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[HIVE-9416] Get rid of Extract Operator - Hive - [issue]
...Extract Operator has been there for legacy reasons. But there is no functionality it provides which cant be provided by Select Operator Instead of having two operators, one being subset of a...
http://issues.apache.org/jira/browse/HIVE-9416    Author: Ashutosh Chauhan, 2015-01-25, 01:10
[HIVE-7616] pre-size mapjoin hashtable based on statistics - Hive - [issue]
http://issues.apache.org/jira/browse/HIVE-7616    Author: Sergey Shelukhin, 2015-01-25, 00:36
[HIVE-1830] mappers in group followed by joins may die OOM - Hive - [issue]
http://issues.apache.org/jira/browse/HIVE-1830    Author: Namit Jain, 2015-01-25, 00:23
[HIVE-9457] Fix obsolete parameter name in HiveConf description of hive.hashtable.initialCapacity - Hive - [issue]
...The description of hive.hashtable.initialCapacity in HiveConf.java refers to a parameter that existed in an early patch for HIVE-7616 ("hive.hashtable.stats.key.estimate.adjustment") but was...
http://issues.apache.org/jira/browse/HIVE-9457    Author: Lefty Leverenz, 2015-01-24, 22:35
[HIVE-9449] Push YARN configuration to Spark while deply Spark on YARN[Spark Branch] - Hive - [issue]
...We only push Spark configuration and RSC configuration to Spark while launch Spark cluster now, for Spark on YARN mode, Spark need extra YARN configuration to launch Spark cluster. Besides t...
http://issues.apache.org/jira/browse/HIVE-9449    Author: Chengxiang Li, 2015-01-24, 17:18
[HIVE-8485] HMS on Oracle incompatibility - Hive - [issue]
...Oracle does not distinguish between empty strings and NULL,which proves problematic for DataNucleus.In the event a user creates a table with some property stored as an empty string the table...
http://issues.apache.org/jira/browse/HIVE-8485    Author: Ryan Pridgeon, 2015-01-24, 16:35
[HIVE-9410] ClassNotFoundException occurs during hive query case execution with UDF defined [Spark Branch] - Hive - [issue]
...We have a hive query case with UDF defined (i.e. BigBench case Q10, Q18 etc.). It will be passed for default Hive (on MR) mode, while failed for Hive On Spark mode (both Standalone and Yarn-...
http://issues.apache.org/jira/browse/HIVE-9410    Author: Xin Hao, 2015-01-24, 16:08
[HIVE-9103] Support backup task for join related optimization [Spark Branch] - Hive - [issue]
...In MR, backup task can be executed if the original task, which probably contains certain (join) optimization fails. This JIRA is to track this topic for Spark. We need to determine if we nee...
http://issues.apache.org/jira/browse/HIVE-9103    Author: Xuefu Zhang, 2015-01-24, 15:46
[HIVE-9455] MapJoin task shouldn't start if HashTableSink task failed [Spark Branch] - Hive - [issue]
...While playing with auto_join25.q, I noticed that even though the task for hash table sink failed, HOS will still continue launch the task for map join. This is not the desired result. Instea...
http://issues.apache.org/jira/browse/HIVE-9455    Author: Chao, 2015-01-24, 15:46
[expand - 1 more] - Re: how to determine the memory usage of select,join, in hive on spark? - Hive - [mail # user]
...Hi,Since you have only one worker, you should be able to use jmap to get adump of the worker process. In Hive, you can configure the memory usage forjoin.As to the slowness and hive GC you o...
   Author: Xuefu Zhang, 2015-01-24, 15:05
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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