Re: parallel vacuum options/syntax

From: Masahiko Sawada <masahiko(dot)sawada(at)2ndquadrant(dot)com>
To: Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>
Cc: Tomas Vondra <tomas(dot)vondra(at)2ndquadrant(dot)com>, Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>, Dilip Kumar <dilipbalaut(at)gmail(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>
Subject: Re: parallel vacuum options/syntax
Date: 2020-01-08 07:34:51
Message-ID: CA+fd4k6zVJa6t_3m2cX9+=KEaRHrx2wE0_LVtbK4TfU8AKodkQ@mail.gmail.com
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On Wed, 8 Jan 2020 at 15:31, Amit Kapila <amit(dot)kapila16(at)gmail(dot)com> wrote:
>
> On Wed, Jan 8, 2020 at 11:31 AM Masahiko Sawada
> <masahiko(dot)sawada(at)2ndquadrant(dot)com> wrote:
> >
> > On Mon, 6 Jan 2020 at 15:27, Masahiko Sawada
> > <masahiko(dot)sawada(at)2ndquadrant(dot)com> wrote:
> > >
> > > I just felt it's not intuitive that specifying parallel degree to 0
> > > means to disable parallel vacuum. But since majority of hackers seem
> > > to agree with this syntax I'm not going to insist on that any further.
> > >
> >
> > Okay I'm going to go with enabling parallel vacuum by default and
> > disabling it by specifying PARALLEL 0.
> >
>
> Sounds fine to me. However, I have already started updating the patch
> for that. I shall post the new version today or tomorrow. Is that
> fine with you?

Yes, that's fine. Thanks.

Regards,

--
Masahiko Sawada http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services

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