php连接用127.0.0.1可以连接数据库，用localhost无法连接。 unix socket 的路径是一致的啊，有谁能解释一下，为啥用localhost连接不上。

One of the tasks nearly any sysadmin frequently encounters is the care and feeding of the MySQL database server. You can build an entire career around nothing but this topic—making you a DB admin, not ...