You’ll also get started with JPA Query Language (JPQL) and use it to execute a few simple database operations on the example application. The complete source code for the example application can be ...

H2 is a widely-used open-source Java SQL database used for various projects ranging from web platforms like Spring Boot to IoT platforms like ThingWorks.

Researchers have warned of a new, critical Java flaw impacting the console of the popular H2 Java SQL database with the same root cause as the Log4Shell vulnerability in Apache Log4j.

Critical flaw in the H2 open-source Java SQL database are similar to the Log4J vulnerability, but do not pose a widespread threat.