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https://issues.apache.org/jira/browse/HAWQ-236?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15048143#comment-15048143
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ASF GitHub Bot commented on HAWQ-236:
-------------------------------------
Github user wengyanqing commented on the pull request:
https://github.com/apache/incubator-hawq/pull/171#issuecomment-163129545
+1
> Meta data hit ratio is -0.0 when file len is zero.
> --------------------------------------------------
>
> Key: HAWQ-236
> URL: https://issues.apache.org/jira/browse/HAWQ-236
> Project: Apache HAWQ
> Issue Type: Bug
> Components: Core
> Reporter: Hubert Zhang
> Assignee: Hubert Zhang
>
> Meta data hit ratio is -0.0 when file len is zero.
> We need to correct it to 0.0
> You can search the log tp verify it(log schema):
> "fetch blocks of %d files overall execution time: %d us with hit rate %f""
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