Re: Nested Sets vs. Nested Intervals

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 - 23:24:03 CET