Please join me in welcoming Martin Cairns to our community of certified Masters. Martin is very active in the SQL community, and I think we will definitely benefit from having him join us. Here is a brief bio about Martin: Martin Cairns , Senior BI Consultant ( blog | twitter ). Martin is a consultant with Purple Frog Systems a Business Intelligence & Data Warehousing Consultancy. He provides expertise for some of the UK's most prestigious clients including ASOS, AOL and Tesco. Martin has Read More...