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  • PowerCenter 10.4.0
  • All Products

Table of Contents

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  1. Preface
  2. Performance Tuning Overview
  3. Bottlenecks
  4. Optimizing the Target
  5. Optimizing the Source
  6. Optimizing Mappings
  7. Optimizing Transformations
  8. Optimizing Sessions
  9. Optimizing Grid Deployments
  10. Optimizing the PowerCenter Components
  11. Optimizing the System
  12. Using Pipeline Partitions
  13. Performance Counters

Performance Tuning Guide

Performance Tuning Guide

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Optimizing Source Qualifier Transformations

Optimizing Source Qualifier Transformations

Use the Select Distinct option for the Source Qualifier transformation if you want the Integration Service to select unique values from a source. Use Select Distinct option to filter unnecessary data earlier in the data flow. This can improve performance.
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