RichDataset-Full.scala

object syntax {

  implicit class RichDataSet[A](dataSet: Dataset[A]) {

    val enriched: RichDataSet[A] = this

    def apply[K](column: Witness.Lt[Symbol])(implicit lhsExists: PropertyExists[A, column.T, K]): Column =
      new Column(column.value.name)

    def leftJoin[B, K](withDataSet: Dataset[B]): JoinDataSet[A, B]      = JoinDataSet.leftJoin(dataSet, withDataSet)
    def rightJoin[B, K](withDataSet: Dataset[B]): JoinDataSet[A, B]     = JoinDataSet.leftJoin(dataSet, withDataSet)
    def fullOuterJoin[B, K](withDataSet: Dataset[B]): JoinDataSet[A, B] = JoinDataSet.leftJoin(dataSet, withDataSet)
  }
}