mysql connector java 5.1.21.zip

mysql-connector-java与Mysql对应版本: Summary of Connector/J Versions Connector/J version Driver Type JDBC version MySQL Server version Status 5.1 4 3.0, 4.0, 4.1, 4.2 5.6*, 5.7*, 8.0* General availability 8.0 4 4.2 5.6, 5.7, 8.0 General a