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[HIVE-7158] Use Tez auto-parallelism in Hive - Hive - [issue]
...Tez can optionally sample data from a fraction of the tasks of a vertex and use that information to choose the number of downstream tasks for any given scatter gather edge.Hive estimates the...
http://issues.apache.org/jira/browse/HIVE-7158    Author: Gunther Hagleitner, 2014-11-11, 00:21
[HIVE-8042] Optionally allow move tasks to run in parallel - Hive - [issue]
...hive.exec.parallel allows one to run different stages of a query in parallel. However that applies only to map-reduce tasks. When using large multi insert queries there are many MoveTasks th...
http://issues.apache.org/jira/browse/HIVE-8042    Author: Gunther Hagleitner, 2014-11-10, 23:32
[HIVE-8800] Update release notes and notice for hive .14 - Hive - [issue]
http://issues.apache.org/jira/browse/HIVE-8800    Author: Gunther Hagleitner, 2014-11-09, 02:49
[HIVE-8799] boatload of missing apache headers - Hive - [issue]
...Adding missing apache headers to a number of files....
http://issues.apache.org/jira/browse/HIVE-8799    Author: Gunther Hagleitner, 2014-11-09, 02:18
[HIVE-7826] Dynamic partition pruning on Tez - Hive - [issue]
...It's natural in a star schema to map one or more dimensions to partition columns. Time or location are likely candidates. It can also useful to be to compute the partitions one would like to...
http://issues.apache.org/jira/browse/HIVE-7826    Author: Gunther Hagleitner, 2014-11-09, 00:30
[HIVE-7299] Enable metadata only optimization on Tez - Hive - [issue]
...Enables the metadata only optimization (the one with OneNullRowInputFormat not the query-result-from-stats optimizaton)...
http://issues.apache.org/jira/browse/HIVE-7299    Author: Gunther Hagleitner, 2014-11-09, 00:25
[HIVE-8794] Hive on Tez leaks AMs when killed before first dag is run - Hive - [issue]
...The shutdown hook that guards against this kind of leakage is only set up when the TezJobMonitor class is loaded. If you kill the shell before that - that might be too late....
http://issues.apache.org/jira/browse/HIVE-8794    Author: Gunther Hagleitner, 2014-11-08, 22:24
[HIVE-8781] Nullsafe joins are busted on Tez - Hive - [issue]
http://issues.apache.org/jira/browse/HIVE-8781    Author: Gunther Hagleitner, 2014-11-08, 00:21
[HIVE-7271] Speed up unit tests - Hive - [issue]
...Did some experiments to see if there's a way to speed up unit tests. TestCliDriver seemed to take a lot of time just spinning up/tearing down JVMs. I was also curious to see if running every...
http://issues.apache.org/jira/browse/HIVE-7271    Author: Gunther Hagleitner, 2014-11-07, 02:30
[HIVE-8724] Right outer join produces incorrect result on Tez - Hive - [issue]
...Still working on repro. But when testing h14 in the cluster I've seen some errors with right outer joins. Rewriting as left outer joins works fine. It seems that when initializing the groups...
http://issues.apache.org/jira/browse/HIVE-8724    Author: Gunther Hagleitner, 2014-11-05, 22:54
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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