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[expand - 1 more] - Re: Getting Tez working against cdh 5.3 - Hive - [mail # user]
...Hi Ed,Can you post your concerns to [EMAIL PROTECTED]? Someone should be able to help you out with the issue.- PrasanthOn Tue, Jan 20, 2015 at 12:35 PM, Edward Capriolo wrote:CONFIDENTIALITY...
   Author: Prasanth Jayachandran, 2015-01-20, 21:48
Re: sum a double in ORC bug? - Hive - [mail # user]
...Hi NickCan you try disabling predicate pushdown in ORC and see if you are getting correct results?set hive.optimize.index.filter=false;This is just to rule out the possibility of bug in pred...
   Author: Prasanth Jayachandran, 2015-01-20, 19:13
[HIVE-9188] BloomFilter in ORC row group index - Hive - [issue]
...BloomFilters are well known probabilistic data structure for set membership checking. We can use bloom filters in ORC index for better row group pruning. Currently, ORC row group index uses ...
http://issues.apache.org/jira/browse/HIVE-9188    Author: Prasanth Jayachandran, 2015-01-13, 21:45
[HIVE-9300] Make TCompactProtocol configurable - Hive - [issue]
...Revert HIVE-9049 as it breaks compatibility. Make TCompactProtocol configurable with default disabled....
http://issues.apache.org/jira/browse/HIVE-9300    Author: Prasanth Jayachandran, 2015-01-08, 21:23
[HIVE-9049] Metastore should use TCompactProtocol as opposed to TBinaryProtocol - Hive - [issue]
...Hive metastore server/client uses TBinaryProtocol. Although binary protocol is better than simple text/json protocol it is not as effective as TCompactProtocol. TCompactProtocol is typically...
http://issues.apache.org/jira/browse/HIVE-9049    Author: Prasanth Jayachandran, 2015-01-07, 23:27
[expand - 1 more] - Re: orc ppd bug report - Hive - [mail # user]
...Hi Which version of hive are you using? I tried your test case in hive trunk and it seems to work fine. In both cases where PPD enabled and disabled I am getting 3 as the result.- PrasanthOn...
   Author: Prasanth Jayachandran, 2015-01-07, 01:29
[HIVE-9197] fix lvj_mapjoin.q diff in trunk - Hive - [issue]
...Since lvj_mapjoin.q was disabled when HIVE-9037 was committed, the golden file needs to be updated....
http://issues.apache.org/jira/browse/HIVE-9197    Author: Prasanth Jayachandran, 2014-12-23, 19:22
[HIVE-8888] Mapjoin with LateralViewJoin generates wrong plan in Tez - Hive - [issue]
...Queries like these with sub1 as(select aid, avalue from expod1 lateral view explode(av) avs as avalue ),sub2 as(select bid, bvalue from expod2 lateral view explode(bv) bvs as bvalue)select s...
http://issues.apache.org/jira/browse/HIVE-8888    Author: Prasanth Jayachandran, 2014-12-22, 18:54
[HIVE-9166] Place an upper bound for SARG CNF conversion - Hive - [issue]
...SARG creation in ORC, applies several optimizations to expression tree. In that CNF conversion is an exponential algorithm as it finds all combinations of expressions when converting from OR...
http://issues.apache.org/jira/browse/HIVE-9166    Author: Prasanth Jayachandran, 2014-12-19, 19:26
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
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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