Pengcheng Xiong created HIVE-10332:
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Summary: Use SortExchange rather than LogicalExchange for
HiveOpConverter
Key: HIVE-10332
URL: https://issues.apache.org/jira/browse/HIVE-10332
Project: Hive
Issue Type: Sub-task
Reporter: Pengcheng Xiong
Assignee: Pengcheng Xiong
Right now HiveSortExchange extends SortExchange extends Exchange.
LogicalExchange extends Exchange. LogicalExchange is expected in
HiveOpConverter but HiveSortExchange is created. After discussion, we plan to
change LogicalExchange to HiveSortExchange.
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