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Re: Regular expression to UPPER() a lower case string - Mailing list pgsql-general

From Gianni Ceccarelli
Subject Re: Regular expression to UPPER() a lower case string
Date
Msg-id 20221210104141.35498bc4@thenautilus.net
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In response to Regular expression to UPPER() a lower case string  (Eagna <eagna@protonmail.com>)
Responses Re: Regular expression to UPPER() a lower case string
Re: Regular expression to UPPER() a lower case string
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On 2022-12-10 Eagna <eagna@protonmail.com> wrote:
> This should be very (very) easy - I don't know what I'm missing -
> I've done quite complex regular expressions before and I don't know
> what I'm doing wrong. Brain burping this morning!

You're missing that:

* `regexp_replace` doesn't work like that, at all
* your logic only works by accident for some languages (try to upcase
  a `ß` or a `ı`)

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