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[HIVE-6125] Tez: Refactoring changes - Hive - [issue]
...In order to facilitate merge back I've separated out all the changes that don't require Tez. These changes introduce new interfaces, move code etc. In preparation of the Tez specific classes...
http://issues.apache.org/jira/browse/HIVE-6125    Author: Gunther Hagleitner, 2014-08-10, 05:03
[expand - 2 more] - Re: Review Request 24427: HIVE-7616 pre-size mapjoin hashtable based on statistics - Hive - [mail # dev]
...I do that anyways.- GuntherThis is an automatically generated e-mail. To reply, visit:https://reviews.apache.org/r/24427/#review49830On Aug. 7, 2014, 11:53 p.m., Sergey Shelukhin wrote: ...
   Author: Gunther Hagleitner, 2014-08-08, 20:33
[HIVE-6128] Add tez variables to hive-default.xml - Hive - [issue]
...hive.orc.splits.include.file.footerhive.orc.cache.stripe.details.size...
http://issues.apache.org/jira/browse/HIVE-6128    Author: Gunther Hagleitner, 2014-08-08, 17:14
[HIVE-7612] Add link to parent vertex to mapjoin in explain - Hive - [issue]
http://issues.apache.org/jira/browse/HIVE-7612    Author: Gunther Hagleitner, 2014-08-05, 07:45
[HIVE-7611] Workaround for pom issue with optiq-avatica - Hive - [issue]
http://issues.apache.org/jira/browse/HIVE-7611    Author: Gunther Hagleitner, 2014-08-05, 03:24
[HIVE-6157] Fetching column stats slower than the 101 during rush hour - Hive - [issue]
..."hive.stats.fetch.column.stats" controls whether the column stats for a table are fetched during explain (in Tez: during query planning). On my setup (1 table 4000 partitions, 24 columns) th...
http://issues.apache.org/jira/browse/HIVE-6157    Author: Gunther Hagleitner, 2014-08-01, 07:20
[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
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