Select all data from the departments table of the employee database. You can use an asterisk (*) to select all columns from a table. It is not recommended to use it, you should always select only the data you need:
mysql> SELECT * FROM departments;+---------+--------------------+| dept_no | dept_name |+---------+--------------------+| d009 | Customer Service || d005 | Development || d002 | Finance || d003 | Human Resources || d001 | Marketing || d004 | Production || d006 | Quality Management || d008 | Research || d007 | Sales |+---------+--------------------+9 rows in set (0.00 sec)