This step defines the key/value pairs for Hadoop input. The output of this step is appropriate for whatever data integration transformation tasks you need to perform.
The name of this step as it appears in the transformation workspace.
The Hadoop input field and data type that represents the key in MapReduce terms.
The Hadoop input field and data type that represents the value in MapReduce terms.
Metadata Injection Support (7.x and later)
All fields of this step support metadata injection. You can use this step with ETL Metadata Injection to pass metadata to your transformation at runtime.