Public signup for this instance is disabled. Go to our Self serve sign up page to request an account. Report potential security issues privately

Share this search by emailing other users Share

  1. Sub-task HIVE-8580
    Support LateralViewJoinOperator and LateralViewForwardOperator in stats annotation
  2. Sub-task HIVE-8549
    NPE in PK-FK inference when one side of join is complex tree
  3. Sub-task HIVE-8454
    Select Operator does not rename column stats properly in case of select star
  4. Sub-task HIVE-8168
    With dynamic partition enabled fact table selectivity is not taken into account when generating the physical plan (Use CBO cardinality using physical plan generation)
  5. Sub-task HIVE-7995
    Column statistics from expression does not handle fields within complex types
  6. Sub-task HIVE-7992
    StatsRulesProcFactory should gracefully handle overflows
  7. Sub-task HIVE-7991
    Incorrect calculation of number of rows in JoinStatsRule.process results in overflow
  8. Sub-task HIVE-7990
    With fetch column stats disabled number of elements in grouping set is not taken into account
  9. Sub-task HIVE-7904
    Missing null check cause NPE when updating join column stats in statistics annotation
  10. Sub-task HIVE-7836
    Ease-out denominator for multi-attribute join case in statistics annotation
  11. Sub-task HIVE-7734
    Join stats annotation rule is not updating columns statistics correctly
  12. Sub-task HIVE-7679
    JOIN operator should update the column stats when number of rows changes
  13. Sub-task HIVE-7589
    Some fixes and improvements to statistics annotation rules
  14. Sub-task HIVE-7536
    Make use of decimal column statistics in statistics annotation
  15. Sub-task HIVE-7535
    Make use of number of nulls column statistics in filter rule
  16. Sub-task HIVE-7491
    Stats annotation fails to evaluate constant expressions in filter operator
  17. Sub-task HIVE-7156
    Group-By operator stat-annotation only uses distinct approx to generate rollups
  18. Sub-task HIVE-6798
    Update column stats based on filter expression in stats annotation
  19. Sub-task HIVE-6797
    Add protection against divide by zero in stats annotation
  20. Sub-task HIVE-6300
    Add documentation for stats configs to hive-default.xml.template
  21. Sub-task HIVE-6004
    Fix statistics annotation related test failures in hadoop2
  22. Sub-task HIVE-5949
    In statistics annotation add flag to say if statistics is estimated or accurate
  23. Sub-task HIVE-5921
    Better heuristics for worst case statistics estimates for join, limit and filter operator
  24. Sub-task HIVE-5898
    Make fetching of column statistics configurable
  25. Sub-task HIVE-5868
    Add statistics rule for Union operator
  26. Sub-task HIVE-5849
    Improve the stats of operators based on heuristics in the absence of any column statistics
  27. Sub-task HIVE-5805
    Support for operators like PTF, Script, Extract etc. in statistics annotation.
  28. Sub-task HIVE-5804
    Support column statistics for expressions in GBY attributes, JOIN condition etc. when annotating operator tree with statistics
  29. Sub-task HIVE-5579
    Update statistics rules for different types of joins
Refresh results