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UNNEST_ARRAY

PDFRSS

Unnests a column of type array into a new column. If the array contains more than one value, then a row corresponding to each element is generated. This function only unnests one level of an array column.

Parameters

• sourceColumn — The name of an existing column. This column must be of struct type.

• targetColumn — Name of the target column that is generated.

Example

{
    "RecipeAction": {
        "Operation": "UNNEST_ARRAY",
        "Parameters": {
            "sourceColumn": "address",
            "targetColumn": "address"
        }
    }
}