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https://issues.apache.org/jira/browse/HIVE-22657?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16999129#comment-16999129
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Vineet Garg commented on HIVE-22657:
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Is it due to filesystem calls?
> Add log message when stats have to to computed during calcite
> -------------------------------------------------------------
>
> Key: HIVE-22657
> URL: https://issues.apache.org/jira/browse/HIVE-22657
> Project: Hive
> Issue Type: Improvement
> Reporter: Rajesh Balamohan
> Priority: Minor
>
> When stats are not available, {[RelOptHiveTable::getColStat}} computes stats
> on the fly. However, it turns out to be a lot more slower in cloud.
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