SQL and MySQL: Practical Querying, Database Design, and Interview Prep

Master SQL fundamentals and MySQL database management to write accurate, high-performance queries and confidently answer technical data interview questions.

4.5 (253) ⏱ 1h 28m 📚 5 lessons 🎧 Audio version

About this course

In today's data-driven world, the ability to interact with databases is one of the most in-demand skills across technology and business. Learning how to write accurate, efficient SQL queries is the fastest way to unlock career opportunities in data analysis, software development, and database administration. This text-based course takes you from absolute beginner to a confident SQL practitioner using MySQL, one of the world's most popular database systems. You will learn not just the basic syntax, but how to write resilient queries that remain accurate even as your underlying data changes over time, while also preparing for technical SQL interview scenarios. What you'll learn: - Understand core database concepts, relational models, and ANSI SQL standards. - Write robust queries using SELECT statements, filtering, sorting, and multi-table JOINs. - Aggregate and analyze data using grouping functions, subqueries, and modern Common Table Expressions (CTEs). - Design and manage database schemas, tables, constraints, and indexes for optimal performance. - Apply advanced analytical techniques including window functions and basic JSON data handling. - Practice solving common SQL interview questions and optimization challenges to prepare for technical assessments. The course begins with foundational database definitions and setup before moving step-by-step through data manipulation, advanced querying techniques, and database design principles. You will progress through written explanations, practical query analysis, and structured interview preparation guides. This course is designed specifically for beginners with no prior programming or database experience, as well as professionals looking to solidify their SQL querying skills for job interviews. Start reading today to build a strong, career-ready foundation in SQL and MySQL.

What you'll get

  • 📜 Certificate of completion
    Add it to your LinkedIn profile
  • 💬 Personal AI tutor
    Stuck on a lesson? Ask your built-in tutor anything, any time.
  • 🎧 Audio version included
    Learn on the go — no screen needed
  • ♾️ Lifetime access
    Come back anytime, no expiry
  • 📱 Phone or computer
    Works anywhere, any device
  • 💸 30-day refund
    No questions asked
  • Short & focused
    1h 28m of practical content

Reviews (4)

Oliver Davies NZ
★ 3 · 2026-03-25T15:08:56+00:00

It's a solid course. The structure is logical and most of the examples were helpful. Could use a few more real-world scenarios though.

Juliette Garcia FR
★ 4 · 2026-03-11T02:49:56+00:00

Fantastic resource. I learned so much, and the examples used were super helpful in understanding the concepts. Highly recommend.

Penelope Cox AU Verified learner
★ 5 · 2025-11-01T13:06:56+00:00

This course exceeded my expectations. The real-world applications discussed are incredibly useful. Great job!

Robert Ofori GH Verified learner
★ 4 · 2025-02-01T09:45:56+00:00

Solid course. The examples were relevant, and the structure was easy to follow. Could have used a bit more depth in a couple of areas.

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Frequently asked

What do I need to take this course? +

Just a phone or computer with internet. No installs, no special hardware.

How do I pay? +

By card via Stripe, or with cryptocurrency. We do not store card details — Stripe handles them securely.

Can I get a refund? +

Yes — full refund within 30 days, no questions asked.

How long will I have access? +

Forever. Once you purchase, the course is yours to revisit anytime.

Will I get a certificate? +

Yes. On completion you'll receive a certificate you can add to your LinkedIn profile.

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