问答详情
源自：1-6 IDEA部署和导入guns

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)

提问者：蜡笔小新222 2020-03-14 11:25

个回答

  • 慕粉7547743
    2020-03-14 21:06:21
    已采纳

    数据库密码不对吧


    1
  • weixin_慕盖茨8440112
    2020-11-17 13:33:36

    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:

    0
  • 蜡笔小新222
    2020-03-18 10:37:53

    没有设置默认 ， 他自己用dev的application了 ， 这就很奇怪


    0