安装mysql

 

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brew install mysql

 

 

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We've installed your MySQL database without a root password. To secure it run:

    mysql_secure_installation

 

MySQL is configured to only allow connections from localhost by default

 

To connect run:

    mysql -uroot

 

To have launchd start mysql now and restart at login:

  brew services start mysql

Or, if you don't want/need a background service you can just run:

  mysql.server start

 

 

开启安全模式

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mysqld_safe --skip-grant-tables

 

可以无密码登陆mysql

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mysql -uroot -p

 

更改mysql 密码

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update user set authentication_string='' where User='root';