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

Data Flow for Changed Rows

Data Flow for Changed Rows

For each changed row in the source, this data flow marks the row for update and overwrites the corresponding row in the target.
The following table describes the data flow for changed rows:
Transformation Name
Transformation Type
Description
FIL_UpdateChangedRecord
Filter
Uses the following filter condition to filter out any rows from EXP_DetectChanges that are not marked changed (TRUE):
ChangedFlag
. Passes changed rows to UPD_ChangedUpdate.
UPD_ChangedUpdate
Update Strategy
Uses
DD_UPDATE
to overwrite corresponding rows in the target.
T_
TargetName
1
Target Definition
Instance of the target definition allowing changed rows to be overwritten in the target.

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