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[HIVE-664] optimize UDF split - Hive - [issue]
...Min Zhou added a comment - 21/Jul/09 07:34 AMIt's very useful for us .some comments:   1. Can you implement it directly with Text ? Avoiding string decoding and encoding would be f...
http://issues.apache.org/jira/browse/HIVE-664    Author: Namit Jain, 2014-01-21, 04:42
[HIVE-1033] change default value of hive.exec.parallel to true - Hive - [issue]
...There is no harm in changing it to true. Inside facebook, we have been testing it and it seems to be stable....
http://issues.apache.org/jira/browse/HIVE-1033    Author: Namit Jain, 2014-01-08, 07:24
[HIVE-2093] create/drop database should populate inputs/outputs and check concurrency and user permission - Hive - [issue]
...concurrency and authorization are needed for create/drop table. Also to make concurrency work, it's better to have LOCK/UNLOCK DATABASE and SHOW LOCKS DATABASE...
http://issues.apache.org/jira/browse/HIVE-2093    Author: Namit Jain, 2013-12-13, 03:23
[HIVE-3952] merge map-job followed by map-reduce job - Hive - [issue]
...Consider the query like:select count(*)FROM        ( select idOne, idTwo, value FROM              bigTable     &nbs...
http://issues.apache.org/jira/browse/HIVE-3952    Author: Namit Jain, 2013-10-23, 12:47
[HIVE-4396] Create a efficient method to create a deep copy of a mapredwork - Hive - [issue]
...In many optimization steps, we create a copy of the query plan and then change some parts of it.Currently, the only reliable way to do so is to serialize and deserialize it, which is fairly ...
http://issues.apache.org/jira/browse/HIVE-4396    Author: Namit Jain, 2013-09-27, 06:02
[HIVE-1367] cluster by multiple columns does not work if parenthesis is present - Hive - [issue]
...The following query:select ...  from src cluster by (key, value)throws a compile error:whereas the queryselect ...  from src cluster by key, valueworks fine...
http://issues.apache.org/jira/browse/HIVE-1367    Author: Namit Jain, 2013-08-29, 10:22
[HIVE-3268] expressions in cluster by are not working - Hive - [issue]
...The following query fails:select key+key, value from src cluster by key+key, value;...
http://issues.apache.org/jira/browse/HIVE-3268    Author: Namit Jain, 2013-08-22, 21:40
[HIVE-1708] make hive history file configurable - Hive - [issue]
...Currentlly, it is derived fromSystem.getProperty("user.home")/.hivehistory;...
http://issues.apache.org/jira/browse/HIVE-1708    Author: Namit Jain, 2013-08-13, 07:39
[HIVE-770] remove enum to string mapping for counters when hive deprecates hadoop 17 - Hive - [issue]
http://issues.apache.org/jira/browse/HIVE-770    Author: Namit Jain, 2013-08-04, 18:53
[HIVE-3430] group by followed by join with the same key should be optimized - Hive - [issue]
http://issues.apache.org/jira/browse/HIVE-3430    Author: Namit Jain, 2013-07-24, 02:52
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