[GitHub] [spark] dongjoon-hyun commented on a change in pull request #22880: [SPARK-25407][SQL] Ensure we pass a compatible pruned schema to ParquetRowConverter

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dongjoon-hyun commented on a change in pull request #22880: [SPARK-25407][SQL] Ensure we pass a compatible pruned schema to ParquetRowConverter
URL: https://github.com/apache/spark/pull/22880#discussion_r272744841
 
 

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 File path: sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/parquet/ParquetFileFormat.scala
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 @@ -424,11 +427,12 @@ class ParquetFileFormat
       } else {
         logDebug(s"Falling back to parquet-mr")
         // ParquetRecordReader returns UnsafeRow
+        val readSupport = new ParquetReadSupport(convertTz, usingVectorizedReader = false)
 
 Review comment:
   Oh, `MR` path only?

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