Horton

Re: Collation versioning

Juan José Santamaría Flecha <juanjo.santamaria@gmail.com>

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From: Juan José Santamaría Flecha <juanjo.santamaria@gmail.com>
To: Thomas Munro <thomas.munro@gmail.com>
Cc: David Rowley <dgrowleyml@gmail.com>, Tom Lane <tgl@sss.pgh.pa.us>, Julien Rouhaud <rjuju123@gmail.com>, Peter Eisentraut <peter.eisentraut@2ndquadrant.com>, Michael Paquier <michael@paquier.xyz>, Robert Haas <robertmhaas@gmail.com>, Laurenz Albe <laurenz.albe@cybertec.at>, Douglas Doole <dougdoole@gmail.com>, Christoph Berg <myon@debian.org>, Pg Hackers <pgsql-hackers@postgresql.org>
Date: 2020-11-03T08:12:30Z
Lists: pgsql-hackers 
On Tue, Nov 3, 2020 at 4:39 AM Thomas Munro <thomas.munro@gmail.com> wrote:

> On Tue, Nov 3, 2020 at 1:51 PM David Rowley <dgrowleyml@gmail.com> wrote:
>
> > It would be good if this could also be tested on Visual Studio version
> > 12 as I see IsoLocaleName() does something else for anything before
> > 15.  I only have 10 and 17 installed and I see we don't support
> > anything before 12 on master per:
>
> I think others have mentioned that it might be time to drop some older
> Windows versions.  I don't follow that stuff, so I've quietly added a
> name to the CC list and will hope for the best :-)
>

There has been some talk about pushing _WIN32_WINNT to newer releases, but
ended without an actual patch for doing so. Maybe we can revisit that in
another thread.

[1]
https://www.postgresql.org/message-id/20200218065418.GK4176%40paquier.xyz

Regards,

Juan José Santamaría Flecha

Commits

  1. Doc: Document known problem with Windows collation versions.

  2. Add collation versions for FreeBSD.

  3. Tolerate version lookup failure for old style Windows locale names.

  4. Track collation versions for indexes.

  5. Add pg_depend.refobjversion.

  6. Remove pg_collation.collversion.

  7. Fix the MSVC build for versions 2015 and later.

  8. Add collation versions for Windows.

  9. Implement type regcollation

  10. Use libc version as a collation version on glibc systems.

  11. Make type "name" collation-aware.