Introduction to SQL

In this Introduction to SQL Course, you will learn the essential queries needed to work with a relational database:  How to create data (INSERT), change existing data (UPDATE), and find data (SELECT and JOINs). You will also learn how to choose a database, install PostgreSQL, speed up queries with indexes, and more.

Learn SQL with Socratica |¦| SQL Tutorial |¦| SQL for Beginners.
SQL - A Quick Overview |¦| SQL Tutorial |¦| SQL for Beginners.
Relational Databases - How to Choose |¦| SQL Tutorial |¦| SQL for Beginners.
PostgreSQL (Postgres) - Installation & Overview |¦| SQL Tutorial |¦| SQL for Beginners.
SQL SELECT Tutorial |¦| SQL Tutorial |¦| SQL for Beginners.
SQL SELECT Tutorial - Part 2 |¦| SQL Tutorial |¦| SQL for Beginners.
SQL INSERT INTO Statement |¦| SQL Tutorial |¦| SQL for Beginners.
SQL UPDATE Statement |¦| SQL Tutorial |¦| SQL for Beginners.
SQL DELETE Query |¦| SQL Delete Command |¦| SQL Tutorial.
SQL Joins Explained |¦| Joins in SQL |¦| SQL Tutorial.
SQL Joins Examples |¦| Joins in SQL |¦| SQL Tutorial.
SQL VIEWS + Complex Queries, Cross Joins, Unions, and more! |¦| SQL Tutorial.
SQL Index |¦| Indexes in SQL |¦| Database Index.