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https://issues.apache.org/jira/browse/SPARK-19149?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Zhenhua Wang updated SPARK-19149:
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Description: We have two sets of statistics in LogicalPlan: a simple stats
and a stats estimated by cbo. Currently the computing logic and naming are
quite confusing, we need to unify these two sets of stats. (was: We have two
sets of statistics in LogicalPlan: a simple stats and a stats estimated by cbo.
Currently the computing logic and naming of them are quite confusing, we need
to unify these two sets of stats.)
> Unify two sets of statistics in LogicalPlan
> -------------------------------------------
>
> Key: SPARK-19149
> URL: https://issues.apache.org/jira/browse/SPARK-19149
> Project: Spark
> Issue Type: Sub-task
> Components: SQL
> Reporter: Zhenhua Wang
>
> We have two sets of statistics in LogicalPlan: a simple stats and a stats
> estimated by cbo. Currently the computing logic and naming are quite
> confusing, we need to unify these two sets of stats.
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