[jira] [Created] (HIVE-19015) Vectorization and Parquet: When vectorized, parquet_map_of_arrays_of_ints.q gets a ClassCastException

["Matt McCline (JIRA)" <ji...@apache.org>]

Matt McCline created HIVE-19015:
-----------------------------------

             Summary: Vectorization and Parquet: When vectorized, parquet_map_of_arrays_of_ints.q gets a ClassCastException
                 Key: HIVE-19015
                 URL: https://issues.apache.org/jira/browse/HIVE-19015
             Project: Hive
          Issue Type: Bug
          Components: Hive
    Affects Versions: 3.0.0
            Reporter: Matt McCline


Adding "SET hive.vectorized.execution.enabled=true;"  to parquet_map_of_arrays_of_ints.q triggers this call stack:

{noformat}
Caused by: java.lang.ClassCastException: org.apache.hadoop.hive.serde2.typeinfo.ListTypeInfo cannot be cast to org.apache.hadoop.hive.serde2.typeinfo.PrimitiveTypeInfo
	at org.apache.hadoop.hive.ql.io.parquet.vector.VectorizedListColumnReader.readBatch(VectorizedListColumnReader.java:67) ~[hive-exec-3.0.0-SNAPSHOT.jar:3.0.0-SNAPSHOT]
	at org.apache.hadoop.hive.ql.io.parquet.vector.VectorizedMapColumnReader.readBatch(VectorizedMapColumnReader.java:57) ~[hive-exec-3.0.0-SNAPSHOT.jar:3.0.0-SNAPSHOT]
	at org.apache.hadoop.hive.ql.io.parquet.vector.VectorizedParquetRecordReader.nextBatch(VectorizedParquetRecordReader.java:410) ~[hive-exec-3.0.0-SNAPSHOT.jar:3.0.0-SNAPSHOT]
	at org.apache.hadoop.hive.ql.io.parquet.vector.VectorizedParquetRecordReader.next(VectorizedParquetRecordReader.java:353) ~[hive-exec-3.0.0-SNAPSHOT.jar:3.0.0-SNAPSHOT]
	at org.apache.hadoop.hive.ql.io.parquet.vector.VectorizedParquetRecordReader.next(VectorizedParquetRecordReader.java:92) ~[hive-exec-3.0.0-SNAPSHOT.jar:3.0.0-SNAPSHOT]
	at org.apache.hadoop.hive.ql.io.HiveContextAwareRecordReader.doNext(HiveContextAwareRecordReader.java:360) ~[hive-exec-3.0.0-SNAPSHOT.jar:3.0.0-SNAPSHOT]
{noformat}

FYI: [~vihangk1]



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