Alexander Kolbasov created HIVE-18888:
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Summary: Replace synchronizedMap with ConcurrentHashMap
Key: HIVE-18888
URL: https://issues.apache.org/jira/browse/HIVE-18888
Project: Hive
Issue Type: Bug
Components: Hive
Affects Versions: 3.0.0, 2.3.3
Reporter: Alexander Kolbasov
Assignee: Alexander Kolbasov
There are a bunch of places that use Collections.synchronizedMap instead of
ConcurrentHashMap which are better. We should search/replace the uses.
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