Re: pg_upgrade docs are confusing if PostgreSQL's versioningsystem/language isn't known to reader - Mailing list pgsql-docs

From Jim Ryan
Subject Re: pg_upgrade docs are confusing if PostgreSQL's versioningsystem/language isn't known to reader
Date
Msg-id CAOfX1iS92JGdBBJy27OsAX7HAqAmOQpGpVEFyKaR5LqbQyNhaQ@mail.gmail.com
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In response to Re: pg_upgrade docs are confusing if PostgreSQL's versioningsystem/language isn't known to reader  (Bruce Momjian <bruce@momjian.us>)
Responses Re: pg_upgrade docs are confusing if PostgreSQL's versioningsystem/language isn't known to reader  (Bruce Momjian <bruce@momjian.us>)
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This looks great.  Thanks for working on it.

Jim

On Sat, Jan 27, 2018 at 10:05 AM, Bruce Momjian <bruce@momjian.us> wrote:
On Fri, Jan 26, 2018 at 11:35:09AM -0700, David G. Johnston wrote:
> On Friday, January 26, 2018, Jim Ryan <jim@room118solutions.com> wrote:
>
>     Hey Bruce,
>
>     Thanks for working on this, but wouldn't pg_upgrade be needed from 10.1 to
>     10.2?  Aren't those considered major versions, or am I misunderstanding?
>
>     The source of my (and potentially others) confusion is if from 9.1 to 9.2
>     is considered a major version change or not.  I think most users would
>     assume from 9.x to 10.x is a major version change.  The ambiguity is in 9.x
>     to 9.y.  
>
>
>
> Which is why we changed ;)
>
> Starting with 10 the one and only value after the decimal is a minor version
> bug fix release.  The next major version will be 11.
>
> Of versions beginning with 9 there were 7 major versions - 9.0 to 9.6; the
> third position value denoted the minor bug fix release.
>
> pg-upgrade is only required for upgrading between major versions.
>
> On our homeoage we list every major release that is currently supported.

I decided I needed to be more explicit about the major version numbers
so I have added major and minor examples for the 9.6.x series and 10.x
series releases.  Patch attached.

--
  Bruce Momjian  <bruce@momjian.us>        http://momjian.us
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