Github user eatoncys commented on a diff in the pull request: https://github.com/apache/spark/pull/23262#discussion_r240188043 --- Diff: sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSourceStrategy.scala --- @@ -416,7 +416,12 @@ case class DataSourceStrategy(conf: SQLConf) extends Strategy with Logging with output: Seq[Attribute], rdd: RDD[Row]): RDD[InternalRow] = { if (relation.relation.needConversion) { - execution.RDDConversions.rowToRowRdd(rdd, output.map(_.dataType)) + val converters = RowEncoder(StructType.fromAttributes(output)) + rdd.mapPartitions { iterator => + iterator.map { r => --- End diff -- Modified, thanks.
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