ชื่อบทบาทและคำอธิบายบทบาทสำหรับพนักงานชื่อ Ebba คืออะไร?ไม่จำเป็นต้องใช้ตารางทั้งหมด
What is the role name and role description for employee called Ebba?It is not neccessary to use all the tables.
 employees:  employee_id [ number]  role_code [ text]  employee_name [ text]  gender_mfu [ text]  date_of_birth [ time]  other_details [ text] 
SELECT T2.role_name, T2.role_description FROM employees AS T1 JOIN roles AS T2 ON T1.role_code = T2.role_code WHERE T1.employee_name = "Ebba"