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[HIVE-4962] fix eclipse template broken by HIVE-3256 - Hive - [issue]
http://issues.apache.org/jira/browse/HIVE-4962    Author: Yin Huai, 2013-08-01, 07:48
Re: 回复: BUG IN HIVE-4650 seems not fixed - Hive - [mail # user]
...I just uploaded a patch to https://issues.apache.org/jira/browse/HIVE-4968. You can try it and see if the problem has been resolved for your query.   On Wed, Jul 31, 2013 at 11:21 AM, Y...
   Author: Yin Huai, 2013-07-31, 21:09
Re: Review Request 12795: [HIVE-4827] Merge a Map-only job to its following MapReduce job with multiple inputs - Hive - [mail # dev]
...This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/12795/  (Updated July 31, 2013, 3:38 a.m.)   Review request for hive.   Changes  ...
   Author: Yin Huai, 2013-07-31, 03:38
[HIVE-4942] Fix eclipse template files to use correct datanucleus libs - Hive - [issue]
...HIVE-3632 did not update the eclipse template files...
http://issues.apache.org/jira/browse/HIVE-4942    Author: Yin Huai, 2013-07-27, 01:22
[HIVE-4927] When we merge two MapJoin MapRedTasks, the TableScanOperator of the second one should be removed - Hive - [issue]
...set hive.auto.convert.join=true;set hive.auto.convert.join.noconditionaltask=true;EXPLAINSELECT x1.key AS key FROM src x1 JOIN src1 y1 ON (x1.key = y1.key) JOIN src1 y2 ON (x1.value = y2.val...
http://issues.apache.org/jira/browse/HIVE-4927    Author: Yin Huai, 2013-07-26, 16:54
[HIVE-4935] Potential NPE in MetadataOnlyOptimizer - Hive - [issue]
...In MetadataOnlyOptimizer.TableScanProcessor.process, it is possible that we consider a TableScanOperator as "MayBeMetadataOnly" when this TS does not have a conf. In MetadataOnlyOptimizer.Me...
http://issues.apache.org/jira/browse/HIVE-4935    Author: Yin Huai, 2013-07-26, 16:06
[HIVE-4912] selectStar and selStarNoCompute in SelectDesc are confusing - Hive - [issue]
...In SelectDesc, we have two confusing booleans, selectStar and selStarNoCompute. From the code, selectStar is only really used in SimpleFetchOptimizer. selStarNoCompute is used in lots of pla...
http://issues.apache.org/jira/browse/HIVE-4912    Author: Yin Huai, 2013-07-22, 21:52
[HIVE-4867] Deduplicate columns appearing in both the key list and value list of ReduceSinkOperator - Hive - [issue]
...A ReduceSinkOperator emits data in the format of keys and values. Right now, a column may appear in both the key list and value list, which result in unnecessary overhead for shuffling. Exam...
http://issues.apache.org/jira/browse/HIVE-4867    Author: Yin Huai, 2013-07-22, 09:40
Re: [ANNOUNCE] New Hive Committer - Gunther Hagleitner - Hive - [mail # dev]
...Congratulations Gunther!   On Sun, Jul 21, 2013 at 7:55 AM, Jarek Jarcec Cecho wrote:  ...
   Author: Yin Huai, 2013-07-21, 16:51
[HIVE-4877] In ExecReducer, remove tag from the row which will be passed to the first Operator at the Reduce-side - Hive - [issue]
...In ExecReducer, we can see ...row.clear();row.add(keyObject);row.add(valueObject[tag.get()]);// The tag is not used any more, we should remove it.row.add(tag);I have seen this for a long tim...
http://issues.apache.org/jira/browse/HIVE-4877    Author: Yin Huai, 2013-07-20, 23:46
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