Loading class `com.mysql.jdbc.Driver'. This is deprecated. The new driver class is `com.mysql.cj.jdbc.Driver'. The driver is automatically registered via the SPI and manual loading of the driver class is generally unnecessary. 这个问题是升级完MySQL的链接驱动后出现的问…

在Eclipse中使用MySQL遇到了点小问题 如果对Eclipse中配置MySql还有疑问的可以参考一下这篇博客:https://blog.csdn.net/qq_38247544/article/details/80419692 参考菜鸟上的例子的代码如下: 当然,这是修改后没问题后的代码 package mysqltest; import java.sql.*; public class Mysql { // jdbc驱动名以及数据库URL // static final String J…

Loading class `com.mysql.jdbc.Driver'. This is deprecated. The new driver class is `com.mysql.cj.jdbc.Driver'. The driver is automatically registered via the SPI and manual loading of the driver class is generally unnecessary. 问题原因:      升级后的mysql驱动类…

原因: springboot应用了最新的驱动com.mysql.cj.jdbc.Driver,这个驱动需要用mysql-connector-java包的6.x版本才可以, 而mysql-connector-java6.x版本支持的数据库版本又有限制,好像必须升级到5.5.x版本才支持…

mysql驱动更新迭代之后驱动,稍微有点变化: com.mysql.jdbc.Driver (变化为) --> driver-class-name: com.mysql.cj.jdbc.Driver 还有就是另一个报错 The server time zone value '�й���׼ʱ��' is unrecognized or represents more than one time zone. You must configure either the server or JDBC d…

简单介绍 声明:使用JDK9.MYSQL8.idea 报错处理 报错信息如下 原因 提示信息表明数据库驱动com.mysql.jdbc.Driver已经被弃用了.应当使用新的驱动com.mysql.cj.jdbc.Driver…

使用JDBC连接数据库时出现报错, 报错内容:Loading class `com.mysql.jdbc.Driver'. This is deprecated. The new driver class is `com.mysql.cj.jdbc.Driver'. The driver is automatically registered via the SPI and manual loading of the driver class is generally unnecessary.…

异常错误:Loading class `com.mysql.jdbc.Driver'. This is deprecated. The new driver class is `com.mysql.cj.jdbc.Driver'. The driver is automatically registered via the SPI and manual loading of the driver class is generally unnecessary. 这个问题 是在我整合项目过程中出现的…

初建一个简单的spring boot 项目,启动后会报错. Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'dataSource' defined in class path resource [org/sp…

springboot项目整合mybatis,配置文件如下: server: port: 8081 mybatis: config-location: classpath:mybatis/mybatis-config.xml #mybatis配置文件所在路径 type-aliases-package: com.yuanqiao.entities #所有entity别名类所在包 mapper-locations: classpath:mybatis/mapper/*.xml spring: appl…