In this chapter, we will not only cover all the new exciting features of MySQL 8.0, but we will also review its deprecated or removed features as well, and learn about its functionality.
The following are the topics that we will discuss:
- Global data dictionary
- MySQL support roles and history
- Creation and management of resource groups and permissions
- InnoDB enhancements
- JSON functionality enhancements
- Invisible indexes from MySQL optimizer
- Features deprecated in MySQL 8.0
- A quick look at the features removed from MySQL 8.0
- A review of the chapter
Now let's take a look at the main reasons Oracle has gone so far with its development of the global data dictionary in MySQL 8.0.