mysql 创建连接是 Cannot create PoolableConnectionFactory (Unknown character set: 'utf8mb4')

本文转载自查看原文 2017-03-22 08:59 1916 javaweb

Cannot create PoolableConnectionFactory (Unknown character set: 'utf8mb4')

maven 依赖换版本

   
   
   
    
    
     <dependency>
    
    
     <groupId>mysql</groupId>
    
    
     <artifactId>mysql-connector-java</artifactId>
    
    
     <version>5.1.6</version>
    
    
     </dependency>

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