technical details
lab technical issues queries and answers
HDFS is Distributed File System. Let us understand the architecture and Properties Files. HDFS Components - Namenode, Secondary Namenode, Datanodes Prope...
Mon, 29 Jul, 2019 at 11:59 PM
Let us see how one can list files in HDFS. Listing files under /public/retail_db - hadoop fs -ls /public/retail_db Review the details that are generated ...
Tue, 30 Jul, 2019 at 12:01 AM
Developers should be familiar with hadoop CLI to manage or preview files in HDFS. We can use either hadoop fs or hdfs dfs They are just aliases You can ...
Tue, 30 Jul, 2019 at 12:02 AM
Let us understand how we can submit map reduce job using YARN. On our labs.sparkdatabox.com, we can search for appropriate hadoop examples jar by using fin...
Tue, 30 Jul, 2019 at 12:08 AM
Yes , you can access R studio , Please see the below steps Url : gw02.itversity.com:8787 Enter same username and password used for accessing the lab ...
Thu, 1 Aug, 2019 at 5:35 PM
Yes . Please follow below steps to connect Jupyter norebook . Url : gw02.itversity.com:8000 Use the same user name and password used to connect the S...
Thu, 1 Aug, 2019 at 5:53 PM
Connection details : hostname : gator4148.hostgator.com port : 3306 username : sparkdat_user password : sparkdatabox user database name : sparkdat_...
Mon, 19 Aug, 2019 at 5:42 PM
Download Dbeaver from below link : https://dbeaver.io/download/ As highlighted in below screenshot , choose the installer with respect to your OS ei...
Mon, 19 Aug, 2019 at 5:41 PM
Jdbc url : jdbc:hive2://rm01.itversity.com:10000/sparkdatabox_projects hostname : rm01.itversity.com database/schema : sparkdatabox_projects userna...
Sat, 24 Aug, 2019 at 12:59 PM