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English
  • PowerCenter 10.5.6
  • All Products

Table of Contents

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  1. Preface
  2. Using the Designer
  3. Working with Sources
  4. Working with Flat Files
  5. Working with Targets
  6. Mappings
  7. Mapplets
  8. Mapping Parameters and Variables
  9. Working with User-Defined Functions
  10. Using the Debugger
  11. Viewing Data Lineage
  12. Comparing Objects
  13. Managing Business Components
  14. Creating Cubes and Dimensions
  15. Using the Mapping Wizards
  16. Appendix A: Datatype Reference
  17. Appendix B: Configure the Web Browser

Designer Guide

Designer Guide

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Understanding the Mapping

Understanding the Mapping

The pass-through mapping performs the following tasks:
  • Selects all source rows
  • Inserts all rows into the target
The following figure shows a mapping that the Getting Started Wizard creates when you create a pass-through mapping:
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A single data flow passes from a source definition, through a source qualifier and an Expression transformation, to the target. By default, the Expression transformation passes data directly to the target without changes.
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