gengliangwang commented on a change in pull request #23961: [SPARK-27049][SQL] 
Support handling partition values in the abstraction of file source V2
URL: https://github.com/apache/spark/pull/23961#discussion_r262560016
 
 

 ##########
 File path: 
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/v2/PartitionRecordReader.scala
 ##########
 @@ -29,13 +29,3 @@ class PartitionRecordReader[T](
 
   override def close(): Unit = rowReader.close()
 }
-
-class PartitionRecordReaderWithProject[X, T](
 
 Review comment:
   Which class do you mean? I think it is bit complex to refactor the current 
`ColumnarBatch` to support appending partition values. I should create another 
JIRA for it. What do you think?

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