mysql export table but no database

Question

write mysql order try to export a table to my D disk and save it as a .sql file,the order is:

C:\Program Files\MySQL\MySQL Server 5.7\bin>mysqldump -u root -p facebbook_info fb_group_members_about > D:\fb_group_members_about.sql
Enter password: ********

but it errors:

mysqldump: Got error: 1049: Unknown database 'facebbook_info' when selecting the database

however ,in mysql order window:

mysql> show databases;
+--------------------+
| Database           |
+--------------------+
| information_schema |
| facebook_info      |
| mysql              |
| mysql_test         |
| performance_schema |
| sakila             |
| sys                |
| world              |
+--------------------+
8 rows in set (0.00 sec)

there is database: facebook_info, could you please tell me the reason and how resolve it

Answer 1

You have written facebbook_info with two b in your command. Use

mysqldump -u root -p facebook_info fb_group_members_about

and you should be fine.

Answer 2

Use following command to export database

mysqldump -u root -p facebook_info > location-of-directroy/name.sql