Tuning SQL for Optimal Performance - Sybase

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The Perfect Optimizer?“For any real-life optimizer, no matter how sophisticated, there willalways be a query, a database state and a system state where theoptimizer makes the wrong decision.”Mihnea Andrei (Sybase France) &Patrick Valduriez (Laboratoire d’Informatique de Paris)User-Optimizer Communication, Abstract Plans Tech paper
Page 2 and 3: Agenda• What affects applicationp
Page 4 and 5: A Corporate Performance Strategy•
Page 6: Sybase SQL Expert: A Performance As
Page 9 and 10: The Complex Nature of SQL• Diffic
Page 11 and 12: How Does ASE Process SQL?Server Rec
Page 13: How the ASE Optimizer Works*SQLInte
Page 17 and 18: 2 Different SQL’s - 2 Different P
Page 19 and 20: Find the Best Way to Process Your S
Page 21 and 22: Manual Approach - SQL Tuning• Try
Page 23 and 24: Manual Approach - SQL Tuning• Tim
Page 25 and 26: SQL Optimization MethodologyAnalyze
Page 27 and 28: SQL Monitor - Capture currently run
Page 29 and 30: SQL Optimization MethodologyAnalyze
Page 31 and 32: Problematic SQL identified, without
Page 33 and 34: What is Recursive SQL Transformatio
Page 35 and 36: Benchmark testing the SQL alternati
Page 37 and 38: Polling QuestionYes or NoHave you u
Page 41 and 42: Sybase SQL Expert Facts• Sybase S
Page 43: Interview with MichaelBrundige, Sr.

Tuning SQL for Optimal Performance - Sybase

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