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[HIVE-420] Support regular expressions for column in select clause - Hive - [issue]
...support queries like  select a.`(ds|hr)?+.+` from a where a.ds='2009-09-09'   which are useful when there are humongous number of columns in a table and want to select all col...
http://issues.apache.org/jira/browse/HIVE-420    Author: Prasad Chakka, 2014-08-06, 18:40
[HIVE-38] streamline metastore options in hive-default.xml - Hive - [issue]
...there are quite a few metastore configurations for hive.1) specify the type of metastore to use (sql or file – usefilestore option)2) embedded derby datbase (by setting JDBCDriverName ...
http://issues.apache.org/jira/browse/HIVE-38    Author: Prasad Chakka, 2014-08-05, 23:10
[HIVE-675] Add Database/Schema support to Hive QL - Hive - [issue]
...Currently all Hive tables reside in single namespace (default). Hive should support multiple namespaces (databases or schemas) such that users can create tables in their specific namespaces....
http://issues.apache.org/jira/browse/HIVE-675    Author: Prasad Chakka, 2014-07-30, 06:04
[HIVE-238] complex columns are not handled properly in cluster by, distributed by, sort by clauses and in some select clauses - Hive - [issue]
...if a column is complex then the sub fields can't be referenced in cluster by, distributed by, sort by clausesfor example if column c1 is an object with attributes a and b then the following ...
http://issues.apache.org/jira/browse/HIVE-238    Author: Prasad Chakka, 2014-05-16, 19:12
[HIVE-417] Implement Indexing in Hive - Hive - [issue]
...Implement indexing on Hive so that lookup and range queries are efficient....
http://issues.apache.org/jira/browse/HIVE-417    Author: Prasad Chakka, 2014-04-05, 22:56
[HIVE-446] Implement TRUNCATE - Hive - [issue]
...truncate the data but leave the table and metadata intact....
http://issues.apache.org/jira/browse/HIVE-446    Author: Prasad Chakka, 2014-01-22, 06:04
[HIVE-279] Implement predicate push down for hive queries - Hive - [issue]
...Push predicates that are expressed in outer queries into inner queries where possible so that rows will get filtered out sooner.eg.select a., b. from a join b on (a.uid = b.uid) where a.age ...
http://issues.apache.org/jira/browse/HIVE-279    Author: Prasad Chakka, 2013-12-16, 11:38
[HIVE-7] Partition keys are still treated as strings irrespective of their defined type in runtime. - Hive - [issue]
...RowResolver and MapOperator treat partition keys as String objects. The strings should be converted to appropriate type object in runtime....
http://issues.apache.org/jira/browse/HIVE-7    Author: Prasad Chakka, 2013-07-26, 06:02
[HIVE-342] TestMTQueries is broken - Hive - [issue]
...It has been broken for quite sometime but the build is not failing....
http://issues.apache.org/jira/browse/HIVE-342    Author: Prasad Chakka, 2011-12-17, 00:09
[HIVE-228] Make ql.metadata.Partition constructor public - Hive - [issue]
...This is needed in case new partitions need to be added programmatically (especially when fixing in-correct metadata)...
http://issues.apache.org/jira/browse/HIVE-228    Author: Prasad Chakka, 2011-12-17, 00:09
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