Zoltan Haindrich created HIVE-18804:
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Summary: StatsUtils.getColStatisticsFromExprMap may only provide
info for a column once
Key: HIVE-18804
URL: https://issues.apache.org/jira/browse/HIVE-18804
Project: Hive
Issue Type: Bug
Components: Statistics
Reporter: Zoltan Haindrich
currently {{StatsUtils.getColStatisticsFromExprMap}} may duplicate the datasize
by passing the info about the same column more than once
https://github.com/apache/hive/blob/e8e5ab24616aa834f4966efe3a5f437f6bee4d1d/ql/src/java/org/apache/hadoop/hive/ql/stats/StatsUtils.java#L1529
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