There are numerous websites, as well as official documents, that explain Hadoop, its architecture, components, and so on. In this post, I’m attempting to summarize
Category: HDFS
SQL vs NoSQL vs BigData
Some argue that “..relational databases are out of date and do not match current trends..”, while others contend that “..SQL cannot handle big data..” and
Reading and Sampling Data From HDFS
Shell commands on the Hadoop file system are organized similarly to those in Unix/Linux systems. It’s simple to use Hadoop shell commands if you’re familiar
SQOOP Complete Tutorial Part-10
In this session, we’ll work with staging tables while exporting data from HDFS to MySQL. Staging tables are the tables that hold the data temporarily.
SQOOP Complete Tutorial Part-9
Previous articles covered how to move data from a relational database to HDFS and Hive. We’ll now look at how to get the data out
CDH and HDP Legacy Virtual Machines
Beginners can choose from older versions of CDH (from Cloudera) and HDP (from Horton Works) fully functional virtual machines to study and practice big data
Big Data & SQL 