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Murphys Law
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Classroom Contents
Think Like the Cardinality Estimator
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- 1 Introduction
- 2 Housekeeping
- 3 Session Evolution
- 4 How to contact me
- 5 About the session
- 6 Definitions
- 7 Pred selectivity
- 8 Example
- 9 Density
- 10 Density Example
- 11 cardiology estimation
- 12 SQL estimation
- 13 Execution plan
- 14 Why Cardinality Matters
- 15 Effects of Cardinality
- 16 Murphys Law
- 17 DBCC Statistics
- 18 Histogram
- 19 Explanation
- 20 Versions
- 21 Compatibility Level
- 22 Updated Stats
- 23 Actual Execution Plan
- 24 Multiple Predicates
- 25 What Changed
- 26 Parameter sniffing
- 27 Unknowns
- 28 Ascending Key
