Re: Add standard collation UNICODE

Peter Eisentraut <peter.eisentraut@enterprisedb.com>

From: Peter Eisentraut <peter.eisentraut@enterprisedb.com>
To: Daniel Verite <daniel@manitou-mail.org>
Cc: pgsql-hackers <pgsql-hackers@postgresql.org>
Date: 2023-05-12T08:04:50Z
Lists: pgsql-hackers
On 08.05.23 17:48, Peter Eisentraut wrote:
> On 27.04.23 13:44, Daniel Verite wrote:
>> This collation has an empty pg_collation.collversion column, instead
>> of being set to the same value as "und-x-icu" to track its version.
> 
>> The original patch implements this as an INSERT in which it would be 
>> easy to
>> fix I guess, but in current HEAD it comes as an entry in
>> include/catalog/pg_collation.dat:
>>
>> { oid => '963',
>>    descr => 'sorts using the Unicode Collation Algorithm with default
>> settings',
>>    collname => 'unicode', collprovider => 'i', collencoding => '-1',
>>    colliculocale => 'und' },
>>
>> Should it be converted back into an INSERT or better left
>> in this file and collversion being updated afterwards?
> 
> How about we do it with an UPDATE command.  We already do this for 
> pg_database in a similar way.  See attached patch.

This has been committed.



Commits

  1. initdb: Set collversion for standard collation UNICODE

  2. Add standard collation UNICODE