Re: Version number for pg_control

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От
Alvaro Herrera
Тема
Re: Version number for pg_control
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Msg-id
20160715221322.GA174609@alvherre.pgsql
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Version number for pg_control Tom Lane <tgl@sss.pgh.pa.us>
Re: Version number for pg_control Alvaro Herrera <alvherre@2ndquadrant.com>
Re: Version number for pg_control David Steele <david@pgmasters.net>
Re: Version number for pg_control Tom Lane <tgl@sss.pgh.pa.us>
Re: Version number for pg_control Tom Lane <tgl@sss.pgh.pa.us>
Re: Version number for pg_control Alvaro Herrera <alvherre@2ndquadrant.com>
Re: Version number for pg_control David Steele <david@pgmasters.net>
Re: Version number for pg_control Craig Ringer <craig@2ndquadrant.com>
David Steele wrote:
> On 7/15/16 5:47 PM, Alvaro Herrera wrote:

> > I can't quite make up my mind about it.  It seems pointless to change
> > it now, but at the same time it seems wrong to let it continue to be
> > unchanged from 9.4.
> > 
> > I slightly lean towards changing it in 9.6.
> 
> +1 for changing it.  However, I don't think it's such a big deal since
> each version since 8.3 (at least) has had a unique catalog version.
> 
> Maybe this would affect pg_controldata or other supporting utilities but
> the server itself should not be affected since it also checks the
> catalog version.

I didn't verify pg_resetxlog behavior, but hypothetically running 9.4's
on a 9.5 installation would result in a broken pg_control file.

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


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