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https://issues.apache.org/jira/browse/HIVE-9243?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14264159#comment-14264159
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Xuefu Zhang commented on HIVE-9243:
-----------------------------------
Sounds good to me. We might come back to the synchronization issue later, but
for now, it seems okay.
> Static Map in IOContext is not thread safe
> ------------------------------------------
>
> Key: HIVE-9243
> URL: https://issues.apache.org/jira/browse/HIVE-9243
> Project: Hive
> Issue Type: Bug
> Affects Versions: 0.15.0
> Reporter: Brock Noland
> Assignee: Brock Noland
> Attachments: HIVE-9243.patch, HIVE-9243.patch
>
>
> This map can be accessed by multiple threads. We can either map it a
> {{ConcurrentHashMap}} or synchronize the calls to this class.
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