Dejan Sarka, SQL Server MVP, focuses on development of database and business intelligence applications. Besides projects, he spends about half of his time on training and mentoring. He is the founder of the Slovenian SQL Server and .NET Users Group. Dejan Sarka is the main author or coauthor of eleven books about databases and SQL Server. Dejan Sarka also developed three courses for Solid Quality Mentors - Data Modeling Essentials, Data Mining with SQL Server 2012, and Enterprise Information Management with SQL Server 2012.