From: Tom Lane <tgl@sss.pgh.pa.us>
To: Laurenz Albe <laurenz.albe@cybertec.at>
cc: Rumpi Gravenstein <rgravens@gmail.com>,
        PostgreSQL <pgsql-general@lists.postgresql.org>
Subject: Re: PostgreSQL Bug with simple function unexpectedly treating varchar parameter as an array
In-reply-to: <c6d327b17ba73a17d455e88ef002ebbd242f87ab.camel@cybertec.at>
References: <CAEpg1wBxp=25isxj6yt2cf97KtvbwxvJfrJ9qYF8UQxGSBJ93Q@mail.gmail.com> <1934172.1753462470@sss.pgh.pa.us> <CAEpg1wCDL+iYbG7ByjHcgfvJy7m3m-rDp-xKiYovvxeKTbG7iQ@mail.gmail.com> <1936547.1753463422@sss.pgh.pa.us> <CAEpg1wALRocK=uDSNyJqdc=vhNGjYFmT3H_TNzihSOMS88WHfg@mail.gmail.com> <1940680.1753465819@sss.pgh.pa.us> <1943137.1753467040@sss.pgh.pa.us> <c6d327b17ba73a17d455e88ef002ebbd242f87ab.camel@cybertec.at>
Comments: In-reply-to Laurenz Albe <laurenz.albe@cybertec.at>
	message dated "Fri, 25 Jul 2025 22:44:35 +0200"
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Date: Fri, 25 Jul 2025 16:52:09 -0400
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Laurenz Albe <laurenz.albe@cybertec.at> writes:
> On Fri, 2025-07-25 at 14:10 -0400, Tom Lane wrote:
>> So ... any chance you have a data type named _sa_setup_role?

> ... it could also be a type "sa_setup_role", and "_sa_setup_role"
> is interpreted as the corresponding array type:

Oh, of course --- that's a good deal more likely than my version.

			regards, tom lane