This is a maven-bundling of the resources corresponding to the the W3C editor's draft
R2RML and Direct Mapping Test Cases W3C Editor's Draft 24 July 2012 by Boris Villazón-Terrazas and Michael Hausenblas
The orginal ZIP archive is described and linked to from this wiki page. Click here for the direct download
There is also a [wiki page]((https://www.w3.org/2001/sw/wiki/RDB2RDF/SQL_Version_IRIs) with IRIs for use with rr:sqlVersion.