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[HIVE-4660] Let there be Tez - Hive - [issue]
...Tez is a new application framework built on Hadoop Yarn that can execute complex directed acyclic graphs of general data processing tasks. Here's the project's page: http://incubator.apache....
http://issues.apache.org/jira/browse/HIVE-4660    Author: Gunther Hagleitner, 2014-07-31, 19:08
[HIVE-7096] Support grouped splits in Tez partitioned broadcast join - Hive - [issue]
...Same checks for schema + deser + file format done in HiveSplitGenerator need to be done in the CustomPartitionVertex....
http://issues.apache.org/jira/browse/HIVE-7096    Author: Gunther Hagleitner, 2014-07-31, 03:03
[HIVE-7546] Pull partition and column stats regardless of hive conf settings - Hive - [issue]
...Because of performance reasons we have flags to avoid loading certain stats when requested. That's fine for the join selection algo, but CBO needs these stats.This patch separates the two so...
http://issues.apache.org/jira/browse/HIVE-7546    Author: Gunther Hagleitner, 2014-07-30, 02:11
[HIVE-4260] union_remove_12, union_remove_13 are failing on hadoop2 - Hive - [issue]
...Problem goes away if hive.mapjoin.hint is set to true. Need to investivate why they are failing without it....
http://issues.apache.org/jira/browse/HIVE-4260    Author: Gunther Hagleitner, 2014-07-28, 08:55
Re: Query difference between 2 tables - Hive - [mail # user]
...select x from t1 left outer join t2 on t1.x = t2.x where t2.x is nullshould work.Thanks,Gunther.On Tue, Jul 22, 2014 at 11:01 AM, Brenden Cobb wrote:CONFIDENTIALITY NOTICENOTICE: This messag...
   Author: Gunther Hagleitner, 2014-07-22, 19:04
[HIVE-7388] Remove non-ascii char from comments - Hive - [issue]
http://issues.apache.org/jira/browse/HIVE-7388    Author: Gunther Hagleitner, 2014-07-18, 03:08
[expand - 1 more] - Re: Review Request 23404: Optimize for empty relation scans - Hive - [mail # dev]
...This is an automatically generated e-mail. To reply, visit:https://reviews.apache.org/r/23404/#review47797common/src/java/org/apache/hadoop/hive/conf/HiveConf.java    nit, spa...
   Author: Gunther Hagleitner, 2014-07-15, 19:05
Re: Review Request 23509: column stats collection throws exception if all values for a column is null - Hive - [mail # dev]
...This is an automatically generated e-mail. To reply, visit:https://reviews.apache.org/r/23509/#review47793ql/src/test/queries/clientpositive/colstats_all_nulls.q    can you ad...
   Author: Gunther Hagleitner, 2014-07-15, 18:52
[HIVE-7076] Plugin (exec hook) to log to application timeline data to Yarn - Hive - [issue]
...See: https://issues.apache.org/jira/browse/YARN-1530This is a simple pre/post exec hook to log query + plan information to yarn. This information can be used to build tools and UIs to monito...
http://issues.apache.org/jira/browse/HIVE-7076    Author: Gunther Hagleitner, 2014-07-12, 15:55
[HIVE-7011] HiveInputFormat's split generation isn't thread safe - Hive - [issue]
...Tez will do split generation in parallel. Need to protect the inputformat cache against concurrent access....
http://issues.apache.org/jira/browse/HIVE-7011    Author: Gunther Hagleitner, 2014-07-12, 06:04
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