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Wednesday, April 11, 2012

Statistics Wizard and its Characterstics


  • GUI Tool that enables users to Analyze and Automate the Collection and Re-collection of Statistics for a Particular Workload or Selecting Arbitrary Indexes or Columns/ Tables.
  • It permits to validate the proposed statistics on a production system. This capability enables to verify the performance of proposed statistics before applying them.
  • It can Schedule the COLLECT STATISTICS Activity.
  • It can identify changes & provide recommendations on which tables should have statistics collected
    • It is based on:       
      • Age of Data and Table growth.                  
      • Recommend statistics for specific workload.
  • Columns and Indexes that would benefit from having Statistics collected.
  • Administrator can Accept or Reject these recommendations.
  • Workloads can be defined from QCD statements.
  • Workloads may be Imported from Another System.

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