Structured query language (SQL) is often required for data science, coding and other tech industry jobs. Because SQL is one of the most common programming languages used in working with databases ...

What is SQL? SQL stands for " structured query language." This core programming language is primarily used to manipulate or communicate with information databases.

We look at alternatives to relational databases that have emerged to help bring some structure to unstructured data and gain valuable insight by making it semi-structured.