mysql-connector-java 支持的mysql版本

mysql-connector-java 支持的mysql版本关系如下：

Connector/J version	JDBC version	MySQL Server version	JRE Required	JDK Required for Compilation	Status
5.1	3.0, 4.0, 4.1, 4.2	5.61, 5.71, 8.01	JRE 5 or higher1	JDK 5.0 AND JDK 8.0 or higher2, 3	General availability
8.0	4.2	5.6, 5.7, 8.0	JRE 8 or higher	JDK 8.0 or higher2	General availability. Recommended version.

来源：https://dev.mysql.com/doc/connector-j/5.1/en/connector-j-versions.html