I made a very quick attempt to jot down my thoughts about how it could be used. It's based off what I proposed in https://review.openstack.org/238812, and is my attempt to take that review and use SQLAlchemy to make it actually work. https://github.com/sc68cal/neutron-classifier/blob/master/doc/source/usage.rst It's very basic, it was just me hacking away at a proof of concept to demonstrate that what I was proposing was possible, that we didn't need a single database table with 10+ columns. -- Sean M. Collins