Introduction to SQL

SQL Tutorial Series (1/100). Prefer one article? Read the complete SQL tutorial.

Short description

SQL (Structured Query Language) is how you create, read, update, and manage relational data. This series covers schema design, querying, joins, procedures, security, app integrations, and a complete DBMS project.

Steps

1. Learn relational basics and CREATE/SELECT.
2. Practice joins, aggregates, and transactions.
3. Build the final database management project.

Learning path

DB fundamentals + DDL
CRUD + filtering
Aggregates + joins
Advanced SQL + transactions
Security + app stacks
Final DBMS project