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idea 数据库连接报错怎么搞

Caused by: com.mysql.cj.exceptions.CJException: Access denied for user 'root'@'localhost' (using password: YES)
at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:490)

蜡笔小新222

2020-03-14

源自：基于SpringBoot 十分钟搞定后台管理平台 1-6

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3 回答

慕粉7547743 回答被采纳 +2 积分
2020-03-14

数据库密码不对吧

1 回复有任何疑惑可以回复我~

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weixin_慕盖茨8440112
2020-11-17

你可能用户名密码写成data-username，data-password，应该写成：
spring:
  datasource:
    driver-class-name: com.mysql.cj.jdbc.Driver
    url: jdbc:mysql://127.0.0.1:3306/luckymoney?useUnicode=true&characterEncoding=UTF-8&serverTimezone=Asia/Shanghai
    username: 
    password: