JPA 3 and Hibernate persistence.xml file As developers migrate their old Java Persistence API applications to JPA 3, their progress is often halted when an incorrectly configured JPA 3 persistence.xml ...

Hibernate 5 has updated dialects for various databases, and MySQL 8 has a special one of its own. Here's an example hibernate.cfg.xml for MySQL 8 for Hibernate 5 apps or newer.

Progress Software developed this new class of drivers after recognizing the limitations in Type 4 JDBC driver architecture, which renders them impractical for use in modern Java applications.

If Clustrix and its brethren can allow MySQL values to grow unencumbered via NewSQL then it will be of interest to more than start-ups.