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[HIVE-1642] Convert join queries to map-join based on size of table/row - Hive - [issue]
...Based on the number of rows and size of each table, Hive should automatically be able to convert a join into map-join....
http://issues.apache.org/jira/browse/HIVE-1642    Author: Namit Jain, 2015-01-25, 09:37
[HIVE-1830] mappers in group followed by joins may die OOM - Hive - [issue]
http://issues.apache.org/jira/browse/HIVE-1830    Author: Namit Jain, 2015-01-25, 00:23
[HIVE-1344] error in select disinct - Hive - [issue]
...from T a select distinct a.* where a.ds='2010-05-01';gets a error...
http://issues.apache.org/jira/browse/HIVE-1344    Author: Namit Jain, 2015-01-19, 18:11
[HIVE-701] lots of reserved keywords in hive - Hive - [issue]
...There is a problem if we want to use some reserved keywords:for example, creating a function of name left/right ? left/right is already a reserved keyword.The other way around should also be...
http://issues.apache.org/jira/browse/HIVE-701    Author: Namit Jain, 2015-01-16, 23:02
[HIVE-4042] ignore mapjoin hint - Hive - [issue]
...After HIVE-3784, in a production environment, it can become difficult todeploy since a lot of production queries can break....
http://issues.apache.org/jira/browse/HIVE-4042    Author: Namit Jain, 2014-12-15, 00:39
[HIVE-2605] Setting no_drop on a table should cascade to child partitions - Hive - [issue]
...When NO_DROP is set on a table, it does not cascade to the partitions of the table.  There should be an option to do so....
http://issues.apache.org/jira/browse/HIVE-2605    Author: Namit Jain, 2014-12-09, 08:45
[HIVE-1413] bring a table/partition offline - Hive - [issue]
...There should be a way to bring a table/partition offline.At that time, no read/write operations should be supported on that table.It would be very useful for housekeeping operations...
http://issues.apache.org/jira/browse/HIVE-1413    Author: Namit Jain, 2014-12-09, 08:45
[HIVE-1433] move tables created in QTestUtil to a init file - Hive - [issue]
...Followup for https://issues.apache.org/jira/browse/HIVE-1405...
http://issues.apache.org/jira/browse/HIVE-1433    Author: Namit Jain, 2014-12-06, 05:23
[HIVE-1608] use sequencefile as the default for storing intermediate results - Hive - [issue]
...The only argument for having a text file for storing intermediate results seems to be better debuggability.But, tailing a sequence file is possible, and it should be more space efficient...
http://issues.apache.org/jira/browse/HIVE-1608    Author: Namit Jain, 2014-11-15, 19:27
[HIVE-1033] change default value of hive.exec.parallel to true - Hive - [issue]
...There is no harm in changing it to true. Inside facebook, we have been testing it and it seems to be stable....
http://issues.apache.org/jira/browse/HIVE-1033    Author: Namit Jain, 2014-11-06, 15:33
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NEW: Monitor These Apps!
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