Matt McCline created HIVE-16245:
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Summary: Vectorization: Does not handle non-column key expressions
in MERGEPARTIAL mode
Key: HIVE-16245
URL: https://issues.apache.org/jira/browse/HIVE-16245
Project: Hive
Issue Type: Bug
Components: Hive
Reporter: Matt McCline
Assignee: Matt McCline
Priority: Critical
When the planner is able to make a column a constant, MERGEPARTIAL mode in
VectorGroupByOperator is broken because it doesn't evaluate the key expression.
One result is execution cast exception errors.
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