UnpivotStage

Data accepted by Validate Transform. Required fields are op, on, index.

opOp (string)required

Constant value: unpivot

onstring[]required

Value columns to unpivot

indexstring[]required

Identifier columns to keep

UnpivotStage

{
  "op": "unpivot",
  "on": [
    "string"
  ],
  "index": [
    "string"
  ]
}