dbsrgits/dbix-class — pull request #38 by dim0xff (2014-01-04 12:59:59+00:00)
Title: Extend subclassing article in cookbook and add example to show how it works.

Article is based on http://grokbase.com/t/sc/dbix-class/13cvefrj4t/reusing-defined-columns-inheritance
Maybe it could be useful.