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[HIVE-5538] Turn on vectorization by default. - Hive - [issue]
... Vectorization should be turned on by default, so that users don't have to specifically enable vectorization.   Vectorization code validates and ensures that a query falls bac...
http://issues.apache.org/jira/browse/HIVE-5538    Author: Jitendra Nath Pandey, 2014-04-17, 18:26
[HIVE-6879] Vectorization: IsNull returns incorrect output column. - Hive - [issue]
...IsNull returns -1 as output column....
http://issues.apache.org/jira/browse/HIVE-6879    Author: Jitendra Nath Pandey, 2014-04-11, 03:31
[HIVE-6858] Unit tests decimal_udf.q, vectorization_div0.q fail with jdk-7. - Hive - [issue]
...Unit tests decimal_udf.q, vectorization_div0.q fail with jdk-7.< -250.0 6583411.236 1.0 6583411.236 -0.004 -0.0048---> -250.0 6583411.236 1.0 6583411.236 -0.0040 -0.0048Following code ...
http://issues.apache.org/jira/browse/HIVE-6858    Author: Jitendra Nath Pandey, 2014-04-09, 21:41
[HIVE-6841] Vectorized execution throws NPE for partitioning columns with __HIVE_DEFAULT_PARTITION__ - Hive - [issue]
...If partitioning columns have _HIVE_DEFAULT_PARTITION_ or null, vectorized execution throws NPE....
http://issues.apache.org/jira/browse/HIVE-6841    Author: Jitendra Nath Pandey, 2014-04-07, 19:49
[HIVE-6752] Vectorized Between and IN expressions don't work with decimal, date types. - Hive - [issue]
...Vectorized Between and IN expressions don't work with decimal, date types....
http://issues.apache.org/jira/browse/HIVE-6752    Author: Jitendra Nath Pandey, 2014-03-29, 00:00
[HIVE-6777] VectorizedHashKeyWrapper: comments and readability. - Hive - [issue]
...We should add more comments in VectorizedHashKeyWrapper particularly to explain the logic behind using offsets for different datatypes.Also consider helper functions for offset calculation....
http://issues.apache.org/jira/browse/HIVE-6777    Author: Jitendra Nath Pandey, 2014-03-28, 23:19
[HIVE-6776] Vectorization: Optimize timestamp to string-timestamp comparision using long comparisons. - Hive - [issue]
...The timestamp to string-timestamp comparison currently (HIVE-6752) happens using string-string comparison because timestamp is cast to string. This can be optimized by casting string-timesta...
http://issues.apache.org/jira/browse/HIVE-6776    Author: Jitendra Nath Pandey, 2014-03-28, 23:13
[HIVE-6701] Analyze table compute statistics for decimal columns. - Hive - [issue]
...Analyze table should compute statistics for decimal columns as well....
http://issues.apache.org/jira/browse/HIVE-6701    Author: Jitendra Nath Pandey, 2014-03-27, 23:43
[HIVE-6762] VectorGroupBy operator should produce vectorized row batch and let a terminal operator convert to row mode. - Hive - [issue]
...VectorGroupBy operator should produce vectorized row batch and let a terminal operator convert to row mode....
http://issues.apache.org/jira/browse/HIVE-6762    Author: Jitendra Nath Pandey, 2014-03-26, 23:57
[HIVE-6349] Column name map is broken - Hive - [issue]
...Following query results in exception at run time in vector mode.explain select n_name from supplier_orc s join ( select n_name, n_nationkey from nation_orc n join region_orc r on n.n_regionk...
http://issues.apache.org/jira/browse/HIVE-6349    Author: Jitendra Nath Pandey, 2014-03-25, 19:41
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