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[HIVE-4595] Support strings in GROUP BY keys - Hive - [issue]
http://issues.apache.org/jira/browse/HIVE-4595    Author: Remus Rusanu, 2013-05-30, 16:11
[HIVE-4613] Improve cache friendliness of VectorHashKeyWrapper - Hive - [issue]
...1) the implementation of VectorHashKeyWrapper uses an array of primitives even when there is only one key, which implies one extra pointer chase. for single key group by we can do a more opt...
http://issues.apache.org/jira/browse/HIVE-4613    Author: Remus Rusanu, 2013-05-25, 12:14
[HIVE-4604] Cleanup column type dependencies in vectorization aggregate code - Hive - [issue]
...The vectorized aggregates code is sprinckled with checks of the primitive types (int, bigin, long, double, string etc), eg:VectorHashKeyWrapperBatch.compileKeyWrapperBatchVectorizedRowBatch....
http://issues.apache.org/jira/browse/HIVE-4604    Author: Remus Rusanu, 2013-05-24, 08:41
[HIVE-4450] Extend Vector Aggregates to support GROUP BY - Hive - [issue]
...Extend the VectorGroupByOperator and the VectorUDAF aggregates to support group by....
http://issues.apache.org/jira/browse/HIVE-4450    Author: Remus Rusanu, 2013-05-22, 21:58
[HIVE-4468] Extend plan vectorization to cover GroupByOperator - Hive - [issue]
...Extend the vectorization operation to support the GroupBy operator...
http://issues.apache.org/jira/browse/HIVE-4468    Author: Remus Rusanu, 2013-05-14, 22:08
HIVE 4381: how to amend a phabricator review? - Hive - [mail # dev]
...Hello All,  My CR request for https://issues.apache.org/jira/browse/HIVE-4381 includes some files I did not intend to include in the commit (eg. /.arcanist, /.checkstyle and /build.xml ...
   Author: Remus Rusanu, 2013-04-23, 06:42
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