使用mysqladmin进行修改
mysqladmin -u username -h hostname password 'new password';
使用set命令进行修改
SET PASSWORD FOR 'username'@'host' =PASSWORD('new password')
使用update命令进行修改
MySQL 5.7版本:
UPDATE mysql.user
SET authentication_string=PASSWORD('abc@123')
WHERE user='root';
FLUSH PRIVILEGES;
MySQL 5.6版本:
UPDATE mysql.user
SET password=PASSWORD('abc@123')
WHERE user='root';
FLUSH PRIVILEGES;
使用grant命令进行修改
使用明文密码:
## 使用明文密码
GRANT USAGE ON *.* TO 'gga2'@'localhost' IDENTIFIED BY '123@456';
使用加密后密码:
SELECT PASSWORD('123@456');
GRANT USAGE ON *.* TO 'gga3'@'localhost' IDENTIFIED BY PASSWORD '*864CE19166BD4846244E41F8EA56377F18C3EFAA';
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