Category: Big Data

Like Google's Bigtable and in hard competition to it, Apache HBase is an open-source, non-relational, scalable, and distributed database developed as part of Apache Software Foundation's Apache Hadoop project. It operates on top of HDFS (Hadoop Distributed File System) in the architectural structure, which has Bigtable capabilities equivalent to Hadoop. Hadoop can perform only batch processing, and data will be accessed only in a sequential manner. That means one has...

In our earlier blog, we learned how to do Metadata injection using Pentaho. In today’s article, we’ll learn how to integrate Pentaho (.prpt) reports with a web application. Typically, to generate reports, it requires working with Pentaho report designer and deploying “.prpt” file onto BI server. But what if we want to use Pentaho reports inside different types of web applications? This article will serve as a tutorial to integrate your .prpt report...

Big Data is an opportunity in sports to enhance players' professionalism and defining an unbeatable strategy to meet the expectations. Since the inception of big data in sports, data scientists have started using this latest data-driven technology to utilize its power and gather the large volume of data to analyze and build game theories. Because of the vast data collected from multiple channels, the sports industry has touched new heights in terms of improving players’...

NoSQL offers multiple benefits for the development of next generation of applications in the era of Big Data. The new applications, use cases, and data needs have many times outgrown the legacy RDBMS model and require a different type of engine, which are fulfilled by NoSQL.

Metadata injection facilitates user to define the metadata at run time. E.g. defining a mapping of excel columns to fields at run time based on various parameters. Pentaho’s most popular tool, Pentaho Data Integration, PDI (aka kettle) gives us a step, ETL Metadata Injection, which is capable of inserting metadata into a template transformation. So instead of statically entering ETL metadata in a step dialog, you can pass it dynamically. This feature certainly plays an...