What is SQL and how does it work?

Date: 2021-09-07

This tutorial introduces SQL (Structured Query Language), used to manage and extract data from relational databases like MySQL and PostgreSQL. It explains SQL's role in handling large datasets and outlines basic commands and queries. The tutorial also covers SQL joins, which combine data from multiple tables. Practical examples using PostgreSQL are provided, along with instructions for setting up a PostgreSQL database using Docker.

Read more: https://examples.javacodegeeks.com/what-is-sql-and-how-does-it-work/