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  1. Sub-task HIVE-13747
    NullPointerException thrown by Executors causes job can't be finished
  2. Sub-task HIVE-13573
    [Spark Branch] ClassNotFoundException occurs during query case with group by and UDF defined
  3. Sub-task HIVE-12433
    Merge master into spark 11/17/2015 [Spark Branch]
  4. Sub-task HIVE-12284
    Merge master to Spark branch 10/28/2015 [Spark Branch]
  5. Sub-task HIVE-12283
    Fix test failures after HIVE-11844 [Spark Branch]
  6. Sub-task HIVE-12091
    Merge file doesn't work for ORC table when running on Spark. [Spark Branch]
  7. Sub-task HIVE-12089
    HiveException (Failed to close AbstractFileMergeOperator) occurs during loading data to ORC file, when hive.merge.sparkfiles is set to true. [Spark Branch]
  8. Sub-task HIVE-11844
    Merge master to Spark branch 9/16/2015 [Spark Branch]
  9. Sub-task HIVE-11363
    Prewarm Hive on Spark containers [Spark Branch]
  10. Sub-task HIVE-11314
    Print "Execution completed successfully" as part of spark job info [Spark Branch]
  11. Sub-task HIVE-11276
    Optimization around job submission and adding jars [Spark Branch]
  12. Sub-task HIVE-11267
    Combine equavilent leaf works in SparkWork[Spark Branch]
  13. Sub-task HIVE-11204
    Research on recent failed qtests[Spark Branch]
  14. Sub-task HIVE-11180
    Enable native vectorized map join for spark [Spark Branch]
  15. Sub-task HIVE-11138
    Query fails when there isn't a comparator for an operator [Spark Branch]
  16. Sub-task HIVE-11133
    Support hive.explain.user for Spark
  17. Sub-task HIVE-11108
    HashTableSinkOperator doesn't support vectorization [Spark Branch]
  18. Sub-task HIVE-11099
    Add support for running negative q-tests [Spark Branch]
  19. Sub-task HIVE-11088
    Investigate intermitten failure of join28.q for Spark
  20. Sub-task HIVE-11082
    Support multi edge between nodes in SparkPlan[Spark Branch]
  21. Sub-task HIVE-11067
    Merge master to Spark branch 6/20/2015 [Spark Branch]
  22. Sub-task HIVE-11053
    Add more tests for HIVE-10844[Spark Branch]
  23. Sub-task HIVE-11032
    Enable more tests for grouping by skewed data [Spark Branch]
  24. Sub-task HIVE-11000
    Hive not able to pass Hive's Kerberos credential to spark-submit process [Spark Branch]
  25. Sub-task HIVE-10999
    Upgrade Spark dependency to 1.4 [Spark Branch]
  26. Sub-task HIVE-10989
    HoS can't control number of map tasks for runtime skew join [Spark Branch]
  27. Sub-task HIVE-10962
    Merge master to Spark branch 6/7/2015 [Spark Branch]
  28. Sub-task HIVE-10863
    Merge master to Spark branch 7/29/2015 [Spark Branch]
  29. Sub-task HIVE-10855
    Make HIVE-10568 work with Spark [Spark Branch]
  30. Sub-task HIVE-10854
    Make HIVE-10001 work with Spark [Spark Branch]
  31. Sub-task HIVE-10850
    Followup for HIVE-10550, check performance w.r.t. persistence level [Spark Branch]
  32. Sub-task HIVE-10844
    Combine equivalent Works for HoS[Spark Branch]
  33. Sub-task HIVE-10594
    Remote Spark client doesn't use Kerberos keytab to authenticate [Spark Branch]
  34. Sub-task HIVE-10550
    Dynamic RDD caching optimization for HoS.[Spark Branch]
  35. Sub-task HIVE-10527
    NPE in SparkUtilities::isDedicatedCluster [Spark Branch]
  36. Sub-task HIVE-10476
    Hive query should fail when it fails to initialize a session in SetSparkReducerParallelism [Spark Branch]
  37. Sub-task HIVE-10458
    Enable parallel order by for spark [Spark Branch]
  38. Sub-task HIVE-10434
    Cancel connection when remote Spark driver process has failed [Spark Branch]
  39. Sub-task HIVE-10347
    Merge spark to trunk 4/15/2015
  40. Sub-task HIVE-10338
    Fix test failures after last merge from trunk [Spark Branch]
  41. Sub-task HIVE-10330
    Merge trunk to spark 4/14/2015 [Spark Branch]
  42. Sub-task HIVE-10294
    ParseException issue (Failed to recognize predicate 'user') [Spark Branch]
  43. Sub-task HIVE-10291
    Hive on Spark job configuration needs to be logged [Spark Branch]
  44. Sub-task HIVE-10287
    Implement Hybrid Hybrid Grace Hash Join for Spark Branch [Spark Branch]
  45. Sub-task HIVE-10166
    Merge Spark branch to master 7/30/2015
  46. Sub-task HIVE-10134
    Fix test failures after HIVE-10130 [Spark Branch]
  47. Sub-task HIVE-10130
    Merge trunk to Spark branch 03/27/2015 [Spark Branch]
  48. Sub-task HIVE-10084
    Improve common join performance [Spark Branch]
  49. Sub-task HIVE-10060
    Provide more informative stage description in Spark Web UI [Spark Branch]
  50. Sub-task HIVE-10058
    Log the information of cached RDD [Spark Branch]
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