Holger Schmeling is a SQL Server Consultant based in Munich, Germany. He has been working with SQL Server since 1996 (Version 6.5) and has used it in many projects as a developer, administrator, database architect and designer. Occasionally he also gives classes on SQL Server development, administration and tuning. Holger has written two books on SQL Server development and performance tuning: 'Datenbankentwicklung mit dem Microsoft SQL Server 2005' and 'SQL Server 2008-Performance-Optimierung: Das Praxisbuch für Entwickler und Administratoren.' Holger's primary interest is SQL Server performance tuning. If he finds the time, he also blogs every now and then. Holger's website can be found at http://www.sqlserver-online.com.