用户 'root'@'localhost' 访问被拒绝(使用密码:YES)(Mysql::Error)

2021-11-20 00:00:00 mysql

我试图在我的服务器上部署 Web 应用程序，但我收到了这个 mysql 数据库异常

I tried to deploy web application on my server and I am getting this mysql database exception

用户'root'@'localhost'的访问被拒绝(使用密码:YES)(Mysql::Error)

我尝试使用 mysql -u root -p 从命令提示符访问数据库我能够执行所有数据库操作.

I tried to access the database from the command prompt using mysql -u root -p I am able to do all the database operations.

错误是什么

java.sql.SQLException: Access denied for user 'root'@'localhost' (using password: YES)
    at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:2928)
    at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:771)
    at com.mysql.jdbc.MysqlIO.secureAuth411(MysqlIO.java:3649)
    at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1176)
    at com.mysql.jdbc.Connection.createNewIO(Connection.java:2558)
    at com.mysql.jdbc.Connection.<init>(Connection.java:1485)
    at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:266)
    at java.sql.DriverManager.getConnection(DriverManager.java:620)
    at java.sql.DriverManager.getConnection(DriverManager.java:200)
    at com.mpigeon.DbConnection.DbConn(DbConnection.java:26)
    at com.mpigeon.CheckLoginHome.doGet(CheckLoginHome.java:39)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:617)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)

推荐答案

您需要从 localhost 授予对 root 的访问权限.检查这个 ubuntu 帮助

You need to grant access to root from localhost. Check this ubuntu help

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