SKEWNESS - AWS Glue DataBrew

SKEWNESS

Applies transformations on your data values to change the distribution shape and its skew.

Parameters

  • sourceColumn – The name of an existing column.

    targetColumn – The name of the new column to be created.

    skewFunction

    • ROOT – extract value-root. The root can be provided in the value parameter.

      LOG – log base value. The log base can be provided in the value parameter.

      SQUARE – square function

    value – Argument of the skewFunction.

Example

{
    "RecipeAction": {
        "Operation": "SKEWNESS",
        "Parameters": {
            "sourceColumn": "level",
            "targetColumn": "bin",
            "skewFunction": "LOG",
            "value": "2.718281828"
        }
    }
}