[jira] [Created] (HIVE-9450) [Parquet] Check all data types work for Parquet in Group By operator

[Dong Chen (JIRA)]

Dong Chen created HIVE-9450:
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             Summary: [Parquet] Check all data types work for Parquet in Group 
By operator
                 Key: HIVE-9450
                 URL: https://issues.apache.org/jira/browse/HIVE-9450
             Project: Hive
          Issue Type: Sub-task
            Reporter: Dong Chen
            Assignee: Dong Chen


Check all data types work for Parquet in Group By operator.
1. Add test cases for data types.
2. Fix the ClassCastException bug for CHAR&VARCHAR used in group by for Parquet.



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