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[HIVE-6649] Vectorization: some date expressions throw exception. - Hive - [issue]
...Query ran with hive.vectorized.execution.enabled=true:select dt, to_date(date_add(dt, 2)), to_date(date_sub(dt, 2)),       datediff(dt, date_add(dt, 2)), datediff(dt, dat...
http://issues.apache.org/jira/browse/HIVE-6649    Author: Jitendra Nath Pandey, 2014-03-17, 22:11
[HIVE-6568] Vectorized cast of decimal to string and timestamp produces incorrect result. - Hive - [issue]
...A decimal value 1.23 with scale 5 is represented in string as 1.23000. This behavior is different from HiveDecimal behavior.The difference in cast to timestamp is due to more aggressive roun...
http://issues.apache.org/jira/browse/HIVE-6568    Author: Jitendra Nath Pandey, 2014-03-12, 20:04
[HIVE-6624] Support ExprNodeNullDesc in vectorized mode. - Hive - [issue]
...Support ExprNodeNullDesc in vectorized mode.An example where this shows up in the plan:"case when a > 0 then b else null end"TPCDS query 73 has an expression like the above....
http://issues.apache.org/jira/browse/HIVE-6624    Author: Jitendra Nath Pandey, 2014-03-11, 21:55
[HIVE-6531] Runtime errors in vectorized execution. - Hive - [issue]
...There are a few runtime errors observed in some of the tpcds queries for following reasons:1) VectorFileSinkOperator fails with LazyBinarySerde.2) Decimal128 and Unsigned128 don't serialize ...
http://issues.apache.org/jira/browse/HIVE-6531    Author: Jitendra Nath Pandey, 2014-03-10, 01:08
[HIVE-6511] casting from decimal to tinyint,smallint, int and bigint generates different result when vectorization is on - Hive - [issue]
...select dc,cast(dc as int), cast(dc as smallint),cast(dc as tinyint) from vectortab10korc limit 20 generates following result when vectorization is enabled:4619756289662.078125 -1628520834 -1...
http://issues.apache.org/jira/browse/HIVE-6511    Author: Jitendra Nath Pandey, 2014-03-09, 17:44
[HIVE-6416] Vectorized mathematical functions for decimal type. - Hive - [issue]
...Vectorized mathematical functions for decimal type....
http://issues.apache.org/jira/browse/HIVE-6416    Author: Jitendra Nath Pandey, 2014-02-20, 06:07
[HIVE-6178] Implement vectorized reader for DECIMAL datatype for ORC format. - Hive - [issue]
...Implement vectorized reader for DECIMAL datatype for ORC format....
http://issues.apache.org/jira/browse/HIVE-6178    Author: Jitendra Nath Pandey, 2014-01-29, 05:34
[HIVE-6156] Implement vectorized reader for Date datatype for ORC format. - Hive - [issue]
...We need to implement vectorized reader for Date datatype for ORC format....
http://issues.apache.org/jira/browse/HIVE-6156    Author: Jitendra Nath Pandey, 2014-01-14, 01:53
[HIVE-5979] Failure in cast to timestamps. - Hive - [issue]
...Query ran:select cast(t as timestamp), cast(si as timestamp),       cast(i as timestamp), cast(b as timestamp),       cast(f as string), cast(d as tim...
http://issues.apache.org/jira/browse/HIVE-5979    Author: Jitendra Nath Pandey, 2013-12-11, 21:35
[HIVE-5978] Rollups not supported in vector mode. - Hive - [issue]
...Rollups are not supported in vector mode, the query should fail to vectorize. A separate jira will be filed to implement rollups in vector mode....
http://issues.apache.org/jira/browse/HIVE-5978    Author: Jitendra Nath Pandey, 2013-12-11, 09:42
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elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB