Efficient SQL

• Welcome!
• Who am I?
• What this talk will cover.
• Background and assumptions
• 7.3.3 and 7.4

• Major concerns: reliability, presentation, and speed
   
• Why the need for speed?
   
• What determines when a query is too slow? (hint: not you!)
   
• Is SQL the best way to do it? Is SQL inherently "good"? (QUEL QBE)

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