REPLACE_WITH_ROLLING_AVERAGE - AWS Glue DataBrew

REPLACE_WITH_ROLLING_AVERAGE

Replaces each value in a column with the rolling average from a previous "window" of rows.

Parameters

  • sourceColumn – The name of an existing column.

  • columnDataType – The data type of the column. This type must be number.

  • period - – The size of the window. For example, if period is 10, the rolling average is computed using the previous 10 rows.

Example

{
    "RecipeStep": {
        "Action": {
            "Operation": "REPLACE_WITH_ROLLING_AVERAGE",
            "Parameters": {
                "sourceColumn": "created_at",
                "columnDataType": "number",
                "period": "2"
            }
        }
    }
}