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[HIVE-9152] Dynamic Partition Pruning [Spark Branch] - Hive - [issue]
...Tez implemented dynamic partition pruning in HIVE-7826. This is a nice optimization and we should implement the same in HOS....
http://issues.apache.org/jira/browse/HIVE-9152    Author: Brock Noland, 2014-12-17, 22:47
[HIVE-9151] Checking s against null in TezJobMonitor#getNameWithProgress() should be done earlier - Hive - [issue]
...    int spaceRemaining = COLUMN_1_WIDTH - s.length() - 1;    String trimmedVName = s;    // if the vertex name is longer than column 1 width, tri...
http://issues.apache.org/jira/browse/HIVE-9151    Author: Ted Yu, 2014-12-17, 22:25
[HIVE-9053] select constant in union all followed by group by gives wrong result - Hive - [issue]
...Here is the the way to reproduce with q test:select key from (select '1' as key from src union all select key from src)tab group by key;will giveOKNULL1This is not correct as src contains ma...
http://issues.apache.org/jira/browse/HIVE-9053    Author: Pengcheng Xiong, 2014-12-17, 22:24
[HIVE-9110] Performance of SELECT COUNT(*) FROM STORE SALES WHERE ss_item_sk IS NOT NULL [Spark Branch] - Hive - [issue]
...The query SELECT COUNT(*) FROM STORE SALES WHERE ss_item_sk IS NOT NULLcould benefit from performance enhancements....
http://issues.apache.org/jira/browse/HIVE-9110    Author: Brock Noland, 2014-12-17, 21:39
[HIVE-9147] Add unit test for HIVE-7323 - Hive - [issue]
...This unit test verifies that DateStatisticImpl doesn't store mutable objects from callers for minimum and maximum values. This ensures callers cannot modify the internal minimum and maximum ...
http://issues.apache.org/jira/browse/HIVE-9147    Author: Peter Slawski, 2014-12-17, 20:59
[HIVE-8843] Release RDD cache when Hive query is done [Spark Branch] - Hive - [issue]
...In some multi-inser cases, RDD.cache() is called to improve performance. RDD is SparkContext specific, but the caching is useful only for the query. Thus, once the query is executed, we need...
http://issues.apache.org/jira/browse/HIVE-8843    Author: Xuefu Zhang, 2014-12-17, 20:38
[expand - 2 more] - Re: Native ORC - Hive - [mail # dev]
...I also feel in the long run it would be good to have ORC as a separate project (ASF) independent of hive. Having it in hive will only make it harder to modularize (SARG, vectorized readers, ...
   Author: Prasanth Jayachandran, 2014-12-17, 20:28
[HIVE-7323] Date type stats in ORC sometimes go stale - Hive - [issue]
...I cannot make proper test case but sometimes min/max value in date type stats is changed in runtime. Stats for other type contains non-mutable values in it but date type stats contains DateW...
http://issues.apache.org/jira/browse/HIVE-7323    Author: Navis, 2014-12-17, 19:38
[HIVE-9074] add ability to force direct sql usage for perf reasons - Hive - [issue]
...Some people run direct SQL and hit failures (e.g. due to Oracle 1000-in-expressions stupidity, illegal cast "optimization" in Derby and Oracle, or some other Hive and DB bugs). Currently, it...
http://issues.apache.org/jira/browse/HIVE-9074    Author: Sergey Shelukhin, 2014-12-17, 19:27
[HIVE-9140] Add ReduceExpressionRules from Calcite into Hive - Hive - [issue]
...These rules provide a form of constant folding....
http://issues.apache.org/jira/browse/HIVE-9140    Author: Ashutosh Chauhan, 2014-12-17, 17:39
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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