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[HIVE-5592] Add an option to convert enum as struct<value:int> as of Hive 0.8 - Hive - [issue]
...HIVE-3323 introduced the incompatible change: Hive handling of enum types has been changed to always return the string value rather than struct<value:int>. But it didn't add the option...
http://issues.apache.org/jira/browse/HIVE-5592    Author: Jie Li, 2013-10-22, 03:19
Re: Can a bucket be added to a partition? - Hive - [mail # user]
...I tried this interesting idea but also felt a little confusing.  I guess you'll need to change the table schema so that it has both buckets and partitions.  And to take advantage o...
   Author: Jie Li, 2013-05-02, 04:38
Re: Huge join performance issue - Hive - [mail # user]
...In order for us to understand the performance and identify the bottlenecks, could you do two things:  1) run the EXPLAIN command and share with us the output 2) share with us the hadoop...
   Author: Jie Li, 2013-04-27, 18:14
Hive Operator Counters - Hive - [mail # user]
...Hi all,  Does anyone notice that the operator counters are not properly maintained? They are useful for understanding the query plan and execution, e.g how many rows each operator is pr...
   Author: Jie Li, 2013-02-06, 05:36
Map-only aggregation - Hive - [mail # user]
...Hi all,  Can Hive implement the aggregation as a Map-only job? As we know the data may be pre-partitioned via PARTITION-BY or CLUSTERED-BY, so we don't need the reduce phase to repartit...
   Author: Jie Li, 2013-01-05, 03:46
Re: HiveHistoryViewer concurrency problem - Hive - [mail # user]
...Hi Qiang,  Could you describe how HiveHistoryViewer is used? I'm also looking for a tool to understand the Hive log.  Thanks, Jie  On Sat, Jan 5, 2013 at 9:54 AM, Qiang Wang &...
   Author: Jie Li, 2013-01-05, 03:41
[expand - 1 more] - Re: A tool to analyze and tune performance for Hive? - Hive - [mail # user]
...Thanks for the pointer to HiTune. The dataflow graphs in the paper looks nice.  The potential issues I can see: 1) the data collection requires a Chukwa cluster being set up. Seems too ...
   Author: Jie Li, 2012-12-14, 02:49
[expand - 2 more] - Re: Specify per-query configuration via a file - Hive - [mail # user]
...Perfect! Yeah there is a "--config" option to specify Hive configuration directory. Thanks!  Jie  On Sun, Jul 8, 2012 at 6:26 PM, Edward Capriolo wrote:  ...
   Author: Jie Li, 2012-07-09, 05:17
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