MySQL Connector/J 8.0 Release Notes
MySQL Connector/J 8.1 Release Notes
MySQL Connector/J Release Notes
Connector/J 8.0 and beyond is created specifically to run on the Java 8 platform. While Java 8 is known to be strongly compatible with earlier Java versions, incompatibilities do exist, and code designed to work on Java 7 might need to be adjusted before being run on Java 8. Developers should refer to the incompatibility information provided by Oracle.