1. SQL Server Columnstore Performance Tuning Eric N Hanson Principal Program Manager Microsoft Corporation

4. demo Outer Join Performance Limit

8. 8 bitmap of qualifying rows Column vectors Batch object

10. select Date, count(*) from dbo.Purchase where Date >= 20120201 group by Date

18. Physical DB Design, Loading, and Index Management

25. Maximizing the Benefits of Segment Elimination

28. partition 1 Date = 20120301 segment 1 min(Date) = 20120301, max(Date) = 20120301 segment 2 “ segment 3 “ segment 4 “ segment 5 “ partition 2 Date = 20120302 segment 1 min(Date) = 20120302, max(Date) = 20120302 segment 2 “ segment 3 “ segment 4 “ segment 5 “

29. select f.region_id, avg(f.duration) from fact_CDR f where f.region_id = 1 and f.date_id between 20120101 and 20120131 group by f.region_id

30. Additional Tuning Considerations

31. DateLicenseNumMeasure 20120301XYZ123100 20120302ABC777200 DateLicenseIdMeasure 201203011100 201203022200 LicenseIdLicenseNum 1XYZ123 2ABC777

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