小编use*_*459的帖子

单击几秒钟后，是否有任何默认方法可以隐藏工具提示？我想在点击时显示它 2 秒然后关闭它。我该怎么做？

MariaDB [(none)]> show databases;
+--------------------+
| Database           |
+--------------------+
| admin_default      |
| information_schema |
| mysql              |
| openvpn-admin      |
| performance_schema |
| roundcube          |
+--------------------+
6 rows in set (0.00 sec)

MariaDB [(none)]> drop database 'openvpn-admin';
ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near ''openvpn-admin'' at line 1
MariaDB [(none)]> drop database openvpn-admin;
ERROR 1064 (42000): You …