Hi all,

when querying a parquet file that contains a binary field with original
type enum, I get the following error:
Error: SYSTEM ERROR: UnsupportedOperationException: Unsupported type ENUM

The file metadata is as follows:
Parquet Metadata: ParquetMetaData{FileMetaData{schema: message SomeMessage {
  ...
  repeated group someNestedField {
    ...
    repeated group anotherNestedField {
      ....
      optional binary anEnum (ENUM);

The exception is thrown here:
https://github.com/apache/drill/blob/1.1.0/exec/java-exec/src/main/java/org/apache/drill/exec/store/parquet2/DrillParquetGroupConverter.java#L244

I am using Drill 1.1.0.

Going through Jira, I noticed this ticket:
https://issues.apache.org/jira/browse/DRILL-1775
I assume this solves same problem for non-nested fields? Could this be
applied for my problem as well?

Best
Michael

-- 
Michael Borst
Big Data Engineer

[email protected]
phone: +49 30 69817113

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