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[IMPALA-1901] Support subqueries in disjunctions - Impala - [issue]
...For example a query likeselect count from t1 where ( t1.a > 5 and not exists (select * from t2 where t1.a=t2.b)) or ( t1.a > 5 and not exists (select * from t2 where t1.a=t2.b));Curren...
http://issues.cloudera.org/browse/IMPALA-1901    Author: Bharath Vissapragada, 2015-03-18, 07:24
[IMPALA-1874] Support direct hfile reads on hbase tables - Impala - [issue]
...Currently all hbase scans go via hbase's Scan api. However for static tables it might be much quicker to directly read the HFiles, something like HFileInputFormat in hive. This avoids entire...
http://issues.cloudera.org/browse/IMPALA-1874    Author: Bharath Vissapragada, 2015-03-11, 07:31
[expand - 1 more] - Re: impala is unable to do selects or count() from hbase mapped tables - Impala - [mail # user]
...With CM, the configs for the service side are present in/var/run/cloudera-scm-agent/process/*IMPALA* on impalads. (You can checkthe hbase-site.xml in hbase-conf dir in this path to confirm i...
   Author: Bharath Vissapragada, 2015-02-26, 10:17
[expand - 1 more] - Re: Modifying heap size for catalogd - Impala - [mail # user]
...Theoretically its possible, but I haven't tried it myself. Did you checkout the latest release 5.3.1 ? That has some interesting bug fixes.On Sat, Feb 21, 2015 at 7:49 AM, Sean O'Brien  ...
   Author: Bharath Vissapragada, 2015-02-23, 05:49
[expand - 1 more] - Re: What factors control the HDFS reader thread number? - Impala - [mail # user]
...s/logical/rotationalOn Fri, Feb 20, 2015 at 2:40 PM, Bharath Vissapragada <[EMAIL PROTECTED]Bharath VissapragadaTo unsubscribe from this group and stop receiving emails from it, send an e...
   Author: Bharath Vissapragada, 2015-02-20, 09:12
Re: How to get the JVM thread names of impalad process - Impala - [mail # user]
...Did you try it as impala user (or whoever is running impalad) ? sudo -uimpala jstack On Thu, Feb 19, 2015 at 1:13 PM, Jim Green  wrote:Bharath VissapragadaTo unsubscribe from this group...
   Author: Bharath Vissapragada, 2015-02-19, 08:23
[IMPALA-1748] Provide support for registering permanent udfs - Impala - [issue]
...Hive already implements it via HIVE-6047. So we have the metastore support for it ready. We just need to tune our catalog to read and load them during startup. Otherwise all the UDFs are los...
http://issues.cloudera.org/browse/IMPALA-1748    Author: Bharath Vissapragada, 2015-02-11, 05:33
[IMPALA-1657] Improve logging incase of query failures with negative cardinalities - Impala - [issue]
...Currently we just abort with the following message if we encounter -ve cardinalities while planning.IllegalStateException: Internal error: invalid scan node cardinality: -2140102Instead if w...
http://issues.cloudera.org/browse/IMPALA-1657    Author: Bharath Vissapragada, 2015-02-10, 20:29
Re: Impala memory leak CDH 5.3 - Impala - [mail # user]
...Could be https://issues.cloudera.org/browse/IMPALA-1674 .On Tue, Feb 3, 2015 at 1:37 PM, Andrejs Dubovskis wrote:Bharath VissapragadaTo unsubscribe from this group and stop receiving emails ...
   Author: Bharath Vissapragada, 2015-02-03, 08:16
Re: ERROR: IllegalStateException: Internal error: invalid scan node cardinality: -2140102 - Impala - [mail # user]
...Thanks for the suggestion. I've raised IMPALA-1657 to track this. Btw, doyou have a minimal dataset that can reproduce the -ve cardinality in stats?On Tue, Jan 13, 2015 at 10:55 AM, Goun Na ...
   Author: Bharath Vissapragada, 2015-01-13, 06:01
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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