UNPIVOT
Converts all the column values in a selected row into individual rows with values.

Parameters
-
sourceColumns
— A JSON-encoded string representing a list of one or more columns to be unpivoted. -
unpivotColumn
— The value column for the unpivot operation. -
valueColumn
— The column to hold unpivoted values.
Example
{
"Action": {
"Operation": "UNPIVOT",
"Parameters": {
"sourceColumns": "[\"idealpoint_estimate\"]",
"unpivotColumn": "unpivoted_idealpoint_estimate",
"valueColumn": "unpivoted_column_values"
}
}
}