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[HIVE-5642] Exception in UDFs with large number of arguments. - Hive - [issue]
...Such UDFs will mostly be custom UDFs, but if they are not supported in vector more, we should fall back to non-vector mode.Caused by: java.lang.ArrayIndexOutOfBoundsException: 3 at org.apach...
http://issues.apache.org/jira/browse/HIVE-5642    Author: Jitendra Nath Pandey, 2013-11-08, 16:06
[HIVE-5397] VectorizedRowBatch member variables are public. - Hive - [issue]
...VectorizedRowBatch exposes members as public to avoid method call overheads. Alternative is to rely on JIT to inline the methods....
http://issues.apache.org/jira/browse/HIVE-5397    Author: Jitendra Nath Pandey, 2013-11-04, 23:08
[HIVE-4160] Vectorized Query Execution in Hive - Hive - [issue]
...The Hive query execution engine currently processes one row at a time. A single row of data goes through all the operators before the next row can be processed. This mode of processing is ve...
http://issues.apache.org/jira/browse/HIVE-4160    Author: Jitendra Nath Pandey, 2013-11-02, 06:03
[HIVE-5503] TopN optimization in VectorReduceSink - Hive - [issue]
...We need to add TopN optimization to VectorReduceSink as well, it would be great if ReduceSink and VectorReduceSink share this code....
http://issues.apache.org/jira/browse/HIVE-5503    Author: Jitendra Nath Pandey, 2013-11-01, 18:10
[HIVE-5681] Validation doesn't catch SMBMapJoin - Hive - [issue]
...SMBMapJoin is currently not supported, but validation doesn't catch it because it has same OperatorType....
http://issues.apache.org/jira/browse/HIVE-5681    Author: Jitendra Nath Pandey, 2013-10-30, 07:58
[HIVE-5604] Fix validation of nested expressions. - Hive - [issue]
...The bug fixes a few issues related to nested expressions:1) The nested expressions were not being validated at all.2) UDFRegExp was not handled correctly, but issue was not caught because of...
http://issues.apache.org/jira/browse/HIVE-5604    Author: Jitendra Nath Pandey, 2013-10-29, 16:11
[HIVE-5678] Supported UDFs should have a separate annotation to indicate they are vectorizable. - Hive - [issue]
...Supported UDFs should have a separate annotation to indicate they are vectorizable. This will make it cleaner to identify UDFs that are supported in vectorized code path....
http://issues.apache.org/jira/browse/HIVE-5678    Author: Jitendra Nath Pandey, 2013-10-28, 21:51
[HIVE-5430] Refactor VectorizationContext and handle NOT expression with nulls. - Hive - [issue]
...NOT expression doesn't handle nulls correctly....
http://issues.apache.org/jira/browse/HIVE-5430    Author: Jitendra Nath Pandey, 2013-10-27, 09:19
[HIVE-5283] Merge vectorization branch to trunk - Hive - [issue]
...The purpose of this jira is to upload vectorization patch, run tests etc. The actual work will continue under HIVE-4160 umbrella jira....
http://issues.apache.org/jira/browse/HIVE-5283    Author: Jitendra Nath Pandey, 2013-10-23, 23:01
[HIVE-4688] NPE in writing null values. - Hive - [issue]
...VectorExpressionWriter throws NPE when writing null values....
http://issues.apache.org/jira/browse/HIVE-4688    Author: Jitendra Nath Pandey, 2013-10-23, 22:59
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