Book Image

Advanced MySQL 8

By : Eric Vanier, Birju Shah, Tejaswi Malepati
Book Image

Advanced MySQL 8

By: Eric Vanier, Birju Shah, Tejaswi Malepati

Overview of this book

Advanced MySQL 8 teaches you to enhance your existing database infrastructure and build various tools to improve your enterprise applications and overall website performance. The book starts with the new and exciting MySQL 8.0 features and how to utilize them for maximum efficiency. As you make your way through the chapters, you will learn to optimize MySQL performance using indexes and advanced data query techniques for large queries. You will also discover MySQL Server 8.0 settings and work with the MySQL data dictionary to boost the performance of your database. In the concluding chapters, you will cover MySQL 8.0 Group Replication, which will enable you to create elastic, highly available, and fault-tolerant replication topologies. You will also explore backup and recovery techniques for your databases and understand important tips and tricks to help your critical data reach its full potential. By the end of this book, you’ll have learned about new MySQL 8.0 security features that allow a database administrator (DBA) to simplify user management and increase the security of their multi-user environments.
Table of Contents (13 chapters)
11
Advanced MySQL Performance Tips and Techniques

Tips and techniques

We will cover the various tips and techniques for authentication and security management in MySQL 8.0.

Restricting or disabling remote access to the server

Determine whether MySQL would be accessed from its own server or over the network.

Make sure that there is a set of defined hosts and that only they have permission to remotely access the server. There are several ways to do this, such as by using a firewall software, or iptables, or even TCP wrappers. Hardware devices that are available on the market are a viable alternative as well.

You can restrict MySQL's ability to open network sockets. To achieve this, in the my.cnf or my.ini file, add the following parameter in the [mysqld] section:

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