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https://issues.apache.org/jira/browse/HIVE-816?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Zheng Shao updated HIVE-816:
----------------------------
Resolution: Fixed
Fix Version/s: 0.5.0
0.4.0
0.3.1
Release Note: HIVE-816. Cache MetastoreClient. (Dave Lerman via zshao)
Hadoop Flags: [Reviewed]
Status: Resolved (was: Patch Available)
Committed to trunk, branch-0.4, branch-0.3. Thanks Dave!
> MetastoreClient not being cached
> --------------------------------
>
> Key: HIVE-816
> URL: https://issues.apache.org/jira/browse/HIVE-816
> Project: Hadoop Hive
> Issue Type: Bug
> Components: Metastore
> Affects Versions: 0.3.0
> Reporter: Dave Lerman
> Assignee: Dave Lerman
> Priority: Minor
> Fix For: 0.3.1, 0.4.0, 0.5.0
>
> Attachments: HIVE-816.patch
>
>
> In org.apache.hadoop.hive.ql.metadata.Hive.getMSC(), we create a new
> MetaStoreClient on every call because the result is not getting properly
> cached in the threadLocal:
> {code}
> private IMetaStoreClient getMSC() throws MetaException {
> IMetaStoreClient msc = threadLocalMSC.get();
> if(msc == null) {
> msc = this.createMetaStoreClient();
> // THERE SHOULD BE A threadLocalMSC.set here!
> }
> return msc;
> }
> {code}
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