slim bouguerra created HIVE-15951:
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Summary: Make sure base persist directory is unique and deleted
Key: HIVE-15951
URL: https://issues.apache.org/jira/browse/HIVE-15951
Project: Hive
Issue Type: Bug
Components: Druid integration
Affects Versions: 2.2.0
Reporter: slim bouguerra
Priority: Critical
Fix For: 2.2.0
In some cases the base persist directory will contain old data or shared
between reducer in the same physical VM.
That will lead to the failure of the job till that the directory is cleaned.
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