case classNeo4j(config: Neo4jConfig, session: SparkSession) extends QueriesDsl with PartitionsDsl with LoadDsl with Product with Serializable
case classPartitions(partitions: Long = 1, batchSize: Long = Neo4j.UNDEFINED, rows: Long = Neo4j.UNDEFINED, rowSource: Option[() ⇒ Long] = None) extends Product with Serializable