is operation/@pattern optional?

From: Sanjiva Weerawarana <sanjiva@watson.ibm.com>
Date: Fri, 15 Oct 2004 17:27:34 +0600
To: <www-ws-desc@w3.org>
Message-ID: <00f301c4b398$068c37b0$9dd20a0a@LANKABOOK>

For some reason I recall that we made operation/@pattern optional
(using the heuristics I had proposed for how to compute it for 
certain patterns). However the spec says its required!

Am I hallucinating?

Sanjiva.

Received on Saturday, 16 October 2004 15:52:15 UTC