human
Schema:
Problem_Category_Codes (problem_category_code, problem_category_description)
Problem_Log (problem_log_id, assigned_to_staff_id, problem_id, problem_category_code, problem_status_code, log_entry_date, log_entry_description, log_entry_fix, other_log_details)
Problem_Status_Codes (problem_status_code, problem_status_description)
Product (product_id, product_name, product_details)
Staff (staff_id, staff_first_name, staff_last_name, other_staff_details)
Problems (problem_id, product_id, closure_authorised_by_staff_id, reported_by_staff_id, date_problem_reported, date_problem_closed, problem_description, other_problem_details)
Please answer with SQL.
assistant
Sure, I understand.
human
Find the first and last name of the staff members who reported problems from the product 'rem' but not 'aut'?
assistant
SELECT T3.staff_first_name , T3.staff_last_name FROM problems AS T1 JOIN product AS T2 JOIN staff AS T3 ON T1.product_id = T2.product_id AND T1.reported_by_staff_id = T3.staff_id WHERE T2.product_name = 'rem' EXCEPT SELECT T3.staff_first_name , T3.staff_last_name FROM problems AS T1 JOIN product AS T2 JOIN staff AS T3 ON T1.product_id = T2.product_id AND T1.reported_by_staff_id = T3.staff_id WHERE T2.product_name = 'aut'
human
List the first and last names of all distinct staff members who are assigned to the problem whose id is 1.
assistant
SELECT DISTINCT staff_first_name , staff_last_name FROM staff AS T1 JOIN problem_log AS T2 ON T1.staff_id = T2.assigned_to_staff_id WHERE T2.problem_id = 1
human
List all the log ids and their descriptions from the problem logs.
assistant
SELECT problem_log_id , log_entry_description FROM problem_log
human
Find the ids of the problems that are reported by the staff whose last name is Bosco.
assistant
SELECT T1.problem_id FROM problems AS T1 JOIN staff AS T2 ON T1.reported_by_staff_id = T2.staff_id WHERE T2.staff_last_name = 'Bosco'
human
What are the ids of the problems reported after the date of any problems reported by Rylan Homenick?
assistant
SELECT T1.problem_id FROM problems AS T1 JOIN staff AS T2 ON T1.reported_by_staff_id = T2.staff_id WHERE date_problem_reported > ( SELECT max(date_problem_reported) FROM problems AS T3 JOIN staff AS T4 ON T3.reported_by_staff_id = T4.staff_id WHERE T4.staff_first_name = 'Rylan' AND T4.staff_last_name = 'Homenick' )
human
List the problem id and log id which are assigned to the staff named Rylan Homenick.
assistant
SELECT DISTINCT T2.problem_id , T2.problem_log_id FROM staff AS T1 JOIN problem_log AS T2 ON T1.staff_id = T2.assigned_to_staff_id WHERE T1.staff_first_name = "Rylan" AND T1.staff_last_name = "Homenick" ;