This scenario demonstrates:
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How to create a Talend MapReduce Job. See Creating the MapReduce Job for details.
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How to drop and link the components to be used in a MapReduce Job. See Dropping and linking MapReduce components for details.
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How to configure the input components using the related metadata from the Repository. See Configuring the input data for details.
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How to configure the transformation to join the input data. See Configuring the data transformation for details.
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How to write the transformed data to HDFS. See Writing the output to HDFS for details.