Learning PHP and MySQL by Knowledge Flow is a practical guide to building dynamic websites and web applications using PHP and MySQL. It covers essential topics such as database design, server-side scripting, form handling, data retrieval, and security practices. With clear explanations and practical examples, this book is ideal for beginners and intermediate developers seeking to master web development. Readers will learn how to connect PHP with MySQL, create interactive web pages, and implement CRUD operations effectively. Designed for aspiring web developers, it provides the foundational skills needed to build robust, data-driven applications.