JDBC has two main advantages. First, it is platform-independent because all Java programs run in a virtual computer which has been created in software on the host platform. Provided that there is ...

Java Database Connectivity (JDBC) is an application program interface (API) packaged with the Java SE edition that makes it possible to standardize and simplify the process of connecting Java ...

And that’s how easy it is to connect to HSQLDB with JDBC in a Java program.