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[HIVE-860] Persistent distributed cache - Hive - [issue]
...DistributedCache is shared across multiple jobs, if the hdfs file name is the same.We need to make sure Hive put the same file into the same location every time and do not overwrite if the f...
http://issues.apache.org/jira/browse/HIVE-860    Author: Zheng Shao, 2014-07-02, 08:52
[HIVE-775] Hive to support "Set" type - Hive - [issue]
...Thrift supports a type "set" which maps to "java.util.Set". Hive should support this as well.We can either add "set" to "array", "struct", "map", or we can just treat "set" as an "array" whi...
http://issues.apache.org/jira/browse/HIVE-775    Author: Zheng Shao, 2014-05-01, 18:37
[HIVE-537] Hive TypeInfo/ObjectInspector to support union (besides struct, array, and map) - Hive - [issue]
...There are already some cases inside the code that we use heterogeneous data: JoinOperator, and UnionOperator (in the sense that different parents can pass in records with different ObjectIns...
http://issues.apache.org/jira/browse/HIVE-537    Author: Zheng Shao, 2013-11-14, 03:32
[HIVE-270] Add a lazy-deserialized SerDe for space and cpu efficient serialization of rows with primitive types - Hive - [issue]
...We want to add a lazy-deserialized SerDe for space and cpu efficient serialization of rows with primitive types.This SerDe will share the same format as MetadataTypedColumnsetSerDe/TCTLSepar...
http://issues.apache.org/jira/browse/HIVE-270    Author: Zheng Shao, 2013-09-07, 14:51
[HIVE-268] "Insert Overwrite Directory" to accept configurable table row format - Hive - [issue]
...There is no way for the users to control the file format when they are outputting the result into a directory.We should allow:INSERT OVERWRITE DIRECTORY "/user/zshao/result"ROW FORMAT DELIMI...
http://issues.apache.org/jira/browse/HIVE-268    Author: Zheng Shao, 2013-06-07, 04:37
[HIVE-396] Hive performance benchmarks - Hive - [issue]
...We need some performance benchmark to measure and track the performance improvements of Hive.Some references:PIG performance benchmarks PIG-200PigMix: http://wiki.apache.org/pig/PigMix...
http://issues.apache.org/jira/browse/HIVE-396    Author: Zheng Shao, 2013-04-24, 17:01
[HIVE-401] Reduce the ant test time to under 15 minutes - Hive - [issue]
..."ant test" is taking too long. This is a big overhead for development since we need to do context switching all the time.We should bring the time back to under 15 minutes....
http://issues.apache.org/jira/browse/HIVE-401    Author: Zheng Shao, 2012-12-28, 05:07
[HIVE-1133] Refactor InputFormat and OutputFormat for Hive - Hive - [issue]
...Currently we ran into several problems of the FileInputFormat/OutputFormat in Hive.The requirements are:R1. We want to support HBase: HIVE-806R2. We want to selectively include files based o...
http://issues.apache.org/jira/browse/HIVE-1133    Author: Zheng Shao, 2012-11-02, 18:15
[HIVE-306] Support "INSERT [INTO] destination" - Hive - [issue]
...Currently hive only supports "INSERT OVERWRITE destination". We should support "INSERT [INTO] destination"....
http://issues.apache.org/jira/browse/HIVE-306    Author: Zheng Shao, 2012-10-23, 02:29
[HIVE-345] Extend Date UDFs to support time zone and full specs as in MySQL - Hive - [issue]
...Most of the Date UDF in Hive now are based on String instead of Date objects, and they have limited functionality compared with MySQL.http://dev.mysql.com/doc/refman/5.1/en/date-and-time-fun...
http://issues.apache.org/jira/browse/HIVE-345    Author: Zheng Shao, 2012-10-08, 05:23
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