mysql> show variables like 'datadir';
+---------------+-----------------+
| Variable_name | Value |
+---------------+-----------------+
| datadir | /data/mysql/ |
+---------------+-----------------+
1 row in set (0.00 sec)
mysql> show variables like 'socket';
+---------------+--------------------------+
| Variable_name | Value |
+---------------+--------------------------+
| socket | /data/mysql/mysql.sock |
+---------------+--------------------------+
1 row in set (0.00 sec)
