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Re: Order changes in PG16 since ICU introduction

Robert Haas <robertmhaas@gmail.com>

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From: Robert Haas <robertmhaas@gmail.com>
To: Jeff Davis <pgsql@j-davis.com>
Cc: Tom Lane <tgl@sss.pgh.pa.us>, Regina Obe <lr@pcorp.us>, Peter Eisentraut <peter.eisentraut@enterprisedb.com>, Sandro Santilli <strk@kbt.io>, pgsql-hackers@lists.postgresql.org
Date: 2023-04-22T00:12:59Z
Lists: pgsql-hackers 
On Fri, Apr 21, 2023 at 5:56 PM Jeff Davis <pgsql@j-davis.com> wrote:
> Most of the complaints seem to be complaints about v15 as well, and
> while those complaints may be a reason to not make ICU the default,
> they are also an argument that we should continue to learn and try to
> fix those issues because they exist in an already-released version.
> Leaving it the default for now will help us fix those issues rather
> than hide them.
>
> It's still early, so we have plenty of time to revert the initdb
> default if we need to.

That's fair enough, but I really think it's important that some energy
get invested in providing adequate documentation for this stuff. Just
patching the code is not enough.

-- 
Robert Haas
EDB: http://www.enterprisedb.com

Commits

Same data as JSON: GET /api/v1/messages/:b64id/commits the thread's linked commits as JSON, with link sources. API reference →

  1. Introduce "builtin" collation provider.

  2. ICU: do not convert locale 'C' to 'en-US-u-va-posix'.

  3. initdb: change default --locale-provider back to libc.

  4. CREATE DATABASE: make LOCALE apply to all collation providers.

  5. Remove read-only server settings lc_collate and lc_ctype

  6. ICU: use uloc_getDefault() for initdb.

  7. Doc fixes for commit 1e16af8ab5.

  8. Doc: fix some rendering problems in the PDF docs build.

  9. Doc improvements for language tags and custom ICU collations.

  10. ICU: check for U_STRING_NOT_TERMINATED_WARNING.

  11. Reduce icu_validation_level default to WARNING.

  12. Revert "ICU: do not convert locale 'C' to 'en-US-u-va-posix'."

  13. Fix initdb --no-locale.

  14. Avoid character classification in regex escape parsing.