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What is the Structured Query Language?

SQL is a Structured Query Language used for interacting with databases. The American National Standards Institute (ANSI) states that SQL is the standard language for relational database management systems. Some of the operations conducted by SQL statements are updating data in a database or retrieving data from a database.

Introduction
Today, SQL (Structured Query Language) skills are needed for the vast majority of software and IT job rob roles, from Business Analysts and Data Engineers to Software Developers and Quality Assurance Testers. This tutorial is about to cover some of the most frequently asked SQL questions – so make sure to go through it in order to better prepare for your next interview!

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