MySQL cannot find mysql Temporary solution of sock file

An error occurred when connecting to the database ：Can 't connect to local MySQL server through socket '/tmp/mysql.sock '(2) ";

reason ：1）mysql The service didn't start ;2）sock File path setting error ;3）sock The permission of the directory where the file is located ;4） This file is lost directly

1） Check whether the service is started

2） stay my.cnf View in file socket The path specified by the parameter , Check whether the path has access rights

3） Go to this path to check whether it exists mysql.sock file , If sock file does not exist , Try to use find Command to search the file , If the search fails , It can be restarted mysql service , It will automatically generate a . Then copy the file to soctek The path specified by the parameter . Or create a soft link , For example, this file is in /var/lib/mysql.sock,socket The path specified by the parameter is /tmp/mysql.sock. We can create ：ln -s /var/lib/mysql.sock /tmp/mysql.sock, After creation , Retry connection

4） If still wrong , You can use TCP/IP To connect

mysql -u root -h Database server's IP -p

or mysql -u root -h 127.0.0.1 -p