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rajkumar_singh
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Re: how to deploy Customized Hive Avro serdes libr...

by Super Guru Super Guru in Support Questions
‎05-31-2016 01:35 PM
2 Kudos
‎05-31-2016 01:35 PM
2 Kudos
@yong yang apart from adding jars at each session level as suggested by @Jitendra Yadav you can add them permanently using hive.aux.jars.path <property> <name>hive.aux.jars.path</name> <value>/var/lib/hive</value> </property> ... View more

Re: Nifi UI not launching

by Super Guru Super Guru in Support Questions
‎05-31-2016 07:11 AM
4 Kudos
‎05-31-2016 07:11 AM
4 Kudos
can you check nifi bootstrap logs to see if there is any port conflict. ... View more

Re: What is the mechanism behind the property "ya...

by Super Guru Super Guru in Support Questions
‎05-31-2016 06:05 AM
3 Kudos
‎05-31-2016 06:05 AM
3 Kudos
@Sagar Shimpi this is nice post explaining how this property used by RMContainerAllocator while allocating a container upon request. http://johnjianfang.blogspot.in/2014/08/delay-scheduling-in-capacity-scheduling.html ... View more

Re: Kafka Error: Could not find or load main class...

by Super Guru Super Guru in Support Questions
‎05-30-2016 07:49 AM
2 Kudos
‎05-30-2016 07:49 AM
2 Kudos
I think you are facing this problem while starting the kafka broker, could you please check kafka-run-class.sh script what scala version it is currently using and also share the output of "bash -x kafka-server-start.sh" ... View more

Re: Why does Ambari force me to install Hive when ...

by Super Guru Super Guru in Support Questions
‎05-27-2016 03:27 PM
1 Kudo
‎05-27-2016 03:27 PM
1 Kudo
I think there is no workaround available now to install spark without hive. hive is needed by spark to create sqlContext(hiveContext) to query hive tables from spark. ... View more

Re: HAWQ VS HIVE

by Super Guru Super Guru in Support Questions
‎05-27-2016 12:42 PM
3 Kudos
‎05-27-2016 12:42 PM
3 Kudos
This is a nice post comparing hive on mr,tez vs HAWQ https://www.pivotalguru.com/?p=956 hope it will help you. ... View more

Re: Decimal types Apache Drill

by Super Guru Super Guru in Support Questions
‎05-26-2016 10:14 AM
2 Kudos
‎05-26-2016 10:14 AM
2 Kudos
you have set the planner.enable_decimal_data_type at system level so there is no need to activate it from R,Drill wont support decimal type fully, currently decimal support is in alpha feature and not meant for the production.will be good if you update the jira(https://issues.apache.org/jira/browse/DRILL-4184) with complete stacktrace. ... View more

Re: Unable to start hive metastore

by Super Guru Super Guru in Support Questions
‎05-25-2016 12:24 PM
2 Kudos
‎05-25-2016 12:24 PM
2 Kudos
what ambari version you running with, there is jira(https://issues.apache.org/jira/browse/AMBARI-14823) exist for the 2.2.0 ... View more

Re: Data quality analysis

by Super Guru Super Guru in Support Questions
‎05-25-2016 05:51 AM
3 Kudos
‎05-25-2016 05:51 AM
3 Kudos
These are some tools to help you cleanse the data and give you insight of the data. https://www.talend.com/resource/data-quality-tools.html https://www.trifacta.com/ alternatively you can write some custom script to know the qualitative analysis. ... View more

Re: Is SparkSQL faster than Hive or Beeline?

by Super Guru Super Guru in Support Questions
‎05-25-2016 05:29 AM
2 Kudos
‎05-25-2016 05:29 AM
2 Kudos
These are some decks comparing spark-sql,hive on tez and hive on spark. http://www.slideshare.net/hortonworks/hive-on-spark-is-blazing-fast-or-is-it-final hive on spark (HIVE-7292) is still in beta phase, with earliar version of spark we have hiveContext object to query hive tables but starting with spark-1.4 you can query hive tables using sqlContext object. ... View more
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