create connection SQLException, url: jdbc:mysql://localhost:3306/demo, errorCode 1045, state 28000

【create connection SQLException, url: jdbc:mysql://localhost:3306/demo, errorCode 1045, state 28000】的更多相关文章

create connection SQLException, url: jdbc:mysql://localhost:3306/demo, errorCode 1045, state 28000

错误原因: 配置文件中 username 与 Mysql 关键字冲突改为:…

ERROR 14856 --- [reate-882003853] com.alibaba.druid.pool.DruidDataSource : create connection error, url: jdbc:mysql://localhost:3306/xhb?useUnicode=true&characterEncoding=UTF-8, errorCode 1045, sta

ERROR 14856 --- [reate-882003853] com.alibaba.druid.pool.DruidDataSource : create connection error, url: jdbc:mysql://localhost:3306/xhb?useUnicode=true&characterEncoding=UTF-8, errorCode 1045, state 28000 java.sql.SQLException: Access denied for use…

【docker-compose】使用docker-compose启动spring-boot+mysql，服务内连数据库报错：create connection SQLException, url: jdbc:mysql://mysql:33061/swapping?useSSL=false&useUnicode=true&characterEncoding=UTF-8, errorCode 0,

完整配置在这里, https://www.cnblogs.com/sxdcgaq8080/p/10070948.html 启动报错如下: 2018-12-05 01:04:05.569 ERROR 1 --- [reate-259219561] com.alibaba.druid.pool.DruidDataSource : create connection SQLException, url: jdbc:mysql://mysql:33061/swapping?useSSL=false&us…

no suitable driver found for jdbc:mysql//localhost:3306/..

出现这样的情况,一般有四种原因(网上查的): 一:连接URL格式出现了问题(Connection conn=DriverManager.getConnection("jdbc:mysql://localhost:3306/XX","root","XXXX") 二:驱动字符串出错(com.mysql.jdbc.Driver) 三:Classpath中没有加入合适的mysql_jdbc驱动(驱动要和你的数据库版本一致) CLASSPATH=.…

No suitable driver found for jdbc:mysql://localhost:3306/hibernate_basic

Struts Problem Report Struts has detected an unhandled exception: Messages: No suitable driver found for jdbc:mysql://localhost:3306/hibernate_basic Cannot open connection Could not open Hibernate Session for transaction; nested exception is org.hibe…

Java项目连接数据库Mysql报错create connection SQLException

今天编写了一个Java项目,对数据库Mysql的表进行增删改查,然后遇到了这个问题严重: create connection SQLException, url: jdbc:mysql://localhost:3306/springdb, errorCode 1045, state 28000java.sql.SQLException: Access denied for user 'root'@'localhost' (using password: YES) at com.mysql.cj…

java.sql.SQLException: No suitable driver found for jdbc:mysql://localhost:3306/

出现这个异常原因可能很多: 1.编码问题 2.没有加载类驱动:换一种数据库的连接方式,就忘了这个:Class.forName(driverclass); import java.io.IOException; import java.io.InputStream; import java.sql.Connection; import java.sql.DriverManager; import java.sql.ResultSet; import java.sql.SQLException; i…