Introduction The relational database (RDBMS) model completely dominated database technology for over 20 years. Today this “one size fits all” stability has been disrupted by a relatively recent explosion of new database technologies. These paradigm-busting technologies are powering the “Big Data” and “NoSQL” revolutions, as well as forcing fundamental changes in databases across the board. […]

One of the major reasons that the era of big data started was the increase in the number of data source and variety of data types that each organization has nowadays, almost any organization has different types of data not only structured data but also it can have unstructured or semi-structured data, and each type […]