MySQL -uuser -ppass db
ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (13)

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when use root user,It is ok.Obviously, it is privilege problem.

Try to check the mysql.sock privelege. If it is ok, then check its father dir to check.

文章名称：mysqlcan'tconnecterroraboutprivilege----notrootuser
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