Mysql查看系统变量值

版权声明：如若转载，请联系作者。 https://blog.csdn.net/liu16659/article/details/83306403

Mysql查看系统变量值

• 查看安装目录

ERROR 1193 (HY000): Unknown system variable 'base_dir'
mysql> select @@basedir;
+------------------------------------------+
| @@basedir                                |
+------------------------------------------+
| D:\Program Files\MySQL\MySQL Server 5.7\ |
+------------------------------------------+
1 row in set (0.00 sec)

• 查看数据目录

mysql> select @@datadir;
+-----------------------------------------------+
| @@datadir                                     |
+-----------------------------------------------+
| D:\Program Files\MySQL\MySQL Server 5.7\data\ |
+-----------------------------------------------+
1 row in set (0.00 sec)