begins with an Architecture Overview that provides a brief introduction
of how the different components of MySQL work together. You then learn
the steps for setting up a working compilable copy of the code that you
can change and test at your pleasure. Other sections of the book cover:
- Core server classes, structures, and API
- The communication protocol between the client and the server
- Configuration variables, the controls of the server; includes a tutorial on how to add your own
- Thread-based request handling - understanding threads and how they are used in MySQL
- An overview of MySQL storage engines
- The storage engine interface for integrating third-party storage engines
- The table lock manager
- The parser and optimizer for improving MySQL s performance
- Integrating a transactional storage engine into MySQL
- The internals of replication
Understanding MySQL Internals

provides unprecedented opportunities for developers, DBAs, database
application programmers, IT departments, software vendors, and computer
science students to learn about the inner workings of this
enterprise-proven database. With this book, you will soon reach a new
level of comprehension regarding database development that will enable
you to accomplish your goals. It s your guide to discovering and
improving a great database.

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