. https://www.datamation.com/big-data/what-is-data-virtualization.html
blog article
In the modern era, enterprise data comes in many forms and is stored in many locations. There is both structured and unstructured data, including rows and columns of data in a traditional database, and data in formats like logs, email, and social media content. Big Data in its many forms is stored in databases, log files, CRM, SaaS, and other apps. So how do you get an overview of your far-flung data and manage it in all of its disparate forms? You use data virtualization, an umbrella term to describe any approach to master data management that allows for retrieval and manipulation of data without knowing where it is stored or how it is formatted. ANDY PATRIZIO READ MORE