From: Nathan Bossart <nathandbossart@gmail.com>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: adam@labkey.com, Bertrand Drouvot <bertranddrouvot.pg@gmail.com>
Cc: pgsql-bugs@lists.postgresql.org
Subject: Re: BUG #18711: Attempting a connection with a database name longer than 63 characters now fails
Date: Tue, 19 Nov 2024 21:47:09 -0600
Message-ID: <Zz1bvchIEQPT6eTr@nathan> (raw)
In-Reply-To: <3976665.1732057784@sss.pgh.pa.us>
References: <18711-7503ee3e449d2c47@postgresql.org>
<3072825.1731866414@sss.pgh.pa.us>
<Zzzdc1QLIuFoiTvE@nathan>
<3796535.1732044807@sss.pgh.pa.us>
<Zz0WPCEzx-mPvUxA@nathan>
<3976665.1732057784@sss.pgh.pa.us>
On Tue, Nov 19, 2024 at 06:09:44PM -0500, Tom Lane wrote:
> Also, we could bypass the multiple lookups unless both the
> NAMEDATALEN-1'th and NAMEDATALEN-2'th bytes are non-ASCII, which
> should be rare enough to make it not much of a performance issue.
I'm admittedly not an expert in the multi-byte code, but since there are
encodings like LATIN1 that use a byte per character, don't we need to do
multiple lookups any time the NAMEDATALEN-1'th byte is non-ASCII?
> One annoying point is that we also need this for role lookup.
Right.
--
nathan
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To: pgsql-bugs@postgresql.org
Cc: nathandbossart@gmail.com, tgl@sss.pgh.pa.us, bertranddrouvot.pg@gmail.com, pgsql-bugs@lists.postgresql.org
Subject: Re: BUG #18711: Attempting a connection with a database name longer than 63 characters now fails
In-Reply-To: <Zz1bvchIEQPT6eTr@nathan>
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