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From: Laurenz Albe <[email protected]>
To: Matthias Apitz <[email protected]>
Cc: [email protected]
Subject: Re: COLLATION update in 13.1
Date: Fri, 28 Mar 2025 08:17:04 +0100
Message-ID: <[email protected]> (raw)
In-Reply-To: <Z-ZDvVau16I_7txj@c720-1400094>
References: <CAHzebO-2qy2RkrhTvqPs8=6Ju_6-7C=MSumVMZxTs7zRYp-6mA@mail.gmail.com>
	<[email protected]>
	<[email protected]>
	<Z-D0PoRbfrCufWdu@c720-1400094>
	<[email protected]>
	<Z-ZDvVau16I_7txj@c720-1400094>

On Fri, 2025-03-28 at 07:37 +0100, Matthias Apitz wrote:
> Anyway, does it make sense to ALTER COLLATION in these databases as well?
> > 
> > I would say so, yes.  At least on the template you are using for new databases.
> 
> $ psql -Upostgres template0
> Passwort für Benutzer postgres:
> psql: FATAL:  database "template0" is not currently accepting connections
> $
> 
> With 'template1' and 'postgres' it works fine.

You'd have to temporarily allow connections and reset it once you are done.

  ALTER DATABASE template0 ALLOW_CONNECTIONS TRUE;
  \c template0
  ALTER COLLATION ... REFRESH VERSION;
  ALTER DATABASE template0 ALLOW_CONNECTIONS FALSE;
  \q

Yours,
Laurenz Albe

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