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[HIVE-6430] MapJoin hash table has large memory overhead - Hive - [issue]
...Right now, in some queries, I see that storing e.g. 4 ints (2 for key and 2 for row) can take several hundred bytes, which is ridiculous. I am reducing the size of MJKey and MJRowContainer i...
http://issues.apache.org/jira/browse/HIVE-6430    Author: Sergey Shelukhin, 2014-06-14, 00:32
[HIVE-6824] Hive HBase query fails on Tez due to missing jars - part 2 - Hive - [issue]
...Follow-up from HIVE-6739. We cannot wait for Tez 0.4 (or even be sure that it will have TEZ-1004 and TEZ-1005), so I will split the patch into two. Original jira will have the straightforwar...
http://issues.apache.org/jira/browse/HIVE-6824    Author: Sergey Shelukhin, 2014-06-13, 01:51
[HIVE-7138] add row index dump capability to ORC file dump - Hive - [issue]
http://issues.apache.org/jira/browse/HIVE-7138    Author: Sergey Shelukhin, 2014-06-11, 03:07
[HIVE-6961] Drop partitions treats partition columns as strings - Hive - [issue]
...Discovered just now while testing HIVE-6945...
http://issues.apache.org/jira/browse/HIVE-6961    Author: Sergey Shelukhin, 2014-06-09, 07:39
[HIVE-7191] optimized map join hash table has a bug when it reaches 2Gb - Hive - [issue]
...Via Gopal V:Caused by: java.lang.ArrayIndexOutOfBoundsException: -204        at java.util.ArrayList.elementData(ArrayList.java:371)        a...
http://issues.apache.org/jira/browse/HIVE-7191    Author: Sergey Shelukhin, 2014-06-07, 16:49
[HIVE-6924] MapJoinKeyBytes::hashCode() should use Murmur hash - Hive - [issue]
...Existing hashCode is bad, causes HashMap to cluster...
http://issues.apache.org/jira/browse/HIVE-6924    Author: Sergey Shelukhin, 2014-05-23, 22:36
[HIVE-5626] enable metastore direct SQL for drop/similar queries - Hive - [issue]
...Metastore direct SQL is currently disabled for any queries running inside external transaction (i.e. all modification queries, like dropping stuff).This was done to keep the strictly perform...
http://issues.apache.org/jira/browse/HIVE-5626    Author: Sergey Shelukhin, 2014-05-20, 10:34
[HIVE-6070] document HIVE-6052 - Hive - [issue]
...See comments in HIVE-6052 - this is the followup jira...
http://issues.apache.org/jira/browse/HIVE-6070    Author: Sergey Shelukhin, 2014-05-19, 17:22
Re: Is there a bug in hiveserver2 metastore caused hold huge objects - Hive - [mail # dev]
...What is the count of PM-s that you are seeing when it crashes? From thatscreenshot I don't see what the problem is or I'm not reading it right.On Mon, May 19, 2014 at 1:17 AM, Meng QingPing ...
[+ more]    Author: Sergey Shelukhin, 2014-05-19, 16:42
[HIVE-6052] metastore JDO filter pushdown for integers may produce unexpected results with non-normalized integer columns - Hive - [issue]
...If integer partition columns have values stores in non-canonical form, for example with leading zeroes, the integer filter doesn't work. That is because JDO pushdown uses substrings to compa...
http://issues.apache.org/jira/browse/HIVE-6052    Author: Sergey Shelukhin, 2014-05-18, 23:53
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