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SQOOP customize Generated Class and customize flow - Sqoop - [mail # user]
...Hi,I have a question if we can override some methods in the QueryResult.javain the sqoop generated Java file and use it during the import to customizea few things. What I'm exactly trying to...
   Author: KayVajj, 2015-04-09, 17:50
Support for SQL ARRAY types - Sqoop - [mail # user]
...Hi,I'm trying to import data from Postgresql which have column types   character varying(64)[]        character varying(32)[]        charact...
   Author: KayVajj, 2015-04-06, 23:00
Basic question regarding calculating number of reducers - Hive - [mail # user]
...Hi,I have a basic question regarding the calculation of the number of reducersin hive. I know that is computed as /.In case of compressed files it is not clear whether total input size iscal...
   Author: KayVajj, 2014-06-27, 07:08
[expand - 1 more] - Determining the number of buckets in hive - Hadoop - [mail # user]
...Hi,I know this question might have been beaten to death, but I could not findan answer to a particular question. I'm using hive 0.10.xI have a table partitioned on day and I would like to bu...
   Author: KayVajj, 2014-06-26, 17:55
Question regarding cluster by multiple columns - Hive - [mail # user]
...Hi,I'm studying the bucketed tables as an option for my storage. What would beuse case where it is useful to cluster by multiple columns?I 'm trying to solve a problem of optimizing a join b...
   Author: KayVajj, 2014-01-27, 04:03
[expand - 1 more] - Re: Using Cluster by to improve Group by Performance - Hive - [mail # user]
...Any response or pointers to understand how Cluster By in sub queries can affect the performance/speed of outer queries is helpful.  Thanks Kay   On Mon, Oct 28, 2013 at 1:17 PM, Ka...
   Author: KayVajj, 2013-10-31, 21:35
What is the use of compressed field in the hive storage descriptor - Hive - [mail # user]
...A desc extended command results in the following  Table( tableName:table_namet, dbName:cybs_test, owner:[EMAIL PROTECTED], createTime:1380232668, lastAccessTime:0, retention:0, sd:Stora...
   Author: KayVajj, 2013-09-26, 22:28
mapred Configuration Vs mapReduce configuration in Ooozie - MapReduce - [mail # user]
...I am implementing an oozie workflow MR job . I was not sure if I have to use the mapred properties vs the mapreduce properties.  I have seen that if mapreduce properties were to be used...
   Author: KayVajj, 2013-09-23, 21:39
Question regarding --hive-drop-import-delims - Sqoop - [mail # user]
...Hi,  I have a question regarding the option --hive-drop-import-delims.  Does it apply only when I'm importing to Hive or can it be used in the case when we are importing data to HD...
   Author: KayVajj, 2013-09-13, 18:59
non-string partition column types is it discouraged - Hive - [mail # user]
...I have a question regarding the partition column types in a Hive table. We run hive 0.9.0 in a cloudera distribution and we're having issue trying to connect to hive using the Cloudera Table...
   Author: KayVajj, 2013-06-14, 06:37
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NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB