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From: Igor Korot <ikorot01@gmail.com>
Date: Sun, 3 May 2026 15:52:32 -0500
Message-ID: <CA+FnnTwpjzm+QNTtyx=J8LGmbS90ceVWaysfzbo-OxNi5Fq2kA@mail.gmail.com>
Subject: Re: Choosing default collation/ctype
To: Ron Johnson <ronljohnsonjr@gmail.com>
Cc: "pgsql-generallists.postgresql.org" <pgsql-general@lists.postgresql.org>
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Hi,

On Sun, May 3, 2026 at 3:09=E2=80=AFPM Ron Johnson <ronljohnsonjr@gmail.com=
> wrote:
>
> On Sun, May 3, 2026 at 3:52=E2=80=AFPM Igor Korot <ikorot01@gmail.com> wr=
ote:
>>
>> Hi, ALL,
>> In the CREATE DATABASE statement I can use encoding/collation/ctype.
>>
>> I can retrieve the encoding list with:
>>
>> [code]
>> SELECT pg_encoding_to_char( conforencoding ) AS name FROM pg_conversion
>> [/code]
>>
>> And then I can get a list of collations/ctypes with:
>>
>> [code]
>> SELECT collname, collencoding, collprovider collctype FROM pg_collation
>> [/code]
>>
>> And then add a logic in my UI to switch collations/ctypes based on encod=
ing.
>>
>> However, what I wonder is:
>>
>> Is there a way to select a default collation/ctype for a specific encodi=
ng?
>>
>> Or maybe I'm overthinking it and I should let the user choose and if
>> nothing - just keep those 2 as "Default" and let the server pick it
>> up. However it will be weird, especially from me as a user POV.
>
>
> You know your data, not us.  The first question I'd try to is "how much c=
lient text data is not compatible with bog-standard UTF8?"

I don't.
Just trying to create a generic tool to use for people everywhere...

Thank you.

>
> --
> Death to <Redacted>, and butter sauce.
> Don't boil me, I'm still alive.
> <Redacted> lobster!