9. Column Name Expression

10. Source Table New Column GROUP BY

11. Compute sub-totals at the Year level

24. VersionFormula EngineExecution TimeNotes Naïve22,07822,175First query you will write Column-wise906925Query written by a seasoned DAX coder DatesBetween156167Original idea (from Chris Webb) you will find in on a blog post Generate7880Required 4/5 days of hard optimization

31. www.microsoft.com/learning http://developer.microsoft.com http://microsoft.com/technet http://channel9.msdn.com/Events/TechEd