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From "ganzuoni@objectmagic.org" <ganzu...@objectmagic.org>
Subject Subquery
Date Fri, 26 Oct 2007 15:01:05 GMT
There is an old query that it was not possible to express in
Having A and B classes, with A.b being a many-to-0/1, the
query is:
"What are the Bs not referenced by any A ?".
Does subquery address somehow this use-case too ?


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