Github user jeanlyn commented on a diff in the pull request: https://github.com/apache/spark/pull/4289#discussion_r24139046 --- Diff: sql/hive/src/main/scala/org/apache/spark/sql/hive/TableReader.scala --- @@ -264,15 +268,31 @@ private[hive] object HadoopTableReader extends HiveInspectors { * @param nonPartitionKeyAttrs Attributes that should be filled together with their corresponding * positions in the output schema * @param mutableRow A reusable `MutableRow` that should be filled + * @param convertdeserializer The `Deserializer` covert the `deserializer` * @return An `Iterator[Row]` transformed from `iterator` */ def fillObject( iterator: Iterator[Writable], deserializer: Deserializer, nonPartitionKeyAttrs: Seq[(Attribute, Int)], - mutableRow: MutableRow): Iterator[Row] = { + mutableRow: MutableRow, + convertdeserializer: Option[Deserializer] = None): Iterator[Row] = { --- End diff -- But the `val soi` also need a convert deserializer when the schema doesn't match
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