some of the datatypes only support hashing, while others only support sorting

From: Robert Haas <robertmhaas(at)gmail(dot)com>
To: pgsql-hackers(at)postgresql(dot)org
Subject: some of the datatypes only support hashing, while others only support sorting
Date: 2009-06-13 01:58:46
Message-ID: 603c8f070906121858q474e8f08w307780e61ca4cfc8@mail.gmail.com
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This errdetail doesn't seem quite right in the following situation:

rhaas=# select distinct proacl from pg_proc;
ERROR: could not implement DISTINCT
DETAIL: Some of the datatypes only support hashing, while others only
support sorting.

...Robert

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