Typical SQL Tuning Advantages

SQL tuning involves continuous analysis and adjustment. You need to test-run a query, locate and fix its performance issues (if any) based on Introduction to the SQL Execution Plan, and run it again, until the execution performance meet your requirements.

• SQL Self-Diagnosis
  
• Tuning Statement Pushdown
  
• Tuning Subqueries
  
• Tuning Statistics
  
• Tuning Operators
  
• Tuning Data Skew