mysql连接数据库报错:1045 – Access denied for user ‘root‘@‘localhost‘ (using password:YES)

连接数据库或者在Navicat连接数据库,报错信息为:1045 – Access denied for user ‘root’@’localhost’ (using password:YES)

连接数据库报错问题

一、报错问题提示信息

1.终端连接报错
# 终端连接报错提示信息
1045 - Access denied for user 'root'@'localhost' (using password:YES)

  1. Navicat连接报错

mysql连接数据库报错:1045 - Access denied for user ‘root‘@‘localhost‘ (using password:YES)

二、解决方法:

  1. 以管理员身份运行cmd;

mysql连接数据库报错:1045 - Access denied for user ‘root‘@‘localhost‘ (using password:YES)

2.cd到mysql下的bin目录;
C:\Program Files\MySQL\MySQL Server 5.5\bin

mysql连接数据库报错:1045 - Access denied for user ‘root‘@‘localhost‘ (using password:YES)

cmd

mysql连接数据库报错:1045 - Access denied for user ‘root‘@‘localhost‘ (using password:YES)

3.停止mysql服务
# window环境 停止mysql服务命令
net stop mysql

# 虚拟机centos环境 停止mysql服务命令
service mysqld stop

mysql连接数据库报错:1045 - Access denied for user ‘root‘@‘localhost‘ (using password:YES)

4.mysql权限屏蔽
# window环境 停止mysql服务命令
mysqld --skip-grant-table

# 虚拟机centos环境 停止mysql服务命令
mysqld_safe --skip-grant-table

mysql连接数据库报错:1045 - Access denied for user ‘root‘@‘localhost‘ (using password:YES)

5.重新打开终端(快捷键:win+r)
mysql -u root mysql

mysql连接数据库报错:1045 - Access denied for user ‘root‘@‘localhost‘ (using password:YES)

6.重置mysql密码
# 重置root用户密码为:test132456
UPDATE user SET Password=PASSWORD(‘test123456’) where USER=‘root’;

重置密码成功

mysql连接数据库报错:1045 - Access denied for user ‘root‘@‘localhost‘ (using password:YES)

7.更新数据库
# 更新命令
FLUSH PRIVILEGES;

# 删除空user命名
delete from user where USER='';

mysql连接数据库报错:1045 - Access denied for user ‘root‘@‘localhost‘ (using password:YES)

三、连接数据库

  1. 终端连接数据库
# 连接数据库
mysql -u root -p

# 输输入重置的密码test123456
test123456

mysql连接数据库报错:1045 - Access denied for user ‘root‘@‘localhost‘ (using password:YES)

  1. Navicat连接数据库

mysql连接数据库报错:1045 - Access denied for user ‘root‘@‘localhost‘ (using password:YES)

mysql连接数据库报错:1045 - Access denied for user ‘root‘@‘localhost‘ (using password:YES)

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