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[HIVE-4689] For outerjoins, joinEmitInterval might make wrong result - Hive - [issue]
...Alias filter tag is calculated for each group and used for outer joins. But if joinEmitInterval is smaller than the group size, pre-matured alias filter tag would be used and might introduce...
http://issues.apache.org/jira/browse/HIVE-4689    Author: Navis, 2013-07-04, 05:10
[HIVE-3629] Try bucket split more localized by referencing block locations of small aliases - Hive - [issue]
...Currently splits for SMBMapJoin does not concern about location of small aliases. If all inputs could be on single server, joining would be more faster....
http://issues.apache.org/jira/browse/HIVE-3629    Author: Navis, 2013-07-02, 01:51
[HIVE-4528] auto_join14.q is failing due to changed configuration by HIVE-4146 - Hive - [issue]
...default value of hive.auto.convert.join.noconditionaltask is changed to true  by HIVE-4146 but result of auto_join14.q seemed not applied that....
http://issues.apache.org/jira/browse/HIVE-4528    Author: Navis, 2013-07-02, 01:47
[HIVE-4091] [REGRESSION] HIVE-3571 does not run all tests sometimes - Hive - [issue]
..."ant test" does not run whole test but only runs tests in ql sometimes (the time difference is about 30 min)...
http://issues.apache.org/jira/browse/HIVE-4091    Author: Navis, 2013-07-02, 01:44
[HIVE-4647] RetryingHMSHandler logs too many error messages - Hive - [issue]
...NoSuchObjectException on invocation of methods like getTable/getPartition need not to be logged because it might be normal....
http://issues.apache.org/jira/browse/HIVE-4647    Author: Navis, 2013-07-01, 12:20
[HIVE-4740] HIVE-2379 is missing hbase.jar itself - Hive - [issue]
...I should test that before addressing comments. Sorry....
http://issues.apache.org/jira/browse/HIVE-4740    Author: Navis, 2013-06-30, 22:03
[HIVE-3841] Sampling in previous MR for range partitioning of next RS - Hive - [issue]
...Currently hive enforces single reducer for order by clause, which can be performance bottleneck. If sampling could be done on ordering key at previous MR stage, multiple reducers could be as...
http://issues.apache.org/jira/browse/HIVE-3841    Author: Navis, 2013-06-24, 01:16
[HIVE-4776] Add option for skipping first n-rows of files - Hive - [issue]
...Some CSV file has header information which should be removed before used in hive....
http://issues.apache.org/jira/browse/HIVE-4776    Author: Navis, 2013-06-21, 08:09
[HIVE-2827] Implement nullsafe equi-join - Hive - [issue]
...was part of HIVE-2810, but separated because it affected more classes than expected.SELECT * FROM a JOIN b ON a.key <=> b.key...
http://issues.apache.org/jira/browse/HIVE-2827    Author: Navis, 2013-06-17, 09:18
[HIVE-4682] Temporary files are not closed in PTFPersistence on jvm reuse. - Hive - [issue]
...PTFPersistence is registering hooks to close temporary files. But it's not effective on task reusing (or appserver in hadoop2)....
http://issues.apache.org/jira/browse/HIVE-4682    Author: Navis, 2013-06-17, 05:43
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