Github user srowen commented on a diff in the pull request: https://github.com/apache/spark/pull/21975#discussion_r207542543 --- Diff: sql/core/src/main/java/org/apache/spark/sql/execution/datasources/parquet/VectorizedColumnReader.java --- @@ -195,7 +197,7 @@ void readBatch(int total, WritableColumnVector column) throws IOException { decodeDictionaryIds(0, rowId, column, column.getDictionaryIds()); } column.setDictionary(null); - switch (descriptor.getType()) { + switch (descriptor.getPrimitiveType().getPrimitiveTypeName()) { --- End diff -- Can you use `typeName` here too?
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