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Re: Describe extended shows number of rows as 0 - Hive - [mail # user]
...Not that it could be related but if possible setup a Mysql or similar serious datastore….that Hive can connect to…  Its possibly not prudent spending time to analyze problems caused &nb...
   Author: Sanjay Subramanian, 2013-05-02, 14:30
Re: Variable resolution Fails - Hive - [mail # user]
...+1  agreed  Also as a general script programming practice I check if the variables I am going to use are NON empty before using them…nothing related to Hive scripts  If [ ${fr...
   Author: Sanjay Subramanian, 2013-05-01, 02:44
Re: Very poor read performance with composite keys in hbase - Hive - [mail # user]
...My experience with hive + hbase has been about 8x slower on an average. So I went ahead with hive only option.  Sent from my iPhone  On Apr 30, 2013, at 11:19 PM, "Rupinder Singh" ...
   Author: Sanjay Subramanian, 2013-04-30, 18:04
Re: map tasks are taking ever when running job on 24 TB - Hive - [mail # user]
...That’s a lot of partitions for one Hive Job ! Not sure if that itself is the root of the issues….There have been quite a few discussions on max 1000-ish number of partitions as good… Is your...
   Author: Sanjay Subramanian, 2013-04-25, 22:10
Re: how to limit mappers for a hive job - Hive - [mail # user]
...I use the following  To specify the Mapper Input Split Size (134217728 is in bytes) ============================================================= SET mapreduce.input.fileinputformat.spl...
   Author: Sanjay Subramanian, 2013-04-24, 14:51
Insight into Hive script running - Hive - [mail # user]
...Hi  Is there a way we can get insights into what stage of Hive script is running ?  We have at least 3 sub queries based have scripts…so this will be a great monitor to have  ...
   Author: Sanjay Subramanian, 2013-04-09, 21:01
[expand - 2 more] - Re: Correct syntax for EXPLAIN DEPENDENCY - Hive - [mail # user]
...Thanks I did upgrade but got stumped with this so reverted back https://issues.cloudera.org/browse/DISTRO-461  Regards sanjay  On 4/4/13 7:37 PM, "Jarek Jarcec Cecho"  wrote: ...
   Author: Sanjay Subramanian, 2013-04-05, 03:11
Re: Partition performance - Hive - [mail # user]
...The slow down is most possibly due to large number of partitions. I believe the Hive book authors tell us to be cautious with large number of partitions :-)  and I abide by that.  ...
   Author: Sanjay Subramanian, 2013-04-04, 23:06
Re: External Table to Sequence File on HDFS - Hive - [mail # user]
...Check this out http://stackoverflow.com/questions/13203770/reading-hadoop-sequencefiles-with-hive  From: Ranjitha Chandrashekar > Reply-To: "[EMAIL PROTECTED]" > Date: Wednesday, ...
   Author: Sanjay Subramanian, 2013-04-04, 06:11
Re: Problem to get hive with remote mysql metastore working - Hive - [mail # user]
...U owe all of us a Jamba Juice for not checking if the service was up  - LOL Happy Hiving sanjay From: demian rosas > Reply-To: "[EMAIL PROTECTED]" > Date: Wednesday, April 3, 2013...
   Author: Sanjay Subramanian, 2013-04-03, 21:24
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