Why is box <-> point missing, and box <-> box not indexable?

From: Andrew Gierth <andrew(at)tao11(dot)riddles(dot)org(dot)uk>
To: pgsql-hackers(at)postgresql(dot)org
Subject: Why is box <-> point missing, and box <-> box not indexable?
Date: 2016-08-12 15:02:12
Message-ID: 87oa4ynkxz.fsf@news-spur.riddles.org.uk
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point <-> point, circle <-> point and polygon <-> point all exist as
orderable-by-operator operators (in fact they are the only ones by
default). But there's no box <-> point operator at all, and no index
support for box <-> box.

Was this intentional, or just a strange oversight?

--
Andrew (irc:RhodiumToad)

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