Beginning Spring Data: Data Access and Persistence for Spring Framework 6 and Boot 3

Appendix A: Setting up Environment Tools

This book used tools that are required to run all the examples. In this appendix, I show you how to install the most relevant of them, excluding the tools and databases you saw in the chapters.

Installing Java

Java JDK is the first thing you need to install before starting to try something. There are several JDK editions, but you must install version 17 in all cases.

• OracleJDK :¹ This version was free until Java 11. After this version, you can use it for development/test environments, but you need to pay a license to use it in production. This version of the JDK offers the most recent patches of bugs and new features because Oracle is the owner of the language.

• OpenJDK :² When Oracle bought Sun Microsystems ...