Shulou(Shulou.com)05/31 Report--

This article introduces the relevant knowledge of "what to do if the MySQL database cannot be connected". In the operation of actual cases, many people will encounter such a dilemma, so let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!

1. View permissions

2. Check the firewall

Check the user rights, the firewall is fine, but can not connect, can ping, but the telnet 3306 port can not be successful.

Check the database configuration file and configure bind-address as a result

Bind-address = 127.0.0.1

Ban bind-address = 127.0.0.1

Restart the database, telnet successful!

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