Rajesh Balamohan created HIVE-22548:
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Summary: Optimise Utilities.removeTempOrDuplicateFiles when moving
files to final location
Key: HIVE-22548
URL: https://issues.apache.org/jira/browse/HIVE-22548
Project: Hive
Issue Type: Improvement
Components: Hive
Affects Versions: 3.1.2
Reporter: Rajesh Balamohan
{{Utilities.removeTempOrDuplicateFiles}}
is very slow with cloud storage, as it executes {{listStatus}} twice and also
runs in single threaded mode.
https://github.com/apache/hive/blob/master/ql/src/java/org/apache/hadoop/hive/ql/exec/Utilities.java#L1629
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