Testing is a very important part of the performance tuning work as it is important that you have verified that your changes work before you apply them to your production system. The best data for verification of your changes closely relates to your production data; however, for exploring how MySQL works, it can be better to use some generic test data. This chapter introduces four standard data sets with installation instructions as well as a few other data sets that are available.
Tip
The world, world_x, and sakila databases are used as test data in the remainder of this book. ...
