<p class="line862">This document surveys the current state of the art techniques used for conversion of <a class="nonexistent" href="/topic/Relational_Database">Relational Database</a>s to <a href="/topic/RDF">RDF</a>. The different approaches to map <a href="/topic/SPARQL">SPARQL</a> queries to SQL are also covered. Some knowledge of RDF and Relational Database technologies is assumed for readers of this document. The survey is intended to enable the members of the <a class="http" href="http://www.w3.org/2005/Incubator/rdb2rdf">RDB2RDF XG</a> to: <span class="anchor" id="line-22"></span></p><ol type="1"><li>Identify common as well as distinct characteristics of transformation approaches <span class="anchor" id="line-23"></span></li><li>Identify any link between conversion technique vis-a-vis query mapping approach </li></ol>
