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Hive query parser bug resulting in "FAILED: NullPointerException null" - Hive - [mail # user]
...Hi all,we've experienced a bug which seems to be caused by having a queryconstraint involving partitioned columns. The following query results in"FAILED: NullPointerException null" being ret...
   Author: Krishna Rao, 2014-02-27, 12:45
Failed to report status for x minutes - Hive - [mail # user]
...Hi all,  We've been running into this problem a lot recently on a particular reduce task. I'm aware that I can work around it by uping the "mapred.task.timeout".  However, I would ...
   Author: Krishna Rao, 2013-11-29, 12:11
Re: Add external jars automatically - Hive - [mail # user]
...Ah great, the auxlib dir option sounds perfect.  Cheers   On 13 March 2013 17:41, Alex Kozlov  wrote:  ...
   Author: Krishna Rao, 2013-03-13, 17:54
Re: hive commands from a file - Hive - [mail # user]
...Hi Sai,  just use the "-f" arg together with the file name. For details see: https://cwiki.apache.org/Hive/languagemanual-cli.html  Krishna  On 4 March 2013 10:24, Sai Sai &nb...
   Author: Krishna Rao, 2013-03-04, 10:28
NoClassDefFoundError: org/apache/hadoop/mapreduce/util/HostUtil - Hive - [mail # user]
...Hi all,  I'm occasionally getting the following error, usually after running an expensive Hive query (creating 20 or so MR jobs):  *** Error during job, obtaining debugging informa...
   Author: Krishna Rao, 2013-02-07, 10:45
Re: Find out what's causing an InvalidOperationException - Hive - [mail # user]
...The data types are the same. In fact, the statement works the first time, but not the second (I change a WHERE constraint to give different data).  I presume it is some invalid data, bu...
   Author: Krishna Rao, 2013-01-09, 15:28
Re: Job counters limit exceeded exception - Hive - [mail # user]
...I ended up increasing the counters limit to 130 which solved my issue.  Do you know of any good sources to learn how to decipher hive's EXPLAIN?  Cheers,  Krishna   On 2 ...
   Author: Krishna Rao, 2013-01-04, 14:28
- Hive - [mail # user]
...A particular query that I run fails with the following error:  *** Job 18: Map: 2  Reduce: 1   Cumulative CPU: 3.67 sec   HDFS Read: 0 HDFS Write: 0 SUCCESS Exception in ...
   Author: Krishna Rao, 2012-12-31, 15:45
Re: Possible to set map/reduce log level in configuration file? - Hive - [mail # user]
...On 18 December 2012 02:05, Mark Grover  wrote:    I need it to work for all users. So the cleanest non-duplicating solution, seems to be in the hive bin directory (and then co...
   Author: Krishna Rao, 2012-12-18, 10:15
Re: Hive compression with external table - Hive - [mail # user]
...Thanks for the reply. Compressed sequence files with compression might work. However, it's not clear to me if it's possible to read Sequence files using an external table.  On 5 Novembe...
   Author: Krishna Rao, 2012-11-06, 09:50
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