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https://issues.apache.org/jira/browse/HUDI-8182?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17883597#comment-17883597
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Danny Chen commented on HUDI-8182:
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Fixed via master branch: 77eb9e58287b0cb1ad142364489eb29989e3bce4
> Optimize schema evolution for Hive
> ----------------------------------
>
> Key: HUDI-8182
> URL: https://issues.apache.org/jira/browse/HUDI-8182
> Project: Apache Hudi
> Issue Type: Improvement
> Reporter: yanghao
> Assignee: Danny Chen
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.0.0
>
>
> When using MR to read Hudi, use a global InternalSchema to avoid each reader
> listing the metadata directory to obtain the InternalSchema, which places a
> significant load on the HDFS NameNode.
> related issue: https://github.com/apache/hudi/issues/11723
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