報錯:1130-host ... is not allowed to connect to this MySql server

解決方法：

受權法

例如，你想aaa使用xxx從任何主機鏈接到mysql服務器的話。

GRANT ALL PRIVILEGES ON *.* TO 'aaa'@'%' IDENTIFIED BY 'xxx' WITH GRANT OPTION;

FLUSH   PRIVILEGES;

若是你想容許用戶aaa從ip爲***的主機鏈接到mysql服務器，並使用xxx做爲密碼

GRANT ALL PRIVILEGES ON *.* TO 'aaa'@'***' IDENTIFIED BY 'xxx' WITH GRANT OPTION;

FLUSH   PRIVILEGES;

若是你想容許用戶aaa從ip爲***的主機鏈接到mysql服務器的dk數據庫，並使用xxx做爲密碼

GRANT ALL PRIVILEGES ON dk.* TO 'aaa'@'***' IDENTIFIED BY 'xxx' WITH GRANT OPTION;

FLUSH   PRIVILEGES;