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EMBARCADERO TECHNOLOGIESEMBARCADERO TECHNOLOGIES
The Secrets of SQL Server:
Database Worst Practices
Pinal Dave
EMBARCADERO TECHNOLOGIES
Survival of the
Fittest
EMBARCADERO TECHNOLOGIES
Let us start
EMBARCADERO TECHNOLOGIES
Poor
Performance
Incorrect
Results
or
Pick One
EMBARCADERO TECHNOLOGIES
Using NOT IN
Left Join and COUNT()
Appropriate Data type
Function in Where clause
Position of Ord...
EMBARCADERO TECHNOLOGIES
Next Steps
6
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The Secrets of SQL Server: Database Worst Practices

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“Oh my goodness! What did I do?” Chances are you have heard, or even uttered this expression. This demo-oriented session will show many examples where database professionals were dumbfounded by their own mistakes, and could even bring back memories of your own early DBA days.

Published in: Technology
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The Secrets of SQL Server: Database Worst Practices

  1. 1. EMBARCADERO TECHNOLOGIESEMBARCADERO TECHNOLOGIES The Secrets of SQL Server: Database Worst Practices Pinal Dave
  2. 2. EMBARCADERO TECHNOLOGIES Survival of the Fittest
  3. 3. EMBARCADERO TECHNOLOGIES Let us start
  4. 4. EMBARCADERO TECHNOLOGIES Poor Performance Incorrect Results or Pick One
  5. 5. EMBARCADERO TECHNOLOGIES Using NOT IN Left Join and COUNT() Appropriate Data type Function in Where clause Position of Order By
  6. 6. EMBARCADERO TECHNOLOGIES Next Steps 6

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