Re: Collation version tracking for macOS - Mailing list pgsql-hackers
From | Jeff Davis |
---|---|
Subject | Re: Collation version tracking for macOS |
Date | |
Msg-id | f1c3819692354d92520d8afb46624c435e0da4d3.camel@j-davis.com Whole thread Raw |
In response to | Re: Collation version tracking for macOS (Thomas Munro <thomas.munro@gmail.com>) |
Responses |
Re: Collation version tracking for macOS
|
List | pgsql-hackers |
On Wed, 2022-11-30 at 07:18 +1300, Thomas Munro wrote: > On Wed, Nov 30, 2022 at 7:03 AM Jeremy Schneider > <schneider@ardentperf.com> wrote: > > It seems to me that the collator_version field is not a good > > version > > identifier to use. > > > > Just taking a quick glance at the ICU home page right now, it shows > > that > > all of the last 5 versions of ICU have included "additions and > > corrections" to locale data itself, including 68 to 69 where the > > collator version did not change. > > > > Is it possible that this "collator_version" only reflects the code > > that > > processes collation data to do comparisons/sorts, but it does not > > reflect updates to the locale data itself? > > I think it also includes the CLDR version for *some* locales. From a > quick look, that includes 'ar', 'ru', 'tr', 'zh'. Jeff, would you > mind sharing the same table for one of those? Perhaps 'en' really > does depend only on the UCA? =# select * from pg_icu_collation_versions('ar') order by icu_version; icu_version | uca_version | collator_version -------------+-------------+------------------ 50.2 | 6.2 | 58.0.0.50 51.3 | 6.2 | 58.0.0.50 52.2 | 6.2 | 58.0.0.50 53.2 | 6.3 | 137.51.25 54.2 | 7.0 | 137.56.26 55.2 | 7.0 | 153.56.27.1 56.2 | 8.0 | 153.64.28 57.2 | 8.0 | 153.64.29 58.3 | 9.0 | 153.72.30.3 59.2 | 9.0 | 153.72.31.1 60.3 | 10.0 | 153.80.32.1 61.2 | 10.0 | 153.80.33 62.2 | 11.0 | 153.88.33.8 63.2 | 11.0 | 153.88.34 64.2 | 12.1 | 153.97.35.8 65.1 | 12.1 | 153.97.36 66.1 | 13.0 | 153.14.36.8 67.1 | 13.0 | 153.14.37 68.2 | 13.0 | 153.14.38.8 69.1 | 13.0 | 153.14.39 70.1 | 14.0 | 153.112.40 (21 rows) =# select * from pg_icu_collation_versions('zh') order by icu_version; icu_version | uca_version | collator_version -------------+-------------+------------------ 50.2 | 6.2 | 58.0.0.50 51.3 | 6.2 | 58.0.0.50 52.2 | 6.2 | 58.0.0.50 53.2 | 6.3 | 137.51.25 54.2 | 7.0 | 137.56.26 55.2 | 7.0 | 153.56.27.1 56.2 | 8.0 | 153.64.28 57.2 | 8.0 | 153.64.29 58.3 | 9.0 | 153.72.30.3 59.2 | 9.0 | 153.72.31.1 60.3 | 10.0 | 153.80.32.1 61.2 | 10.0 | 153.80.33 62.2 | 11.0 | 153.88.33.8 63.2 | 11.0 | 153.88.34 64.2 | 12.1 | 153.97.35.8 65.1 | 12.1 | 153.97.36 66.1 | 13.0 | 153.14.36.8 67.1 | 13.0 | 153.14.37 68.2 | 13.0 | 153.14.38.8 69.1 | 13.0 | 153.14.39 70.1 | 14.0 | 153.112.40 (21 rows) -- Jeff Davis PostgreSQL Contributor Team - AWS
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