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appending data to clustered tables. - Hive - [mail # dev]
...Hi,Is there a way to add data into a bucketed/clustered table in hive-0.11. Ihave a clustered table with 32 buckets (no partitions) with some data, canI append more data by running a "insert...
   Author: Sukhendu Chakraborty, 2014-02-19, 23:45
mapjoin on subquery result - Hive - [mail # dev]
...Hi,  Is there anyway mapjoin works on the subquery(not the underlying table). I have the following query:  select external_id,count(category_id) from catalog_products_in_categories...
   Author: Sukhendu Chakraborty, 2013-12-04, 17:05
map join in subqueries - Hive - [mail # dev]
...Hi,  Is there anyway mapjoin works on the subquery(not the underlying table). I have the following query:  select external_id,count(category_id) from catalog_products_in_categories...
   Author: Sukhendu Chakraborty, 2013-12-04, 01:45
HIVE optimizer enhancements in 0.9.0+ releases - Hive - [mail # dev]
...Hi,  I am a HIVE user who is working on anlytical applications on large data sets. For us, the HIVE performance is critical for the success of our product. I was wondering if there are ...
   Author: Sukhendu Chakraborty, 2012-11-15, 20:45
Re: How to apply data mining on Hive? - Hive - [mail # user]
...If you are interested, you can also look at Apache hama which provides an MPI like interface on top of hadoop map-reduce.  http://incubator.apache.org/hama/ On Jun 8, 2012 4:55 PM, "Mar...
   Author: Sukhendu Chakraborty, 2012-06-09, 00:50
Re: NaNs and Infinity support in HIVE? - Hive - [mail # user]
...Thanks Mark. Yes, my findings were similar. It looks like HIVE does not distinguish between Infinity and NaNs.  -Sukhendu  On Thu, May 17, 2012 at 6:50 PM, Mark Grover  wrote:...
   Author: Sukhendu Chakraborty, 2012-05-18, 03:31
is anybody looking at case-sensitivity for HIVE object names? - Hive - [mail # user]
...https://issues.apache.org/jira/browse/HIVE-912 talks about case-sensitivity, but it does not fixes the issue.  I would like for HIVE to have to enforce case-sensitivity for HIVE object ...
   Author: Sukhendu Chakraborty, 2012-05-17, 19:44
Re: Order by Sort by partitioned columns - Hive - [mail # user]
...I think in HIVE the partitioned columns are virtual. They are not physical data columns but a directory name corr. to the partition key value to facilitate partition pruning during select. O...
   Author: Sukhendu Chakraborty, 2012-05-16, 02:47
Re: removing hdfs table data directory does not throw error in hive - Hive - [mail # user]
...Thanks Nitin. I am aware of what Hive is doing. The question is, is it okay not return an error/warning when no data is found since the metadata for the table also contains the data location...
   Author: Sukhendu Chakraborty, 2012-04-24, 03:40
Re: WITH clause support in HIVE - Hive - [mail # user]
...We are looking to build an abstraction layer on top of hive where objects store Hive queries. These queries gets executed when those objects are accessed by the user. There can be derived ob...
   Author: Sukhendu Chakraborty, 2012-04-18, 04:06
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