Mysql5和8的pom依赖和链接地址

<dependency>
    <groupId>mysql</groupId>
    <artifactId>mysql-connector-java</artifactId>
    <version>5.1.32</version>
</dependency>

jdbc:mysql://localhost:3306/xxx?useUnicode=true&characterEncoding=UTF8

<dependency>
    <groupId>mysql</groupId>
    <artifactId>mysql-connector-java</artifactId>
    <version>8.0.11</version>
</dependency>

jdbc:mysql://127.0.0.1:3306/xxx?useSSL=false&useUnicode=true&characterEncoding=utf-8&serverTimezone=GMT%2B8