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From: Peter Eisentraut <peter.eisentraut@enterprisedb.com>
To: Holger Jakobs <holger@jakobs.com>
To: pgsql-admin@lists.postgresql.org
Subject: Re: xPath in a database with LATIN1 encoding
Date: Mon, 26 Apr 2021 12:19:03 +0200
Message-ID: <8c308053-9d5d-0e06-1525-1c8baf269390@enterprisedb.com> (raw)
In-Reply-To: <caa976c4-6070-7eb8-1570-dee06b876a58@jakobs.com>
References: <E8EDD295-7797-4EC7-9F60-96A9554CDEE6@gmail.com>
	<1707307.1619282961@sss.pgh.pa.us>
	<09A13721-516D-44B7-B8F9-5DC8A84BA62E@gmail.com>
	<caa976c4-6070-7eb8-1570-dee06b876a58@jakobs.com>

On 25.04.21 10:44, Holger Jakobs wrote:
> The point is that the XML standard dictates that every document without 
> an explicit encoding, must be encodied in UTF-8. So, whenever you want 
> to use a different encoding, this has to be stated in the XML header, as 
> indicated in Tom Lane's answer.

If you are transmitting an XML datum from the client to the server in 
the text protocol, then the encoding declaration is ignored.  See this 
documentation:

https://www.postgresql.org/docs/devel/datatype-xml.html#id-1.5.7.21.7





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