What are HDFS Data Blocks?
Hadoop Block Size Configuration and Components Block is defined as the smallest site/location on the hard drive that is available to read and write data. Data in HDFS(Hadoop Distributed File…
Types of Table in Apache Hive
Apache Hive has mainly two types of tables: Managed and External tables. Managed Table: When hive creates managed (default) tables, it follows the "schema on read" principle and loads the…
Rack Awareness in Hadoop HDFS
What is Rack? Before looking into the Rack awareness in Hadoop HDFS, let us understand the rack itself. A rack is a storage area where all the data nodes are…
What is the Internet of Things (IoT)?
Internet of things(IoT) is a concept in which different physical devices ,vehicles ,smart devices/connected devices ,buildings ,sensors which are used in our daily lives are connected with each other and can exchange data with each other
Big Data Technology in Agriculture
According to report by global Harvest initiative, Human population will exceed 9 billion by 2050, which will lead to food crisis if production rate remains the same.Thats why there has been a wide research in use of big data techniques in agricultural methods in both academia and commerical product.
What is Columnar Data Storage and its Types?
In recent modern Big Data applications, numerous databases (NoSQL) have introduced columnar data storage, which provides several benefits over traditional row-oriented databases. Many Hadoop vendors like Cloudera, Hortonworks, and MapR…
What are Access Logs?
As more and more people have started using the internet, online applications, and software have increased drastically within the last decade. With this, there has been an increase in digital…
Running Spring Boot Application from a Command Line
So, you have started learning the Spring Boot application. But you are still trying to figure out how to run Spring Boot from the command line. There are many ways…
How to Set Up Proxy in JVM-based Applications?
A proxy server, is a computer that acts as a gateway between a local network (e.g., all the computers at one company or in one building) and a larger-scale network such as the Internet. In this blog post we will learn about using Proxy in JVM based applications
What is Database View?
A database view is like a subset/snapshot of tables that are stored logically in a database. It is a virtual table that contains rows and columns similar to a real…
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