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Re: Nested Sets vs. Nested Intervals

From: <amado.alves_at_netcabo.pt>
Date: 9 Nov 2005 14:24:03 -0800
Message-ID: <1131575043.642537.229270@f14g2000cwb.googlegroups.com> 





Mikito, the domains are not poorly understood, the join operation per
se does not give you a graph, the underlying theories are very nice
thank you, see e.g. RDF, XML, XQuery and XPath Data Model, and the
non-relational algebras XQuery Algebra, TAX, RAL etc.
Received on Wed Nov 09 2005 - 16:24:03 CST












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