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Re: Problems with 0.11, count(DISTINCT), and NPE - Hive - [mail # user]
...yeah... when hive.auto.convert.join.noconditionaltask=false; we cannot merge multiple Map-joins into a single Map phase... I think that trunk should work when hive.auto.convert.join.nocondit...
   Author: Yin Huai, 2013-09-05, 12:42
Re: [jira] [Commented] (HIVE-5149) ReduceSinkDeDuplication can pick the wrong partitioning columns - Hive - [mail # dev]
...Hi Eric,  Can you try https://issues.apache.org/jira/secure/attachment/12601446/HIVE-5149-branch-0.11.patch?  Thanks,  Yin   On Wed, Sep 4, 2013 at 3:14 PM, Yin Huai &nbs...
   Author: Yin Huai, 2013-09-04, 19:41
Re: [ANNOUNCE] New Hive Committer - Yin Huai - Hive - [mail # dev]
...Thanks everybody! This is awesome!   On Wed, Sep 4, 2013 at 1:58 PM, Daniel Dai  wrote:  ...
   Author: Yin Huai, 2013-09-04, 17:59
[HIVE-5186] Remove JoinReducerProc from ReduceSinkDeDuplication - Hive - [issue]
...Correlation Optimizer will take care patterns involving JoinOperator. We can remove JoinReducerProc from ReduceSinkDeDuplication....
http://issues.apache.org/jira/browse/HIVE-5186    Author: Yin Huai, 2013-09-03, 21:12
[HIVE-5157] ReduceSinkDeDuplication ignores hive.groupby.skewindata=true - Hive - [issue]
...If hive.groupby.skewindata=true, we should generate two MR jobs. But, ReduceSinkDeDuplication will merge these two into a single MR job. Example: groupby2_map_skew.q and groupby2.q...
http://issues.apache.org/jira/browse/HIVE-5157    Author: Yin Huai, 2013-09-03, 20:32
Re: Review Request 13862: [HIVE-5149] ReduceSinkDeDuplication can pick the wrong partitioning columns - Hive - [mail # dev]
...This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/13862/  (Updated Sept. 3, 2013, 12:29 a.m.)   Review request for hive.   Changes  ...
   Author: Yin Huai, 2013-09-03, 00:29
[HIVE-5185] test query files reduce_deduplicate_exclude_gby.q and reducesink_dedup.q are useless - Hive - [issue]
...The file "reduce_deduplicate_exclude_gby.q" containscreate table t1( key_int1 int, key_int2 int, key_string1 string, key_string2 string);set hive.optimize.reducededuplication=false;set hive....
http://issues.apache.org/jira/browse/HIVE-5185    Author: Yin Huai, 2013-08-31, 14:46
Review Request 13910: [HIVE-5186] Remove JoinReducerProc from ReduceSinkDeDuplication - Hive - [mail # dev]
...This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/13910/  Review request for hive.   Bugs: HIVE-5186     https://issues.apache.org/...
   Author: Yin Huai, 2013-08-30, 15:28
Re: Review Request 13862: ReduceSinkDeDuplication can pick the wrong partitioning columns - Hive - [mail # dev]
...This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/13862/  (Updated Aug. 28, 2013, 7:03 p.m.)   Review request for hive.   Changes  ...
   Author: Yin Huai, 2013-08-28, 19:03
Re: DISTRIBUTE BY works incorrectly in Hive 0.11 in some cases - Hive - [mail # user]
...forgot to add in my last reply.... To generate correct results, you can set hive.optimize.reducededuplication to false to turn off ReduceSinkDeDuplication   On Sun, Aug 25, 2013 at 9:35...
   Author: Yin Huai, 2013-08-26, 11:40
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