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https://issues.apache.org/jira/browse/FLINK-15005?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16985811#comment-16985811
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Kurt Young commented on FLINK-15005:
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This is duplicated by FLINK-14662, right?
> Change CatalogTableStats.UNKNOW and HiveStatsUtil stats default value
> ---------------------------------------------------------------------
>
> Key: FLINK-15005
> URL: https://issues.apache.org/jira/browse/FLINK-15005
> Project: Flink
> Issue Type: Bug
> Reporter: Terry Wang
> Priority: Major
>
> Now `public static final CatalogTableStatistics UNKNOWN = new
> CatalogTableStatistics(0, 0, 0, 0);` UNKNOWN value can not express the
> correct meaning between the real 0 rowCount or unknown row count, which will
> casue some unexpeceted behavior.
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