mysql: ERROR 2003 (HY000) 错误解决办法

在确保安全策略组端口经过、Grant也没有问题的状况下。mysql show grants for user; 若是不行:web GRANT ALL PRIVILEGES ON *.* TO 'user'@'172.21.16.%' IDENTIFIED BY 'password' WITH GRANT OPTION; flush privileges; 检查是否有bind_address,网上不

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