My e-Notes about DataScience, Machine Learning, Python, Data Analytics, DataStage, DWH and ETL Concepts

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Tuesday, 22 March 2016

Transformer Stage alternative - A Quick DataStage Recipe



What to use instead of "Transformer" Stage

Copy Stage

Use "Copy" stage instead of "Transformer" Stage for following:
Renaming columns
Dropping columns
Default type conversions
Job design placeholder between stages


Modify Stage

Use "Modify" stage
Non default type conversions
Null handling
Character string trimming



Filter Stage

Use "Filter" Stage
Using constraints on output data


Will add more.......






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