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https://issues.apache.org/jira/browse/KYLIN-3671?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Lijun Cao resolved KYLIN-3671.
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Resolution: Fixed
CI passed
> Improve ResourceTool and JDBCResourceStore's performance
> --------------------------------------------------------
>
> Key: KYLIN-3671
> URL: https://issues.apache.org/jira/browse/KYLIN-3671
> Project: Kylin
> Issue Type: Improvement
> Components: Metadata
> Affects Versions: v2.5.0
> Reporter: Jinfeng Wu
> Assignee: Lijun Cao
> Priority: Minor
> Fix For: v2.6.0
>
> Original Estimate: 72h
> Remaining Estimate: 72h
>
> 1.Set TRANSACTION_READ_COMMITTED as default isolation level in
> JDBCResourceStore for best performance.
> 2.Support to get metadata resource in bulk & use ”visitFolderAndContent“
> method to get metadata by folder.
> 3.Use Multithreading to download and upload metadata.
> 4.U can see the progress bar if u use metastore.sh to backup or restore
> metadata.
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