Learn Sql: From Zero To Master In 7 Hours

Master SQL Queries & Databases in 2025

What you'll learn

Create and manage databases from scratch with ease.

Optimize database performance for faster results.

Design secure, robust database systems for real-world use.

Write efficient SQL queries with JOINs to retrieve data.

Requirements

No prior SQL or database experience required.

A computer with internet access to follow along.

Curiosity to learn data management skills.

Description

Unlock the power of data with Learn SQL from Zero to Master in 7 Hours! In 2025, SQL remains the cornerstone of database management, opening doors to tech roles like data analyst, developer, or database administrator. This beginner-friendly course, led by IT veteran Henny Staas with over 30 years of database expertise, guides you from zero knowledge to mastery. You will learn to create and manage databases, write efficient SQL queries using SELECT, JOINs, and subqueries, and optimize performance for real world applications. With 15 hands-on videos, you will master practical skills like inserting data, designing robust systems, and applying constraints like primary keys and triggers. The course covers critical topics, including aggregate functions, query optimization, NULL handling, and advanced techniques like string operations and Cross Joins, ensuring you’re ready for data challenges in industries like finance, tech, or business. Perfect for beginners and students, or professionals seeking to upskill, this course requires no prior experience, just a computer and curiosity. Access 7 hours of clear, engaging content, including practical examples and expert tips to build confidence. If you have any questions, contact me through Udemy and I will try to help you.  Start today, develop in-demand SQL skills, and boost your career with confidence in 2025 and beyond!

Overview

Section 1: Introduction

Lecture 1 Introduction

Section 2: Basic SQL Queries

Lecture 2 Add data and write Select queries with confidence.

Section 3: SQL data manipulation & queries

Lecture 3 Master Joins and NULL handling in SQL queries.

Section 4: Learn string functions, aggregates, subqueries for complex SQL tasks.

Lecture 4 Use advanced SQL functions and subqueries effectively.

Section 5: Database Constraints & Triggers

Lecture 5 Apply constraints and triggers to secure databases.

Beginners with no database experience.,Aspiring data analysts or developers.,IT pros seeking practical SQL skills.,Students or business pros wanting data skills.