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[HIVE-8785] HiveServer2 LogDivertAppender should be more selective for beeline getLogs - Hive - [issue]
...A simple query run via beeline JDBC like explain select count(1) from testing.foo; produces 50 lines of output which looks like 0: jdbc:hive2://localhost:10002> explain select count(1) fr...
http://issues.apache.org/jira/browse/HIVE-8785    Author: Gopal V, 2014-12-14, 11:08
Re: Tez session after closing CLI - Hive - [mail # user]
...On 12/8/14, 10:09 PM, Fabio wrote:Not in the way you described, but HiveServer2 can pool connections.Then beeline (not fat client, but the thin SQL CLI) can connect to it and pick up an exis...
   Author: Gopal V, 2014-12-09, 07:30
[expand - 1 more] - Re: Insert into dynamic partitions performance - Hive - [mail # user]
...On 12/6/14, 10:11 PM, Daniel Haviv wrote:Yes.hive.optimize.sort.dynamic.partition=true; does nearly that.It raises the net number of useful reducers to total-num-of-partitions x total-num-bu...
   Author: Gopal V, 2014-12-07, 07:10
Re: Enabling Tez sessions on HiveServer2 - Hive - [mail # user]
...On 12/3/14, 3:34 PM, Pala M Muthaia wrote:Not sure if you're trying to use HiveServer2 with ACL'd tables.https://cwiki.apache.org/confluence/display/Hive/SQL+Standard+Based+Hive+Authorizatio...
   Author: Gopal V, 2014-12-05, 02:32
[HIVE-7313] Allow session-level temp-tables to be marked as in-memory tables - Hive - [issue]
...When the hadoop-2.3C shims are in action, APIs which can pin small tables into memory are available.Any session with an in-memory table can create HDFS in-memory pools with default caching s...
http://issues.apache.org/jira/browse/HIVE-7313    Author: Gopal V, 2014-11-24, 04:41
Re: Hive on Tez Error - Hive - [mail # user]
...On 11/21/14, 10:11 AM, peterm_second wrote:I'll take a shot at the problem.Somewhere in your configuration, there's the equivalent of a "*" in the AUX jars or in an "ADD FILE" or in the tez....
   Author: Gopal V, 2014-11-22, 02:02
[HIVE-8930] Vector coalesce operators should push down casts - Hive - [issue]
...set hive.vectorized.execution.enabled=true;create temporary table xx (call_duration string, call_type string) stored as orc;insert into table xx values (null, "X"), ("0", "X"), ("1", "X"), (...
http://issues.apache.org/jira/browse/HIVE-8930    Author: Gopal V, 2014-11-20, 23:09
[HIVE-7144] GC pressure during ORC StringDictionary writes - Hive - [issue]
...When ORC string dictionary writes data out, it suffers from bad GC performance due to a few allocations in-loop.The conversions are as followsStringTreeWriter::getStringValue() causes 2 conv...
http://issues.apache.org/jira/browse/HIVE-7144    Author: Gopal V, 2014-11-13, 19:44
Re: basic, dumb getting started question (single-node) - Hive - [mail # user]
...On 11/12/14, 1:27 PM, Nicholas Murphy wrote:I do a build the first thing every morning with the latest of Tez/Hive & leave perf runs in the night, if all day it didn't give me any errors.So,...
   Author: Gopal V, 2014-11-12, 23:01
[HIVE-7917] Hive max reducers count has regressed from a prime number to 999  (re-apply HIVE-7158) - Hive - [issue]
...HIVE-6037 overwrote configuration changes made by HIVE-7158 for Configuration parameters related to reducer parallelism.The changes need to be reapplied....
http://issues.apache.org/jira/browse/HIVE-7917    Author: Gopal V, 2014-11-11, 00:14
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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