, shrink is used instead of truncate in the PostgreSQL documentation. So, I chose shrink. To repeat myself, I'm comfortable with either word. I'd like the committer to choose what he thinks better.

Regards
Takayuki Tsunakawa

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