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[HIVE-8828] Remove hadoop 20 shims - Hive - [issue]
...CLEAR LIBRARY CACHESee : mailing list discussion...
http://issues.apache.org/jira/browse/HIVE-8828    Author: Ashutosh Chauhan, 2014-11-20, 19:07
[HIVE-8435] Add identity project remover optimization - Hive - [issue]
...In some cases there is an identity project in plan which is useless. Better to optimize it away to avoid evaluating it without any benefit at runtime....
http://issues.apache.org/jira/browse/HIVE-8435    Author: Ashutosh Chauhan, 2014-11-20, 17:48
[HIVE-8025] [CBO] Handle null-safe joins - Hive - [issue]
...We will not optimize query containing NS join expression because our join reordering algo cant optimize such joins....
http://issues.apache.org/jira/browse/HIVE-8025    Author: Ashutosh Chauhan, 2014-11-20, 16:20
[HIVE-8925] Move semantic correctness check to parser for having by queries - Hive - [issue]
...For invalid queries likeselect * from t1 having c1 > 0;Currently semantic correctness check is done in semantic analyzer, but this can be caught right at parse time by tightening up our g...
http://issues.apache.org/jira/browse/HIVE-8925    Author: Ashutosh Chauhan, 2014-11-20, 15:59
[HIVE-8060] [CBO] Handle tables with serde supplied schema - Hive - [issue]
...Disable cbo in such cases....
http://issues.apache.org/jira/browse/HIVE-8060    Author: Ashutosh Chauhan, 2014-11-20, 15:33
[HIVE-8907] Partition Condition Remover doesn't remove conditions involving cast on partition column - Hive - [issue]
...e.g,create table partition_test_partitioned(key string, value string) partitioned by (dt string) explain select * from partition_test_partitioned where cast(dt as double) >=100.0 and...
http://issues.apache.org/jira/browse/HIVE-8907    Author: Ashutosh Chauhan, 2014-11-18, 21:32
[HIVE-6977] Delete Hiveserver1 - Hive - [issue]
...See mailing list discussion....
http://issues.apache.org/jira/browse/HIVE-6977    Author: Ashutosh Chauhan, 2014-11-18, 10:02
[HIVE-8598] Push constant filters through joins - Hive - [issue]
...Will make NullScanOptimizer more effective....
http://issues.apache.org/jira/browse/HIVE-8598    Author: Ashutosh Chauhan, 2014-11-13, 19:44
[HIVE-8298] Incorrect results for n-way join when join expressions are not in same order across joins - Hive - [issue]
...select *  from srcpart a join srcpart b on a.key = b.key and a.hr = b.hr join srcpart c on a.hr = c.hr and a.key = c.key;is minimal query which reproduces it...
http://issues.apache.org/jira/browse/HIVE-8298    Author: Ashutosh Chauhan, 2014-11-13, 16:12
[HIVE-7255] Allow partial partition spec in analyze command - Hive - [issue]
...So that stats collection can happen for multiple partitions through one statement....
http://issues.apache.org/jira/browse/HIVE-7255    Author: Ashutosh Chauhan, 2014-11-12, 01:50
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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