Re: postgreSQL UPPER Method is converting the character "µ" into "M"

From: Erik Wienhold <ewie(at)ewie(dot)name>
To: Sai Teja <saitejasaichintalapudi(at)gmail(dot)com>, pgsql-general(at)lists(dot)postgresql(dot)org
Subject: Re: postgreSQL UPPER Method is converting the character "µ" into "M"
Date: 2023-09-06 16:47:57
Message-ID: 27778911.11379.1694018877407@office.mailbox.org
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On 06/09/2023 18:37 CEST Erik Wienhold <ewie(at)ewie(dot)name> wrote:

> Homoglyphs are one explanation if you get 'µass' from the generated column as
> described.

postgres=# SELECT upper('𝝻𝚊𝚜𝚜');
upper
-------
𝝻𝚊𝚜𝚜
(1 row)

The codepoints I picked are:

* MATHEMATICAL SANS-SERIF BOLD SMALL MU
* MATHEMATICAL MONOSPACE SMALL A
* MATHEMATICAL MONOSPACE SMALL S

--
Erik

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