MySQL & PostgreSQL Uncovered: Mastering Database Internals

🌟 MySQL & PostgreSQL Uncovered: Mastering Database Internals

Unlock the full power of databases with this comprehensive course series, covering MySQL (beginner, intermediate, and advanced levels) and PostgreSQL (intermediate and advanced levels). Whether you’re a developer, DBA, or curious learner, this series takes you from basic queries to deep internal mechanisms.

🎓 Explore MySQL: A Beginner’s Journey into Database Internals

Perfect for newcomers and developers, this beginner-friendly course starts with simple SQL and gradually dives into key internals:

• B+ Trees and indexes
• Buffer pool and caching
• Transactions, MVCC, redo and undo logs
• Isolation levels, locks, and durability
• Execution plans, joins, and performance analysis

Build a solid foundation for understanding MySQL’s inner workings.

Note：

For full course details, check it out here: https://wangbin579.gumroad.com/l/mysql_course

🎓 MySQL Uncovered: Internals, Trace Analysis, and Performance

Take your knowledge to the next level with this intermediate course. Designed for those who want to become true MySQL experts, it focuses on real-world performance, tracing, and execution analysis.

• Half of the course is already available.
• Remaining lessons expected by April 1, 2026.

🎓 PostgreSQL Uncovered: Internals, Trace Analysis, and Performance

Go behind the scenes of PostgreSQL with this intermediate course. Learn how the system works from the inside out:

• B+ Trees and shared buffers
• WAL (Write-Ahead Logging)
• MVCC, vacuum, and transactions
• Planner and execution strategies
• Extensions and advanced performance insights

Perfect for developers and anyone curious about how PostgreSQL truly operates.

Note：

For full course details, check it out here: https://wangbin579.gumroad.com/l/postgresql_course

🎓 Advanced Courses (Expected to Start October 2026)

Advanced content for PostgreSQL and MySQL will be gradually added, exploring design, optimization, theory, and engine-level internals in greater depth.

🚀 Bonus

💬 Private Discord Community
Join a members-only space to ask questions, discuss challenges, and connect with database professionals.
📨 Discord Access: Contact wangbin579@gmail.com if you haven’t received an invite.

🔍 MySQL & PostgreSQL Trace Tool
Access high-performance tracing tools for specific MySQL and PostgreSQL versions. See exactly how SQL statements are parsed, planned, and executed in real time.

🎓 Extra Course Support
Guided walkthroughs, bonus materials, and in-depth explanations of complex topics are all designed to accelerate your learning and build practical expertise.

🧠 Perfect for learners who want to go deeper and practice with real internals.

🔍 About the Author

The author has 10 years of experience with MySQL, including development experience. Before focusing on databases, he worked in server-side development and was the main contributor to the open-source project tcpcopy. He has authored:

• The Art of Problem-Solving in Software Engineering: How to Make MySQL Better
• Explore MySQL: A Beginner-Friendly Course
• PostgreSQL Uncovered: Internals, Trace Analysis, and Performance
• MySQL Uncovered: Internals, Trace Analysis, and Performance (in progress)

He has deep expertise in databases, networking, and server-side development.

📌 Important Notes

⚠️ Please be sure before purchasing — since this is a digital product with instant access, all sales are final and non-refundable.