The Complete SQL and MySQL Course - From Beginner to Expert

The Complete SQL and MySQL Course - From Beginner to Expert udemy course free download

Learn the Basics of Managing Data with SQL - Basics, Transactions, Views, Pages and Stored Procedures

Unlock the power of data with one of the most in-demand and beginner-friendly tools in the tech world: SQL. This course is your comprehensive introduction to SQL and MySQL, guiding you step-by-step through everything you need to confidently manage and query data like a pro.

Whether you're starting a career in tech, aiming to enhance your data analysis skills, or just curious about how databases work — this course is designed for you.

What You’ll Learn

Section 1 – Setting Up the Environment

• How to install MySQL Server

• Getting your system ready for SQL development

Section 2 – Database Theory

• What are databases and why do we use them?

• Understanding DBMS (Database Management Systems)

• Introduction to database languages

• How databases work under the hood (B-trees explained)

• Procedural vs. non-procedural programming languages

Section 3 – Creating and Manipulating Tables

• Using basic data types (integers, floats, strings)

• Working with enums and date types

• Creating databases and tables

• Inserting, deleting, and updating data

Section 4 – Basic SQL

• Writing your first SQL queries

• Using SELECT, WHERE, and wildcards

• Applying logical operators

• Sorting and grouping data with ORDER BY and GROUP BY

Section 5 – Working with Multiple Tables

• Joining tables for richer queries

• Mastering INNER JOIN, LEFT JOIN, and RIGHT JOIN

Section 6 – Database Normalization

• Why normalization matters for database design

• First, Second, and Third Normal Forms (1NF, 2NF, 3NF)

Section 7 – Subqueries

• Writing powerful subqueries in SQL

• Understanding correlated and non-correlated subqueries

Section 8 – Transactions

• What are transactions and how do they ensure data integrity?

• The ACID principles (Atomicity, Consistency, Isolation, Durability)

• Using COMMIT, ROLLBACK, and SAVEPOINT

Section 9 – Views

• What are views and how can they simplify your queries?

• Creating, updating, and deleting views

Section 10 – Indexes and Constraints

• Improving performance with indexes

• Using primary keys, foreign keys, and composite keys

• Exploring constraints: CHECK, UNIQUE, and DEFAULT

Section 11 – Data Structures Behind Databases

• Understanding pages and memory concepts

• How B-Trees and B+ Trees power databases

Section 12 – Stored Procedures

• What are stored procedures and how to use them?

• Declaring variables, using loops, and writing conditions

• Working with cursors for advanced control

Why Take This Course?

Beginner-friendly — No prior experience needed
Hands-on practice — Real SQL code and exercises
Career-focused — SQL is essential for developers, analysts, and data scientists
Timeless skills — SQL is used everywhere, from startups to Fortune 500 companies

Learning SQL and MySQL will open up countless opportunities, whether in software development, data analysis, finance, or business intelligence. And the best part? It’s easy to learn, well-documented, and extremely powerful.

Let’s Get Started!

Join thousands of learners and take your first step into the world of data.
Enrol now and start writing your own SQL queries today!