Importance of Databases and SQL
Discover the role of relational databases in various industries and daily applications. Learn why SQL is a vital skill for interacting with data, creating reports, and enhancing your professional abilities. This lesson helps you understand the foundational value of databases and SQL for career growth and practical data management.
We'll cover the following...
Relational databases
Ever since the practice of storing paper files in a physical file cabinet has been replaced, relational databases have given way to new ground. We use relational database management systems (RDBMS) in any place that stores or retrieves information, like a website login account or blog articles. It also gives a new platform and helps leverage websites like Wikipedia, Facebook, Amazon, and eBay.
Wikipedia, for instance, contains articles, links, and images, all of which are stored in a database. Facebook holds much of the same type of information, and Amazon holds the product information, payment methods, and even handles payment transactions.
Additionally, banks also use databases for payment ...