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Title | Views | Posted |
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6745 | 09-16-2016 01:08 PM |
09-16-2016
01:08 PM
@Kirk Haslbeck Currently there is open issue with aggregating date column statistics for partitioned tables. https://issues.apache.org/jira/browse/HIVE-14773 When hive client queries the metastore db for date column statistics, it runs into a NPE. This may show up as increased lag time in Tez because it takes longer for DAG execution to kick in. To workaround this, you can delete the column statistics for the data column from PART_COL_STATS in the metastore db.
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