dkubb/axiom — pull request #40 by dkubb (2013-07-27 07:58:37+00:00)
Title: Add nested relations

This branch will add support for nested relations. It will add `#nest` and `#unnest` operators to `Axiom::Relation`. It should add an `Axiom::Relation` attribute type. It should also propagate materialization, insertion and deletion across nested relations.