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CATEGORICAL_MAPPING

PDFRSS

Maps one or more categorical values to numeric or other values

Parameters

• sourceColumn – The name of an existing column.

  categoryMap – A JSON-encoded string representing a map of values to categories.

  deleteOtherRows – If true, all non-mapped rows will be removed from the dataset.

  other – When provided, all non-mapped values will be replaced by this value.

  keepOthers – If true, all non-mapped values will remain the same.

  mapType – The data type of the mapped column.

  targetColumn – The name of a column to contain the results.

Example

{
    "Action": {
        "Operation": "CATEGORICAL_MAPPING",
        "Parameters": {
            "categoryMap": "{\"United States of America\":\"1\",\"Canada\":\"2\",\"Cuba\":\"3\",\"Haiti\":\"4\",\"Dominican Republic\":\"5\"}",
            "deleteOtherRows": "false",
            "keepOthers": "true",           
            "mapType": "NUMERIC",
            "sourceColumn": "state_name",
            "targetColumn": "state_name_mapped"
        }
    }
}