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[HIVE-5377] the error handling in serialize/deserializeExpression is insufficient, some test may pass in error - Hive - [issue]
...TestSearchArgumentImpl output has stuff like this:Continuing ...java.lang.NoSuchMethodException: <unbound>=GenericUDFBridge.setUdfClass(Class);Continuing ...java.lang.NoSuchMethodExcep...
http://issues.apache.org/jira/browse/HIVE-5377    Author: Sergey Shelukhin, 2013-11-06, 19:37
MR logs during .q file tests - Hive - [mail # dev]
...Hi.  Is there any way to get MR logs during .q tests? Ideally, without changing code.  MR logs by default don't go into hive.log, even though the logging from caller alleges that's...
   Author: Sergey Shelukhin, 2013-11-06, 02:40
Re: maven build of itests - Hive - [mail # dev]
...Yeah, compiling them together might simplify things imo   On Tue, Nov 5, 2013 at 4:20 PM, Brock Noland  wrote:   CONFIDENTIALITY NOTICE NOTICE: This message is intended for th...
   Author: Sergey Shelukhin, 2013-11-06, 00:48
[HIVE-5705] TopN might use better heuristic for disable - Hive - [issue]
...Right now, if TopN overruns memory threshold it disables itself if it couldn't directly exclude rows as they are sent; it doesn't count evictions that were initially put in the heap and then...
http://issues.apache.org/jira/browse/HIVE-5705    Author: Sergey Shelukhin, 2013-11-01, 17:51
[HIVE-5670] annoying ZK exceptions are annoying - Hive - [issue]
...when I run tests locally (or on cluster IIRC) there are bunch of ZK-related exceptions in Hive log, such as2013-10-28 09:50:50,851 ERROR zookeeper.ClientCnxn (ClientCnxn.java:processEvent(52...
http://issues.apache.org/jira/browse/HIVE-5670    Author: Sergey Shelukhin, 2013-10-31, 00:51
[HIVE-5588] change TopN to be an operator - Hive - [issue]
...See HIVE-5503, as well as the discussion in HIVE-3562.If topN is a separate operator, it can be reused for file sink, and vectorized version can be implemented....
http://issues.apache.org/jira/browse/HIVE-5588    Author: Sergey Shelukhin, 2013-10-28, 22:09
[HIVE-5658] count(distinct) produces confusing results for null - Hive - [issue]
...select csmallint, count(distinct(csmallint)) from alltypesorc group by csmallint limit 3;produces:NULL 0-16379 1-16373 1There are records in table with NULL values; however the count in this...
http://issues.apache.org/jira/browse/HIVE-5658    Author: Sergey Shelukhin, 2013-10-28, 16:43
[HIVE-5654] Perflogger that writes to some database - Hive - [issue]
...See HIVE-5589, also there were some other discussions around it.There should be some query ID associated with all perflogger statements to group them by query, and non-abbreviated query shou...
http://issues.apache.org/jira/browse/HIVE-5654    Author: Sergey Shelukhin, 2013-10-25, 23:55
[HIVE-5634] use ReduceSinkOperator when outputting for client-side reducer - Hive - [issue]
...See HIVE-4002.We can replace OutputCollector in ReduceSink to output to say a sequence file. Then instead of fetching file output written by file sinks in map tasks, the client-side reducer ...
http://issues.apache.org/jira/browse/HIVE-5634    Author: Sergey Shelukhin, 2013-10-24, 00:25
[HIVE-5549] ql partition object may not be necessary; pruner might be able to return MPartition-s - Hive - [issue]
...For code cleanup, and to improve perf a bit, it is possible to get rid of ql Partition object in many places. PrunedPartitionsList can have MPartitions inside; for many if not all users of i...
http://issues.apache.org/jira/browse/HIVE-5549    Author: Sergey Shelukhin, 2013-10-15, 19:42
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