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[数据库]MySQL解决：MySQLNonTransientConnectionException: Could not create connection to database server.【待完善】场景复现解决 X 参考文献

分类: IT文章 • 2022-04-01 22:07:55

[数据库]MySQL解决：MySQLNonTransientConnectionException: Could not create connection to database server.【待完善】
场景复现
解决
X 参考文献

mysql数据库 5.7.24

jdbc driver: mysql-connector-java: 5.1.33

jdbc 配置: 
+ jdbc.url
+ driverName: 

Tomcat报错:
MySQLNonTransientConnectionException: Could not create connection to database server.

解决

jdbc driver: mysql-connector-java.jar 从5.1升级到8.0

jdbc 配置:
+ jdbc.url: &useSSL=false
+ driverName: com.mysql.cj.jdbc.Driver

遗留问题：

mysql负载高，如何分析和解决？

X 参考文献

MySQLNonTransientConnectionException: Could not create connection to database server. - CSDN
com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException异常解决方法