Siddharth Seth created HIVE-16781:
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Summary: Improve UGI handling for AM restarts, external services
Key: HIVE-16781
URL: https://issues.apache.org/jira/browse/HIVE-16781
Project: Hive
Issue Type: Task
Reporter: Siddharth Seth
Currently UGI instances are cached. HIVE-16777 changes this to not use the
cache for external submissions. There's potentially better approaches to handle
this. Also deal with AM restarts (recovery)
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