[jira] [Created] (FLINK-17996) NEP in CatalogTableStatisticsConverter.convertToColumnStats method

[Shang Yuanchun (Jira)]

godfrey he created FLINK-17996:
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             Summary: NEP in CatalogTableStatisticsConverter.convertToColumnStats method
                 Key: FLINK-17996
                 URL: https://issues.apache.org/jira/browse/FLINK-17996
             Project: Flink
          Issue Type: Bug
          Components: Table SQL / Planner
    Affects Versions: 1.11.0
            Reporter: godfrey he


Currently, hive catalog only supports a few kinds of statistics, otherwise return null. (see HiveStatsUtil#createTableColumnStats). If there is a decimal statistics, NEP will occur in CatalogTableStatisticsConverter.convertToColumnStats method

Caused  by:  java.lang.NullPointerException
                at  org.apache.flink.table.planner.utils.CatalogTableStatisticsConverter.convertToColumnStats(CatalogTableStatisticsConverter.java:77)
                at  org.apache.flink.table.planner.utils.CatalogTableStatisticsConverter.convertToColumnStatsMap(CatalogTableStatisticsConverter.java:68)
                at  org.apache.flink.table.planner.utils.CatalogTableStatisticsConverter.convertToTableStats(CatalogTableStatisticsConverter.java:57)
                at  org.apache.flink.table.planner.catalog.DatabaseCalciteSchema.extractTableStats(DatabaseCalciteSchema.java:113)
                at  org.apache.flink.table.planner.catalog.DatabaseCalciteSchema.getStatistic(DatabaseCalciteSchema.java:97)
                at  org.apache.flink.table.planner.catalog.DatabaseCalciteSchema.lambda$getTable$0(DatabaseCalciteSchema.java:74)
                at  java.util.Optional.map(Optional.java:215)
                at  org.apache.flink.table.planner.catalog.DatabaseCalciteSchema.getTable(DatabaseCalciteSchema.java:72)
                at  org.apache.calcite.



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