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-- Database schema
| Staff : staff_id [ INT ] primary_key , gender [ TEXT ] , first_name [ TEXT ] , last_name [ TEXT ] , email_address [ TEXT ] , phone_number [ TEXT ] | Customers : customer_id [ INT ] primary_key , customer_type_code [ TEXT ] , address_line_1 [ TEXT ] , address_line_2 [ TEXT ] , town_city [ TEXT ] , state [ TEXT ] , email_address [ TEXT ] , phone_number [ TEXT ] | Products : product_id [ INT ] primary_key , parent_product_id [ INT ] , product_category_code [ TEXT ] , date_product_first_available [ TEXT ] , date_product_discontinued [ TEXT ] , product_name [ TEXT ] , product_description [ TEXT ] , product_price [ INT ] | Complaints : complaint_id [ INT ] , product_id [ INT ] Complaints.product_id = Products.product_id , customer_id [ INT ] Complaints.customer_id = Customers.customer_id , complaint_outcome_code [ TEXT ] , complaint_status_code [ TEXT ] , complaint_type_code [ TEXT ] , date_complaint_raised [ TEXT ] , date_complaint_closed [ TEXT ] , staff_id [ INT ] Complaints.staff_id = Staff.staff_id |
-- -- How many customers are there in the customer type with the most customers?
| SELECT count(*) FROM customers GROUP BY customer_type_code ORDER BY count(*) DESC LIMIT 1; |
-- Database schema
| Staff : staff_id [ INT ] primary_key , gender [ TEXT ] , first_name [ TEXT ] , last_name [ TEXT ] , email_address [ TEXT ] , phone_number [ TEXT ] | Customers : customer_id [ INT ] primary_key , customer_type_code [ TEXT ] , address_line_1 [ TEXT ] , address_line_2 [ TEXT ] , town_city [ TEXT ] , state [ TEXT ] , email_address [ TEXT ] , phone_number [ TEXT ] | Products : product_id [ INT ] primary_key , parent_product_id [ INT ] , product_category_code [ TEXT ] , date_product_first_available [ TEXT ] , date_product_discontinued [ TEXT ] , product_name [ TEXT ] , product_description [ TEXT ] , product_price [ INT ] | Complaints : complaint_id [ INT ] , product_id [ INT ] Complaints.product_id = Products.product_id , customer_id [ INT ] Complaints.customer_id = Customers.customer_id , complaint_outcome_code [ TEXT ] , complaint_status_code [ TEXT ] , complaint_type_code [ TEXT ] , date_complaint_raised [ TEXT ] , date_complaint_closed [ TEXT ] , staff_id [ INT ] Complaints.staff_id = Staff.staff_id |
-- -- Count the number of customers that have the customer type that is most common.
| SELECT count(*) FROM customers GROUP BY customer_type_code ORDER BY count(*) DESC LIMIT 1; |
-- Database schema
| Staff : staff_id [ INT ] primary_key , gender [ TEXT ] , first_name [ TEXT ] , last_name [ TEXT ] , email_address [ TEXT ] , phone_number [ TEXT ] | Customers : customer_id [ INT ] primary_key , customer_type_code [ TEXT ] , address_line_1 [ TEXT ] , address_line_2 [ TEXT ] , town_city [ TEXT ] , state [ TEXT ] , email_address [ TEXT ] , phone_number [ TEXT ] | Products : product_id [ INT ] primary_key , parent_product_id [ INT ] , product_category_code [ TEXT ] , date_product_first_available [ TEXT ] , date_product_discontinued [ TEXT ] , product_name [ TEXT ] , product_description [ TEXT ] , product_price [ INT ] | Complaints : complaint_id [ INT ] , product_id [ INT ] Complaints.product_id = Products.product_id , customer_id [ INT ] Complaints.customer_id = Customers.customer_id , complaint_outcome_code [ TEXT ] , complaint_status_code [ TEXT ] , complaint_type_code [ TEXT ] , date_complaint_raised [ TEXT ] , date_complaint_closed [ TEXT ] , staff_id [ INT ] Complaints.staff_id = Staff.staff_id |
-- -- What is the last name of the staff who has handled the first ever complaint?
| SELECT t1.last_name FROM staff AS t1 JOIN complaints AS t2 ON t1.staff_id = t2.staff_id ORDER BY t2.date_complaint_raised LIMIT 1; |
-- Database schema
| Staff : staff_id [ INT ] primary_key , gender [ TEXT ] , first_name [ TEXT ] , last_name [ TEXT ] , email_address [ TEXT ] , phone_number [ TEXT ] | Customers : customer_id [ INT ] primary_key , customer_type_code [ TEXT ] , address_line_1 [ TEXT ] , address_line_2 [ TEXT ] , town_city [ TEXT ] , state [ TEXT ] , email_address [ TEXT ] , phone_number [ TEXT ] | Products : product_id [ INT ] primary_key , parent_product_id [ INT ] , product_category_code [ TEXT ] , date_product_first_available [ TEXT ] , date_product_discontinued [ TEXT ] , product_name [ TEXT ] , product_description [ TEXT ] , product_price [ INT ] | Complaints : complaint_id [ INT ] , product_id [ INT ] Complaints.product_id = Products.product_id , customer_id [ INT ] Complaints.customer_id = Customers.customer_id , complaint_outcome_code [ TEXT ] , complaint_status_code [ TEXT ] , complaint_type_code [ TEXT ] , date_complaint_raised [ TEXT ] , date_complaint_closed [ TEXT ] , staff_id [ INT ] Complaints.staff_id = Staff.staff_id |
-- -- Return the last name of the staff member who handled the complaint with the earliest date raised.
| SELECT t1.last_name FROM staff AS t1 JOIN complaints AS t2 ON t1.staff_id = t2.staff_id ORDER BY t2.date_complaint_raised LIMIT 1; |
-- Database schema
| Staff : staff_id [ INT ] primary_key , gender [ TEXT ] , first_name [ TEXT ] , last_name [ TEXT ] , email_address [ TEXT ] , phone_number [ TEXT ] | Customers : customer_id [ INT ] primary_key , customer_type_code [ TEXT ] , address_line_1 [ TEXT ] , address_line_2 [ TEXT ] , town_city [ TEXT ] , state [ TEXT ] , email_address [ TEXT ] , phone_number [ TEXT ] | Products : product_id [ INT ] primary_key , parent_product_id [ INT ] , product_category_code [ TEXT ] , date_product_first_available [ TEXT ] , date_product_discontinued [ TEXT ] , product_name [ TEXT ] , product_description [ TEXT ] , product_price [ INT ] | Complaints : complaint_id [ INT ] , product_id [ INT ] Complaints.product_id = Products.product_id , customer_id [ INT ] Complaints.customer_id = Customers.customer_id , complaint_outcome_code [ TEXT ] , complaint_status_code [ TEXT ] , complaint_type_code [ TEXT ] , date_complaint_raised [ TEXT ] , date_complaint_closed [ TEXT ] , staff_id [ INT ] Complaints.staff_id = Staff.staff_id |
-- -- How many distinct complaint type codes are there in the database?
| SELECT count(DISTINCT complaint_type_code) FROM complaints; |
-- Database schema
| Staff : staff_id [ INT ] primary_key , gender [ TEXT ] , first_name [ TEXT ] , last_name [ TEXT ] , email_address [ TEXT ] , phone_number [ TEXT ] | Customers : customer_id [ INT ] primary_key , customer_type_code [ TEXT ] , address_line_1 [ TEXT ] , address_line_2 [ TEXT ] , town_city [ TEXT ] , state [ TEXT ] , email_address [ TEXT ] , phone_number [ TEXT ] | Products : product_id [ INT ] primary_key , parent_product_id [ INT ] , product_category_code [ TEXT ] , date_product_first_available [ TEXT ] , date_product_discontinued [ TEXT ] , product_name [ TEXT ] , product_description [ TEXT ] , product_price [ INT ] | Complaints : complaint_id [ INT ] , product_id [ INT ] Complaints.product_id = Products.product_id , customer_id [ INT ] Complaints.customer_id = Customers.customer_id , complaint_outcome_code [ TEXT ] , complaint_status_code [ TEXT ] , complaint_type_code [ TEXT ] , date_complaint_raised [ TEXT ] , date_complaint_closed [ TEXT ] , staff_id [ INT ] Complaints.staff_id = Staff.staff_id |
-- -- Count the number of different complaint type codes.
| SELECT count(DISTINCT complaint_type_code) FROM complaints; |
-- Database schema
| Staff : staff_id [ INT ] primary_key , gender [ TEXT ] , first_name [ TEXT ] , last_name [ TEXT ] , email_address [ TEXT ] , phone_number [ TEXT ] | Customers : customer_id [ INT ] primary_key , customer_type_code [ TEXT ] , address_line_1 [ TEXT ] , address_line_2 [ TEXT ] , town_city [ TEXT ] , state [ TEXT ] , email_address [ TEXT ] , phone_number [ TEXT ] | Products : product_id [ INT ] primary_key , parent_product_id [ INT ] , product_category_code [ TEXT ] , date_product_first_available [ TEXT ] , date_product_discontinued [ TEXT ] , product_name [ TEXT ] , product_description [ TEXT ] , product_price [ INT ] | Complaints : complaint_id [ INT ] , product_id [ INT ] Complaints.product_id = Products.product_id , customer_id [ INT ] Complaints.customer_id = Customers.customer_id , complaint_outcome_code [ TEXT ] , complaint_status_code [ TEXT ] , complaint_type_code [ TEXT ] , date_complaint_raised [ TEXT ] , date_complaint_closed [ TEXT ] , staff_id [ INT ] Complaints.staff_id = Staff.staff_id |
-- -- Find the address line 1 and 2 of the customer with email "[email protected]".
| SELECT address_line_1 , address_line_2 FROM customers WHERE email_address = "[email protected]"; |
-- Database schema
| Staff : staff_id [ INT ] primary_key , gender [ TEXT ] , first_name [ TEXT ] , last_name [ TEXT ] , email_address [ TEXT ] , phone_number [ TEXT ] | Customers : customer_id [ INT ] primary_key , customer_type_code [ TEXT ] , address_line_1 [ TEXT ] , address_line_2 [ TEXT ] , town_city [ TEXT ] , state [ TEXT ] , email_address [ TEXT ] , phone_number [ TEXT ] | Products : product_id [ INT ] primary_key , parent_product_id [ INT ] , product_category_code [ TEXT ] , date_product_first_available [ TEXT ] , date_product_discontinued [ TEXT ] , product_name [ TEXT ] , product_description [ TEXT ] , product_price [ INT ] | Complaints : complaint_id [ INT ] , product_id [ INT ] Complaints.product_id = Products.product_id , customer_id [ INT ] Complaints.customer_id = Customers.customer_id , complaint_outcome_code [ TEXT ] , complaint_status_code [ TEXT ] , complaint_type_code [ TEXT ] , date_complaint_raised [ TEXT ] , date_complaint_closed [ TEXT ] , staff_id [ INT ] Complaints.staff_id = Staff.staff_id |
-- -- What are lines 1 and 2 of the addressed of the customer with the email "[email protected]"?
| SELECT address_line_1 , address_line_2 FROM customers WHERE email_address = "[email protected]"; |
-- Database schema
| Staff : staff_id [ INT ] primary_key , gender [ TEXT ] , first_name [ TEXT ] , last_name [ TEXT ] , email_address [ TEXT ] , phone_number [ TEXT ] | Customers : customer_id [ INT ] primary_key , customer_type_code [ TEXT ] , address_line_1 [ TEXT ] , address_line_2 [ TEXT ] , town_city [ TEXT ] , state [ TEXT ] , email_address [ TEXT ] , phone_number [ TEXT ] | Products : product_id [ INT ] primary_key , parent_product_id [ INT ] , product_category_code [ TEXT ] , date_product_first_available [ TEXT ] , date_product_discontinued [ TEXT ] , product_name [ TEXT ] , product_description [ TEXT ] , product_price [ INT ] | Complaints : complaint_id [ INT ] , product_id [ INT ] Complaints.product_id = Products.product_id , customer_id [ INT ] Complaints.customer_id = Customers.customer_id , complaint_outcome_code [ TEXT ] , complaint_status_code [ TEXT ] , complaint_type_code [ TEXT ] , date_complaint_raised [ TEXT ] , date_complaint_closed [ TEXT ] , staff_id [ INT ] Complaints.staff_id = Staff.staff_id |
-- -- Find the number of complaints with Product Failure type for each complaint status.
| SELECT complaint_status_code , count(*) FROM complaints WHERE complaint_type_code = "Product Failure" GROUP BY complaint_status_code; |
-- Database schema
| Staff : staff_id [ INT ] primary_key , gender [ TEXT ] , first_name [ TEXT ] , last_name [ TEXT ] , email_address [ TEXT ] , phone_number [ TEXT ] | Customers : customer_id [ INT ] primary_key , customer_type_code [ TEXT ] , address_line_1 [ TEXT ] , address_line_2 [ TEXT ] , town_city [ TEXT ] , state [ TEXT ] , email_address [ TEXT ] , phone_number [ TEXT ] | Products : product_id [ INT ] primary_key , parent_product_id [ INT ] , product_category_code [ TEXT ] , date_product_first_available [ TEXT ] , date_product_discontinued [ TEXT ] , product_name [ TEXT ] , product_description [ TEXT ] , product_price [ INT ] | Complaints : complaint_id [ INT ] , product_id [ INT ] Complaints.product_id = Products.product_id , customer_id [ INT ] Complaints.customer_id = Customers.customer_id , complaint_outcome_code [ TEXT ] , complaint_status_code [ TEXT ] , complaint_type_code [ TEXT ] , date_complaint_raised [ TEXT ] , date_complaint_closed [ TEXT ] , staff_id [ INT ] Complaints.staff_id = Staff.staff_id |
-- -- Of complaints with the type code "Product Failure", how many had each different status code?
| SELECT complaint_status_code , count(*) FROM complaints WHERE complaint_type_code = "Product Failure" GROUP BY complaint_status_code; |
-- Database schema
| Staff : staff_id [ INT ] primary_key , gender [ TEXT ] , first_name [ TEXT ] , last_name [ TEXT ] , email_address [ TEXT ] , phone_number [ TEXT ] | Customers : customer_id [ INT ] primary_key , customer_type_code [ TEXT ] , address_line_1 [ TEXT ] , address_line_2 [ TEXT ] , town_city [ TEXT ] , state [ TEXT ] , email_address [ TEXT ] , phone_number [ TEXT ] | Products : product_id [ INT ] primary_key , parent_product_id [ INT ] , product_category_code [ TEXT ] , date_product_first_available [ TEXT ] , date_product_discontinued [ TEXT ] , product_name [ TEXT ] , product_description [ TEXT ] , product_price [ INT ] | Complaints : complaint_id [ INT ] , product_id [ INT ] Complaints.product_id = Products.product_id , customer_id [ INT ] Complaints.customer_id = Customers.customer_id , complaint_outcome_code [ TEXT ] , complaint_status_code [ TEXT ] , complaint_type_code [ TEXT ] , date_complaint_raised [ TEXT ] , date_complaint_closed [ TEXT ] , staff_id [ INT ] Complaints.staff_id = Staff.staff_id |
-- -- What is first names of the top 5 staff who have handled the greatest number of complaints?
| SELECT t1.first_name FROM staff AS t1 JOIN complaints AS t2 ON t1.staff_id = t2.staff_id GROUP BY t2.staff_id ORDER BY count(*) LIMIT 5; |
-- Database schema
| Staff : staff_id [ INT ] primary_key , gender [ TEXT ] , first_name [ TEXT ] , last_name [ TEXT ] , email_address [ TEXT ] , phone_number [ TEXT ] | Customers : customer_id [ INT ] primary_key , customer_type_code [ TEXT ] , address_line_1 [ TEXT ] , address_line_2 [ TEXT ] , town_city [ TEXT ] , state [ TEXT ] , email_address [ TEXT ] , phone_number [ TEXT ] | Products : product_id [ INT ] primary_key , parent_product_id [ INT ] , product_category_code [ TEXT ] , date_product_first_available [ TEXT ] , date_product_discontinued [ TEXT ] , product_name [ TEXT ] , product_description [ TEXT ] , product_price [ INT ] | Complaints : complaint_id [ INT ] , product_id [ INT ] Complaints.product_id = Products.product_id , customer_id [ INT ] Complaints.customer_id = Customers.customer_id , complaint_outcome_code [ TEXT ] , complaint_status_code [ TEXT ] , complaint_type_code [ TEXT ] , date_complaint_raised [ TEXT ] , date_complaint_closed [ TEXT ] , staff_id [ INT ] Complaints.staff_id = Staff.staff_id |
-- -- Return the first names of the 5 staff members who have handled the most complaints.
| SELECT t1.first_name FROM staff AS t1 JOIN complaints AS t2 ON t1.staff_id = t2.staff_id GROUP BY t2.staff_id ORDER BY count(*) LIMIT 5; |
-- Database schema
| Staff : staff_id [ INT ] primary_key , gender [ TEXT ] , first_name [ TEXT ] , last_name [ TEXT ] , email_address [ TEXT ] , phone_number [ TEXT ] | Customers : customer_id [ INT ] primary_key , customer_type_code [ TEXT ] , address_line_1 [ TEXT ] , address_line_2 [ TEXT ] , town_city [ TEXT ] , state [ TEXT ] , email_address [ TEXT ] , phone_number [ TEXT ] | Products : product_id [ INT ] primary_key , parent_product_id [ INT ] , product_category_code [ TEXT ] , date_product_first_available [ TEXT ] , date_product_discontinued [ TEXT ] , product_name [ TEXT ] , product_description [ TEXT ] , product_price [ INT ] | Complaints : complaint_id [ INT ] , product_id [ INT ] Complaints.product_id = Products.product_id , customer_id [ INT ] Complaints.customer_id = Customers.customer_id , complaint_outcome_code [ TEXT ] , complaint_status_code [ TEXT ] , complaint_type_code [ TEXT ] , date_complaint_raised [ TEXT ] , date_complaint_closed [ TEXT ] , staff_id [ INT ] Complaints.staff_id = Staff.staff_id |
-- -- Which state has the most customers?
| SELECT state FROM customers GROUP BY state ORDER BY count(*) LIMIT 1; |
-- Database schema
| Staff : staff_id [ INT ] primary_key , gender [ TEXT ] , first_name [ TEXT ] , last_name [ TEXT ] , email_address [ TEXT ] , phone_number [ TEXT ] | Customers : customer_id [ INT ] primary_key , customer_type_code [ TEXT ] , address_line_1 [ TEXT ] , address_line_2 [ TEXT ] , town_city [ TEXT ] , state [ TEXT ] , email_address [ TEXT ] , phone_number [ TEXT ] | Products : product_id [ INT ] primary_key , parent_product_id [ INT ] , product_category_code [ TEXT ] , date_product_first_available [ TEXT ] , date_product_discontinued [ TEXT ] , product_name [ TEXT ] , product_description [ TEXT ] , product_price [ INT ] | Complaints : complaint_id [ INT ] , product_id [ INT ] Complaints.product_id = Products.product_id , customer_id [ INT ] Complaints.customer_id = Customers.customer_id , complaint_outcome_code [ TEXT ] , complaint_status_code [ TEXT ] , complaint_type_code [ TEXT ] , date_complaint_raised [ TEXT ] , date_complaint_closed [ TEXT ] , staff_id [ INT ] Complaints.staff_id = Staff.staff_id |
-- -- Give the state that has the most customers.
| SELECT state FROM customers GROUP BY state ORDER BY count(*) LIMIT 1; |
-- Database schema
| workshop : Workshop_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] | submission : Submission_ID [ INT ] primary_key , Scores [ INT ] , Author [ TEXT ] , College [ TEXT ] | Acceptance : Submission_ID [ INT ] primary_key Acceptance.Submission_ID = submission.Submission_ID , Workshop_ID [ INT ] Acceptance.Workshop_ID = workshop.Workshop_ID , Result [ TEXT ] |
-- -- How many submissions are there?
| SELECT count(*) FROM submission; |
-- Database schema
| workshop : Workshop_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] | submission : Submission_ID [ INT ] primary_key , Scores [ INT ] , Author [ TEXT ] , College [ TEXT ] | Acceptance : Submission_ID [ INT ] primary_key Acceptance.Submission_ID = submission.Submission_ID , Workshop_ID [ INT ] Acceptance.Workshop_ID = workshop.Workshop_ID , Result [ TEXT ] |
-- -- Count the number of submissions.
| SELECT count(*) FROM submission; |
-- Database schema
| workshop : Workshop_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] | submission : Submission_ID [ INT ] primary_key , Scores [ INT ] , Author [ TEXT ] , College [ TEXT ] | Acceptance : Submission_ID [ INT ] primary_key Acceptance.Submission_ID = submission.Submission_ID , Workshop_ID [ INT ] Acceptance.Workshop_ID = workshop.Workshop_ID , Result [ TEXT ] |
-- -- List the authors of submissions in ascending order of scores.
| SELECT Author FROM submission ORDER BY Scores ASC; |
-- Database schema
| workshop : Workshop_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] | submission : Submission_ID [ INT ] primary_key , Scores [ INT ] , Author [ TEXT ] , College [ TEXT ] | Acceptance : Submission_ID [ INT ] primary_key Acceptance.Submission_ID = submission.Submission_ID , Workshop_ID [ INT ] Acceptance.Workshop_ID = workshop.Workshop_ID , Result [ TEXT ] |
-- -- Find the author for each submission and list them in ascending order of submission score.
| SELECT Author FROM submission ORDER BY Scores ASC; |
-- Database schema
| workshop : Workshop_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] | submission : Submission_ID [ INT ] primary_key , Scores [ INT ] , Author [ TEXT ] , College [ TEXT ] | Acceptance : Submission_ID [ INT ] primary_key Acceptance.Submission_ID = submission.Submission_ID , Workshop_ID [ INT ] Acceptance.Workshop_ID = workshop.Workshop_ID , Result [ TEXT ] |
-- -- What are the authors of submissions and their colleges?
| SELECT Author , College FROM submission; |
-- Database schema
| workshop : Workshop_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] | submission : Submission_ID [ INT ] primary_key , Scores [ INT ] , Author [ TEXT ] , College [ TEXT ] | Acceptance : Submission_ID [ INT ] primary_key Acceptance.Submission_ID = submission.Submission_ID , Workshop_ID [ INT ] Acceptance.Workshop_ID = workshop.Workshop_ID , Result [ TEXT ] |
-- -- For each submission, show the author and their affiliated college.
| SELECT Author , College FROM submission; |
-- Database schema
| workshop : Workshop_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] | submission : Submission_ID [ INT ] primary_key , Scores [ INT ] , Author [ TEXT ] , College [ TEXT ] | Acceptance : Submission_ID [ INT ] primary_key Acceptance.Submission_ID = submission.Submission_ID , Workshop_ID [ INT ] Acceptance.Workshop_ID = workshop.Workshop_ID , Result [ TEXT ] |
-- -- Show the names of authors from college "Florida" or "Temple"
| SELECT Author FROM submission WHERE College = "Florida" OR College = "Temple"; |
-- Database schema
| workshop : Workshop_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] | submission : Submission_ID [ INT ] primary_key , Scores [ INT ] , Author [ TEXT ] , College [ TEXT ] | Acceptance : Submission_ID [ INT ] primary_key Acceptance.Submission_ID = submission.Submission_ID , Workshop_ID [ INT ] Acceptance.Workshop_ID = workshop.Workshop_ID , Result [ TEXT ] |
-- -- Which authors with submissions are from college "Florida" or "Temple"?
| SELECT Author FROM submission WHERE College = "Florida" OR College = "Temple"; |
-- Database schema
| workshop : Workshop_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] | submission : Submission_ID [ INT ] primary_key , Scores [ INT ] , Author [ TEXT ] , College [ TEXT ] | Acceptance : Submission_ID [ INT ] primary_key Acceptance.Submission_ID = submission.Submission_ID , Workshop_ID [ INT ] Acceptance.Workshop_ID = workshop.Workshop_ID , Result [ TEXT ] |
-- -- What is the average score of submissions?
| SELECT avg(Scores) FROM submission; |
-- Database schema
| workshop : Workshop_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] | submission : Submission_ID [ INT ] primary_key , Scores [ INT ] , Author [ TEXT ] , College [ TEXT ] | Acceptance : Submission_ID [ INT ] primary_key Acceptance.Submission_ID = submission.Submission_ID , Workshop_ID [ INT ] Acceptance.Workshop_ID = workshop.Workshop_ID , Result [ TEXT ] |
-- -- Compute the average score of submissions.
| SELECT avg(Scores) FROM submission; |
-- Database schema
| workshop : Workshop_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] | submission : Submission_ID [ INT ] primary_key , Scores [ INT ] , Author [ TEXT ] , College [ TEXT ] | Acceptance : Submission_ID [ INT ] primary_key Acceptance.Submission_ID = submission.Submission_ID , Workshop_ID [ INT ] Acceptance.Workshop_ID = workshop.Workshop_ID , Result [ TEXT ] |
-- -- What is the author of the submission with the highest score?
| SELECT Author FROM submission ORDER BY Scores DESC LIMIT 1; |
-- Database schema
| workshop : Workshop_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] | submission : Submission_ID [ INT ] primary_key , Scores [ INT ] , Author [ TEXT ] , College [ TEXT ] | Acceptance : Submission_ID [ INT ] primary_key Acceptance.Submission_ID = submission.Submission_ID , Workshop_ID [ INT ] Acceptance.Workshop_ID = workshop.Workshop_ID , Result [ TEXT ] |
-- -- Find the author who achieved the highest score in a submission.
| SELECT Author FROM submission ORDER BY Scores DESC LIMIT 1; |
-- Database schema
| workshop : Workshop_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] | submission : Submission_ID [ INT ] primary_key , Scores [ INT ] , Author [ TEXT ] , College [ TEXT ] | Acceptance : Submission_ID [ INT ] primary_key Acceptance.Submission_ID = submission.Submission_ID , Workshop_ID [ INT ] Acceptance.Workshop_ID = workshop.Workshop_ID , Result [ TEXT ] |
-- -- Show different colleges along with the number of authors of submission from each college.
| SELECT College , COUNT(*) FROM submission GROUP BY College; |
-- Database schema
| workshop : Workshop_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] | submission : Submission_ID [ INT ] primary_key , Scores [ INT ] , Author [ TEXT ] , College [ TEXT ] | Acceptance : Submission_ID [ INT ] primary_key Acceptance.Submission_ID = submission.Submission_ID , Workshop_ID [ INT ] Acceptance.Workshop_ID = workshop.Workshop_ID , Result [ TEXT ] |
-- -- For each college, return the college name and the count of authors with submissions from that college.
| SELECT College , COUNT(*) FROM submission GROUP BY College; |
-- Database schema
| workshop : Workshop_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] | submission : Submission_ID [ INT ] primary_key , Scores [ INT ] , Author [ TEXT ] , College [ TEXT ] | Acceptance : Submission_ID [ INT ] primary_key Acceptance.Submission_ID = submission.Submission_ID , Workshop_ID [ INT ] Acceptance.Workshop_ID = workshop.Workshop_ID , Result [ TEXT ] |
-- -- Show the most common college of authors of submissions.
| SELECT College FROM submission GROUP BY College ORDER BY COUNT(*) DESC LIMIT 1; |
-- Database schema
| workshop : Workshop_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] | submission : Submission_ID [ INT ] primary_key , Scores [ INT ] , Author [ TEXT ] , College [ TEXT ] | Acceptance : Submission_ID [ INT ] primary_key Acceptance.Submission_ID = submission.Submission_ID , Workshop_ID [ INT ] Acceptance.Workshop_ID = workshop.Workshop_ID , Result [ TEXT ] |
-- -- Which college has the most authors with submissions?
| SELECT College FROM submission GROUP BY College ORDER BY COUNT(*) DESC LIMIT 1; |
-- Database schema
| workshop : Workshop_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] | submission : Submission_ID [ INT ] primary_key , Scores [ INT ] , Author [ TEXT ] , College [ TEXT ] | Acceptance : Submission_ID [ INT ] primary_key Acceptance.Submission_ID = submission.Submission_ID , Workshop_ID [ INT ] Acceptance.Workshop_ID = workshop.Workshop_ID , Result [ TEXT ] |
-- -- Show the colleges that have both authors with submission score larger than 90 and authors with submission score smaller than 80.
| SELECT College FROM submission WHERE Scores > 90 INTERSECT SELECT College FROM submission WHERE Scores < 80; |
-- Database schema
| workshop : Workshop_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] | submission : Submission_ID [ INT ] primary_key , Scores [ INT ] , Author [ TEXT ] , College [ TEXT ] | Acceptance : Submission_ID [ INT ] primary_key Acceptance.Submission_ID = submission.Submission_ID , Workshop_ID [ INT ] Acceptance.Workshop_ID = workshop.Workshop_ID , Result [ TEXT ] |
-- -- Which colleges have both authors with submission score above 90 and authors with submission score below 80?
| SELECT College FROM submission WHERE Scores > 90 INTERSECT SELECT College FROM submission WHERE Scores < 80; |
-- Database schema
| workshop : Workshop_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] | submission : Submission_ID [ INT ] primary_key , Scores [ INT ] , Author [ TEXT ] , College [ TEXT ] | Acceptance : Submission_ID [ INT ] primary_key Acceptance.Submission_ID = submission.Submission_ID , Workshop_ID [ INT ] Acceptance.Workshop_ID = workshop.Workshop_ID , Result [ TEXT ] |
-- -- Show the authors of submissions and the acceptance results of their submissions.
| SELECT T2.Author , T1.Result FROM acceptance AS T1 JOIN submission AS T2 ON T1.Submission_ID = T2.Submission_ID; |
-- Database schema
| workshop : Workshop_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] | submission : Submission_ID [ INT ] primary_key , Scores [ INT ] , Author [ TEXT ] , College [ TEXT ] | Acceptance : Submission_ID [ INT ] primary_key Acceptance.Submission_ID = submission.Submission_ID , Workshop_ID [ INT ] Acceptance.Workshop_ID = workshop.Workshop_ID , Result [ TEXT ] |
-- -- For each submission, find its author and acceptance result.
| SELECT T2.Author , T1.Result FROM acceptance AS T1 JOIN submission AS T2 ON T1.Submission_ID = T2.Submission_ID; |
-- Database schema
| workshop : Workshop_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] | submission : Submission_ID [ INT ] primary_key , Scores [ INT ] , Author [ TEXT ] , College [ TEXT ] | Acceptance : Submission_ID [ INT ] primary_key Acceptance.Submission_ID = submission.Submission_ID , Workshop_ID [ INT ] Acceptance.Workshop_ID = workshop.Workshop_ID , Result [ TEXT ] |
-- -- Show the result of the submission with the highest score.
| SELECT T1.Result FROM acceptance AS T1 JOIN submission AS T2 ON T1.Submission_ID = T2.Submission_ID ORDER BY T2.Scores DESC LIMIT 1; |
-- Database schema
| workshop : Workshop_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] | submission : Submission_ID [ INT ] primary_key , Scores [ INT ] , Author [ TEXT ] , College [ TEXT ] | Acceptance : Submission_ID [ INT ] primary_key Acceptance.Submission_ID = submission.Submission_ID , Workshop_ID [ INT ] Acceptance.Workshop_ID = workshop.Workshop_ID , Result [ TEXT ] |
-- -- Which submission received the highest score in acceptance result. Show me the result.
| SELECT T1.Result FROM acceptance AS T1 JOIN submission AS T2 ON T1.Submission_ID = T2.Submission_ID ORDER BY T2.Scores DESC LIMIT 1; |
-- Database schema
| workshop : Workshop_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] | submission : Submission_ID [ INT ] primary_key , Scores [ INT ] , Author [ TEXT ] , College [ TEXT ] | Acceptance : Submission_ID [ INT ] primary_key Acceptance.Submission_ID = submission.Submission_ID , Workshop_ID [ INT ] Acceptance.Workshop_ID = workshop.Workshop_ID , Result [ TEXT ] |
-- -- Show each author and the number of workshops they submitted to.
| SELECT T2.Author , COUNT(DISTINCT T1.workshop_id) FROM acceptance AS T1 JOIN submission AS T2 ON T1.Submission_ID = T2.Submission_ID GROUP BY T2.Author; |
-- Database schema
| workshop : Workshop_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] | submission : Submission_ID [ INT ] primary_key , Scores [ INT ] , Author [ TEXT ] , College [ TEXT ] | Acceptance : Submission_ID [ INT ] primary_key Acceptance.Submission_ID = submission.Submission_ID , Workshop_ID [ INT ] Acceptance.Workshop_ID = workshop.Workshop_ID , Result [ TEXT ] |
-- -- How many workshops did each author submit to? Return the author name and the number of workshops.
| SELECT T2.Author , COUNT(DISTINCT T1.workshop_id) FROM acceptance AS T1 JOIN submission AS T2 ON T1.Submission_ID = T2.Submission_ID GROUP BY T2.Author; |
-- Database schema
| workshop : Workshop_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] | submission : Submission_ID [ INT ] primary_key , Scores [ INT ] , Author [ TEXT ] , College [ TEXT ] | Acceptance : Submission_ID [ INT ] primary_key Acceptance.Submission_ID = submission.Submission_ID , Workshop_ID [ INT ] Acceptance.Workshop_ID = workshop.Workshop_ID , Result [ TEXT ] |
-- -- Show the authors who have submissions to more than one workshop.
| SELECT T2.Author FROM acceptance AS T1 JOIN submission AS T2 ON T1.Submission_ID = T2.Submission_ID GROUP BY T2.Author HAVING COUNT(DISTINCT T1.workshop_id) > 1; |
-- Database schema
| workshop : Workshop_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] | submission : Submission_ID [ INT ] primary_key , Scores [ INT ] , Author [ TEXT ] , College [ TEXT ] | Acceptance : Submission_ID [ INT ] primary_key Acceptance.Submission_ID = submission.Submission_ID , Workshop_ID [ INT ] Acceptance.Workshop_ID = workshop.Workshop_ID , Result [ TEXT ] |
-- -- Which authors have submitted to more than one workshop?
| SELECT T2.Author FROM acceptance AS T1 JOIN submission AS T2 ON T1.Submission_ID = T2.Submission_ID GROUP BY T2.Author HAVING COUNT(DISTINCT T1.workshop_id) > 1; |
-- Database schema
| workshop : Workshop_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] | submission : Submission_ID [ INT ] primary_key , Scores [ INT ] , Author [ TEXT ] , College [ TEXT ] | Acceptance : Submission_ID [ INT ] primary_key Acceptance.Submission_ID = submission.Submission_ID , Workshop_ID [ INT ] Acceptance.Workshop_ID = workshop.Workshop_ID , Result [ TEXT ] |
-- -- Show the date and venue of each workshop in ascending alphabetical order of the venue.
| SELECT Date , Venue FROM workshop ORDER BY Venue; |
-- Database schema
| workshop : Workshop_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] | submission : Submission_ID [ INT ] primary_key , Scores [ INT ] , Author [ TEXT ] , College [ TEXT ] | Acceptance : Submission_ID [ INT ] primary_key Acceptance.Submission_ID = submission.Submission_ID , Workshop_ID [ INT ] Acceptance.Workshop_ID = workshop.Workshop_ID , Result [ TEXT ] |
-- -- Sort the each workshop in alphabetical order of the venue. Return the date and venue of each workshop.
| SELECT Date , Venue FROM workshop ORDER BY Venue; |
-- Database schema
| workshop : Workshop_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] | submission : Submission_ID [ INT ] primary_key , Scores [ INT ] , Author [ TEXT ] , College [ TEXT ] | Acceptance : Submission_ID [ INT ] primary_key Acceptance.Submission_ID = submission.Submission_ID , Workshop_ID [ INT ] Acceptance.Workshop_ID = workshop.Workshop_ID , Result [ TEXT ] |
-- -- List the authors who do not have submission to any workshop.
| SELECT Author FROM submission WHERE Submission_ID NOT IN (SELECT Submission_ID FROM acceptance); |
-- Database schema
| workshop : Workshop_ID [ INT ] primary_key , Date [ TEXT ] , Venue [ TEXT ] , Name [ TEXT ] | submission : Submission_ID [ INT ] primary_key , Scores [ INT ] , Author [ TEXT ] , College [ TEXT ] | Acceptance : Submission_ID [ INT ] primary_key Acceptance.Submission_ID = submission.Submission_ID , Workshop_ID [ INT ] Acceptance.Workshop_ID = workshop.Workshop_ID , Result [ TEXT ] |
-- -- Which authors did not submit to any workshop?
| SELECT Author FROM submission WHERE Submission_ID NOT IN (SELECT Submission_ID FROM acceptance); |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- Find the number of investors in total.
| SELECT count(*) FROM INVESTORS; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- Show all investor details.
| SELECT Investor_details FROM INVESTORS; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- Show all distinct lot details.
| SELECT DISTINCT lot_details FROM LOTS; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- Show the maximum amount of transaction.
| SELECT max(amount_of_transaction) FROM TRANSACTIONS; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- Show all date and share count of transactions.
| SELECT date_of_transaction , share_count FROM TRANSACTIONS; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- What is the total share of transactions?
| SELECT sum(share_count) FROM TRANSACTIONS; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- Show all transaction ids with transaction code 'PUR'.
| SELECT transaction_id FROM TRANSACTIONS WHERE transaction_type_code = 'PUR'; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- Show all dates of transactions whose type code is "SALE".
| SELECT date_of_transaction FROM TRANSACTIONS WHERE transaction_type_code = "SALE"; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- Show the average amount of transactions with type code "SALE".
| SELECT avg(amount_of_transaction) FROM TRANSACTIONS WHERE transaction_type_code = "SALE"; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- Show the description of transaction type with code "PUR".
| SELECT transaction_type_description FROM Ref_Transaction_Types WHERE transaction_type_code = "PUR"; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- Show the minimum amount of transactions whose type code is "PUR" and whose share count is bigger than 50.
| SELECT min(amount_of_transaction) FROM TRANSACTIONS WHERE transaction_type_code = "PUR" AND share_count > 50; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- Show the maximum share count of transactions where the amount is smaller than 10000
| SELECT max(share_count) FROM TRANSACTIONS WHERE amount_of_transaction < 10000; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- Show the dates of transactions if the share count is bigger than 100 or the amount is bigger than 1000.
| SELECT date_of_transaction FROM TRANSACTIONS WHERE share_count > 100 OR amount_of_transaction > 1000; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- Show the transaction type descriptions and dates if the share count is smaller than 10.
| SELECT T1.transaction_type_description , T2.date_of_transaction FROM Ref_Transaction_Types AS T1 JOIN TRANSACTIONS AS T2 ON T1.transaction_type_code = T2.transaction_type_code WHERE T2.share_count < 10; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- Show details of all investors if they make any transaction with share count greater than 100.
| SELECT T1.Investor_details FROM INVESTORS AS T1 JOIN TRANSACTIONS AS T2 ON T1.investor_id = T2.investor_id WHERE T2.share_count > 100; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- How many distinct transaction types are used in the transactions?
| SELECT COUNT(DISTINCT transaction_type_code) FROM TRANSACTIONS; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- Return the lot details and investor ids.
| SELECT lot_details , investor_id FROM LOTS; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- Return the lot details of lots that belong to investors with details "l"?
| SELECT T2.lot_details FROM INVESTORS AS T1 JOIN LOTS AS T2 ON T1.investor_id = T2.investor_id WHERE T1.Investor_details = "l"; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- What are the purchase details of transactions with amount bigger than 10000?
| SELECT T1.purchase_details FROM PURCHASES AS T1 JOIN TRANSACTIONS AS T2 ON T1.purchase_transaction_id = T2.transaction_id WHERE T2.amount_of_transaction > 10000; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- What are the sale details and dates of transactions with amount smaller than 3000?
| SELECT T1.sales_details , T2.date_of_transaction FROM SALES AS T1 JOIN TRANSACTIONS AS T2 ON T1.sales_transaction_id = T2.transaction_id WHERE T2.amount_of_transaction < 3000; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- What are the lot details of lots associated with transactions with share count smaller than 50?
| SELECT T1.lot_details FROM LOTS AS T1 JOIN TRANSACTIONS_LOTS AS T2 ON T1.lot_id = T2.transaction_id JOIN TRANSACTIONS AS T3 ON T2.transaction_id = T3.transaction_id WHERE T3.share_count < 50; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- What are the lot details of lots associated with transactions whose share count is bigger than 100 and whose type code is "PUR"?
| SELECT T1.lot_details FROM LOTS AS T1 JOIN TRANSACTIONS_LOTS AS T2 ON T1.lot_id = T2.transaction_id JOIN TRANSACTIONS AS T3 ON T2.transaction_id = T3.transaction_id WHERE T3.share_count > 100 AND T3.transaction_type_code = "PUR"; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- Show the average transaction amount for different transaction types.
| SELECT transaction_type_code , avg(amount_of_transaction) FROM TRANSACTIONS GROUP BY transaction_type_code; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- Show the maximum and minimum share count of different transaction types.
| SELECT transaction_type_code , max(share_count) , min(share_count) FROM TRANSACTIONS GROUP BY transaction_type_code; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- Show the average share count of transactions for different investors.
| SELECT investor_id , avg(share_count) FROM TRANSACTIONS GROUP BY investor_id; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- Show the average share count of transactions each each investor, ordered by average share count.
| SELECT investor_id , avg(share_count) FROM TRANSACTIONS GROUP BY investor_id ORDER BY avg(share_count); |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- Show the average amount of transactions for different investors.
| SELECT investor_id , avg(amount_of_transaction) FROM TRANSACTIONS GROUP BY investor_id; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- Show the average amount of transactions for different lots.
| SELECT T2.lot_id , avg(amount_of_transaction) FROM TRANSACTIONS AS T1 JOIN Transactions_Lots AS T2 ON T1.transaction_id = T2.transaction_id GROUP BY T2.lot_id; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- Show the average amount of transactions for different lots, ordered by average amount of transactions.
| SELECT T2.lot_id , avg(amount_of_transaction) FROM TRANSACTIONS AS T1 JOIN Transactions_Lots AS T2 ON T1.transaction_id = T2.transaction_id GROUP BY T2.lot_id ORDER BY avg(amount_of_transaction); |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- Show the number of transactions with transaction type code "SALE" for different investors if it is larger than 0.
| SELECT investor_id , COUNT(*) FROM TRANSACTIONS WHERE transaction_type_code = "SALE" GROUP BY investor_id; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- Show the number of transactions for different investors.
| SELECT investor_id , COUNT(*) FROM TRANSACTIONS GROUP BY investor_id; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- Show the transaction type code that occurs the fewest times.
| SELECT transaction_type_code FROM TRANSACTIONS GROUP BY transaction_type_code ORDER BY COUNT(*) ASC LIMIT 1; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- Show the transaction type code that occurs the most frequently.
| SELECT transaction_type_code FROM TRANSACTIONS GROUP BY transaction_type_code ORDER BY COUNT(*) DESC LIMIT 1; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- Show the description of the transaction type that occurs most frequently.
| SELECT T1.transaction_type_description FROM Ref_Transaction_Types AS T1 JOIN TRANSACTIONS AS T2 ON T1.transaction_type_code = T2.transaction_type_code GROUP BY T1.transaction_type_code ORDER BY COUNT(*) DESC LIMIT 1; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- Show the id and details of the investor that has the largest number of transactions.
| SELECT T2.investor_id , T1.Investor_details FROM INVESTORS AS T1 JOIN TRANSACTIONS AS T2 ON T1.investor_id = T2.investor_id GROUP BY T2.investor_id ORDER BY COUNT(*) DESC LIMIT 1; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- Show the id and details for the investors who have the top 3 number of transactions.
| SELECT T2.investor_id , T1.Investor_details FROM INVESTORS AS T1 JOIN TRANSACTIONS AS T2 ON T1.investor_id = T2.investor_id GROUP BY T2.investor_id ORDER BY COUNT(*) DESC LIMIT 3; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- Show the ids of the investors who have at least two transactions.
| SELECT T2.investor_id FROM INVESTORS AS T1 JOIN TRANSACTIONS AS T2 ON T1.investor_id = T2.investor_id GROUP BY T2.investor_id HAVING COUNT(*) >= 2; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- Show the ids and details of the investors who have at least two transactions with type code "SALE".
| SELECT T2.investor_id , T1.Investor_details FROM INVESTORS AS T1 JOIN TRANSACTIONS AS T2 ON T1.investor_id = T2.investor_id WHERE T2.transaction_type_code = "SALE" GROUP BY T2.investor_id HAVING COUNT(*) >= 2; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- What are the dates of transactions with at least 100 share count or amount bigger than 100?
| SELECT date_of_transaction FROM TRANSACTIONS WHERE share_count >= 100 OR amount_of_transaction >= 100; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- What are the details of all sales and purchases?
| SELECT sales_details FROM sales UNION SELECT purchase_details FROM purchases; |
-- Database schema
| Investors : investor_id [ INT ] primary_key , Investor_details [ TEXT ] | Lots : lot_id [ INT ] primary_key , investor_id [ INT ] Lots.investor_id = Investors.investor_id , lot_details [ TEXT ] | Ref_Transaction_Types : transaction_type_code [ TEXT ] primary_key , transaction_type_description [ TEXT ] | Transactions : transaction_id [ INT ] primary_key , investor_id [ INT ] Transactions.investor_id = Investors.investor_id , transaction_type_code [ TEXT ] Transactions.transaction_type_code = Ref_Transaction_Types.transaction_type_code , date_of_transaction [ TEXT ] , amount_of_transaction [ INT ] , share_count [ TEXT ] , other_details [ TEXT ] | Sales : sales_transaction_id [ INT ] primary_key Sales.sales_transaction_id = Transactions.transaction_id , sales_details [ TEXT ] | Purchases : purchase_transaction_id [ INT ] Purchases.purchase_transaction_id = Transactions.transaction_id , purchase_details [ TEXT ] | Transactions_Lots : transaction_id [ INT ] Transactions_Lots.transaction_id = Transactions.transaction_id , lot_id [ INT ] Transactions_Lots.lot_id = Lots.lot_id |
-- -- What are the details of the lots which are not used in any transactions?
| SELECT lot_details FROM Lots EXCEPT SELECT T1.lot_details FROM Lots AS T1 JOIN transactions_lots AS T2 ON T1.lot_id = T2.lot_id; |
-- Database schema
| Ref_Hotel_Star_Ratings : star_rating_code [ TEXT ] primary_key , star_rating_description [ TEXT ] | Locations : Location_ID [ INT ] primary_key , Location_Name [ TEXT ] , Address [ TEXT ] , Other_Details [ TEXT ] | Ref_Attraction_Types : Attraction_Type_Code [ TEXT ] primary_key , Attraction_Type_Description [ TEXT ] | Visitors : Tourist_ID [ INT ] primary_key , Tourist_Details [ TEXT ] | Features : Feature_ID [ INT ] primary_key , Feature_Details [ TEXT ] | Hotels : hotel_id [ INT ] primary_key , star_rating_code [ TEXT ] Hotels.star_rating_code = Ref_Hotel_Star_Ratings.star_rating_code , pets_allowed_yn [ TEXT ] , price_range [ INT ] , other_hotel_details [ TEXT ] | Tourist_Attractions : Tourist_Attraction_ID [ INT ] primary_key , Attraction_Type_Code [ TEXT ] Tourist_Attractions.Attraction_Type_Code = Ref_Attraction_Types.Attraction_Type_Code , Location_ID [ INT ] Tourist_Attractions.Location_ID = Locations.Location_ID , How_to_Get_There [ TEXT ] , Name [ TEXT ] , Description [ TEXT ] , Opening_Hours [ TEXT ] , Other_Details [ TEXT ] | Street_Markets : Market_ID [ INT ] primary_key Street_Markets.Market_ID = Tourist_Attractions.Tourist_Attraction_ID , Market_Details [ TEXT ] | Shops : Shop_ID [ INT ] primary_key Shops.Shop_ID = Tourist_Attractions.Tourist_Attraction_ID , Shop_Details [ TEXT ] | Museums : Museum_ID [ INT ] primary_key Museums.Museum_ID = Tourist_Attractions.Tourist_Attraction_ID , Museum_Details [ TEXT ] | Royal_Family : Royal_Family_ID [ INT ] primary_key Royal_Family.Royal_Family_ID = Tourist_Attractions.Tourist_Attraction_ID , Royal_Family_Details [ TEXT ] | Theme_Parks : Theme_Park_ID [ INT ] primary_key Theme_Parks.Theme_Park_ID = Tourist_Attractions.Tourist_Attraction_ID , Theme_Park_Details [ TEXT ] | Visits : Visit_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Visits.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Tourist_ID [ INT ] Visits.Tourist_ID = Visitors.Tourist_ID , Visit_Date [ TEXT ] , Visit_Details [ TEXT ] | Photos : Photo_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Photos.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Name [ TEXT ] , Description [ TEXT ] , Filename [ TEXT ] , Other_Details [ TEXT ] | Staff : Staff_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Staff.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Name [ TEXT ] , Other_Details [ TEXT ] | Tourist_Attraction_Features : Tourist_Attraction_ID [ INT ] primary_key Tourist_Attraction_Features.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Feature_ID [ INT ] Tourist_Attraction_Features.Feature_ID = Features.Feature_ID |
-- -- How many available hotels are there in total?
| SELECT count(*) FROM HOTELS; |
-- Database schema
| Ref_Hotel_Star_Ratings : star_rating_code [ TEXT ] primary_key , star_rating_description [ TEXT ] | Locations : Location_ID [ INT ] primary_key , Location_Name [ TEXT ] , Address [ TEXT ] , Other_Details [ TEXT ] | Ref_Attraction_Types : Attraction_Type_Code [ TEXT ] primary_key , Attraction_Type_Description [ TEXT ] | Visitors : Tourist_ID [ INT ] primary_key , Tourist_Details [ TEXT ] | Features : Feature_ID [ INT ] primary_key , Feature_Details [ TEXT ] | Hotels : hotel_id [ INT ] primary_key , star_rating_code [ TEXT ] Hotels.star_rating_code = Ref_Hotel_Star_Ratings.star_rating_code , pets_allowed_yn [ TEXT ] , price_range [ INT ] , other_hotel_details [ TEXT ] | Tourist_Attractions : Tourist_Attraction_ID [ INT ] primary_key , Attraction_Type_Code [ TEXT ] Tourist_Attractions.Attraction_Type_Code = Ref_Attraction_Types.Attraction_Type_Code , Location_ID [ INT ] Tourist_Attractions.Location_ID = Locations.Location_ID , How_to_Get_There [ TEXT ] , Name [ TEXT ] , Description [ TEXT ] , Opening_Hours [ TEXT ] , Other_Details [ TEXT ] | Street_Markets : Market_ID [ INT ] primary_key Street_Markets.Market_ID = Tourist_Attractions.Tourist_Attraction_ID , Market_Details [ TEXT ] | Shops : Shop_ID [ INT ] primary_key Shops.Shop_ID = Tourist_Attractions.Tourist_Attraction_ID , Shop_Details [ TEXT ] | Museums : Museum_ID [ INT ] primary_key Museums.Museum_ID = Tourist_Attractions.Tourist_Attraction_ID , Museum_Details [ TEXT ] | Royal_Family : Royal_Family_ID [ INT ] primary_key Royal_Family.Royal_Family_ID = Tourist_Attractions.Tourist_Attraction_ID , Royal_Family_Details [ TEXT ] | Theme_Parks : Theme_Park_ID [ INT ] primary_key Theme_Parks.Theme_Park_ID = Tourist_Attractions.Tourist_Attraction_ID , Theme_Park_Details [ TEXT ] | Visits : Visit_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Visits.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Tourist_ID [ INT ] Visits.Tourist_ID = Visitors.Tourist_ID , Visit_Date [ TEXT ] , Visit_Details [ TEXT ] | Photos : Photo_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Photos.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Name [ TEXT ] , Description [ TEXT ] , Filename [ TEXT ] , Other_Details [ TEXT ] | Staff : Staff_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Staff.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Name [ TEXT ] , Other_Details [ TEXT ] | Tourist_Attraction_Features : Tourist_Attraction_ID [ INT ] primary_key Tourist_Attraction_Features.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Feature_ID [ INT ] Tourist_Attraction_Features.Feature_ID = Features.Feature_ID |
-- -- Find the total number of available hotels.
| SELECT count(*) FROM HOTELS; |
-- Database schema
| Ref_Hotel_Star_Ratings : star_rating_code [ TEXT ] primary_key , star_rating_description [ TEXT ] | Locations : Location_ID [ INT ] primary_key , Location_Name [ TEXT ] , Address [ TEXT ] , Other_Details [ TEXT ] | Ref_Attraction_Types : Attraction_Type_Code [ TEXT ] primary_key , Attraction_Type_Description [ TEXT ] | Visitors : Tourist_ID [ INT ] primary_key , Tourist_Details [ TEXT ] | Features : Feature_ID [ INT ] primary_key , Feature_Details [ TEXT ] | Hotels : hotel_id [ INT ] primary_key , star_rating_code [ TEXT ] Hotels.star_rating_code = Ref_Hotel_Star_Ratings.star_rating_code , pets_allowed_yn [ TEXT ] , price_range [ INT ] , other_hotel_details [ TEXT ] | Tourist_Attractions : Tourist_Attraction_ID [ INT ] primary_key , Attraction_Type_Code [ TEXT ] Tourist_Attractions.Attraction_Type_Code = Ref_Attraction_Types.Attraction_Type_Code , Location_ID [ INT ] Tourist_Attractions.Location_ID = Locations.Location_ID , How_to_Get_There [ TEXT ] , Name [ TEXT ] , Description [ TEXT ] , Opening_Hours [ TEXT ] , Other_Details [ TEXT ] | Street_Markets : Market_ID [ INT ] primary_key Street_Markets.Market_ID = Tourist_Attractions.Tourist_Attraction_ID , Market_Details [ TEXT ] | Shops : Shop_ID [ INT ] primary_key Shops.Shop_ID = Tourist_Attractions.Tourist_Attraction_ID , Shop_Details [ TEXT ] | Museums : Museum_ID [ INT ] primary_key Museums.Museum_ID = Tourist_Attractions.Tourist_Attraction_ID , Museum_Details [ TEXT ] | Royal_Family : Royal_Family_ID [ INT ] primary_key Royal_Family.Royal_Family_ID = Tourist_Attractions.Tourist_Attraction_ID , Royal_Family_Details [ TEXT ] | Theme_Parks : Theme_Park_ID [ INT ] primary_key Theme_Parks.Theme_Park_ID = Tourist_Attractions.Tourist_Attraction_ID , Theme_Park_Details [ TEXT ] | Visits : Visit_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Visits.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Tourist_ID [ INT ] Visits.Tourist_ID = Visitors.Tourist_ID , Visit_Date [ TEXT ] , Visit_Details [ TEXT ] | Photos : Photo_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Photos.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Name [ TEXT ] , Description [ TEXT ] , Filename [ TEXT ] , Other_Details [ TEXT ] | Staff : Staff_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Staff.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Name [ TEXT ] , Other_Details [ TEXT ] | Tourist_Attraction_Features : Tourist_Attraction_ID [ INT ] primary_key Tourist_Attraction_Features.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Feature_ID [ INT ] Tourist_Attraction_Features.Feature_ID = Features.Feature_ID |
-- -- What are the price ranges of hotels?
| SELECT price_range FROM HOTELS; |
-- Database schema
| Ref_Hotel_Star_Ratings : star_rating_code [ TEXT ] primary_key , star_rating_description [ TEXT ] | Locations : Location_ID [ INT ] primary_key , Location_Name [ TEXT ] , Address [ TEXT ] , Other_Details [ TEXT ] | Ref_Attraction_Types : Attraction_Type_Code [ TEXT ] primary_key , Attraction_Type_Description [ TEXT ] | Visitors : Tourist_ID [ INT ] primary_key , Tourist_Details [ TEXT ] | Features : Feature_ID [ INT ] primary_key , Feature_Details [ TEXT ] | Hotels : hotel_id [ INT ] primary_key , star_rating_code [ TEXT ] Hotels.star_rating_code = Ref_Hotel_Star_Ratings.star_rating_code , pets_allowed_yn [ TEXT ] , price_range [ INT ] , other_hotel_details [ TEXT ] | Tourist_Attractions : Tourist_Attraction_ID [ INT ] primary_key , Attraction_Type_Code [ TEXT ] Tourist_Attractions.Attraction_Type_Code = Ref_Attraction_Types.Attraction_Type_Code , Location_ID [ INT ] Tourist_Attractions.Location_ID = Locations.Location_ID , How_to_Get_There [ TEXT ] , Name [ TEXT ] , Description [ TEXT ] , Opening_Hours [ TEXT ] , Other_Details [ TEXT ] | Street_Markets : Market_ID [ INT ] primary_key Street_Markets.Market_ID = Tourist_Attractions.Tourist_Attraction_ID , Market_Details [ TEXT ] | Shops : Shop_ID [ INT ] primary_key Shops.Shop_ID = Tourist_Attractions.Tourist_Attraction_ID , Shop_Details [ TEXT ] | Museums : Museum_ID [ INT ] primary_key Museums.Museum_ID = Tourist_Attractions.Tourist_Attraction_ID , Museum_Details [ TEXT ] | Royal_Family : Royal_Family_ID [ INT ] primary_key Royal_Family.Royal_Family_ID = Tourist_Attractions.Tourist_Attraction_ID , Royal_Family_Details [ TEXT ] | Theme_Parks : Theme_Park_ID [ INT ] primary_key Theme_Parks.Theme_Park_ID = Tourist_Attractions.Tourist_Attraction_ID , Theme_Park_Details [ TEXT ] | Visits : Visit_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Visits.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Tourist_ID [ INT ] Visits.Tourist_ID = Visitors.Tourist_ID , Visit_Date [ TEXT ] , Visit_Details [ TEXT ] | Photos : Photo_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Photos.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Name [ TEXT ] , Description [ TEXT ] , Filename [ TEXT ] , Other_Details [ TEXT ] | Staff : Staff_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Staff.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Name [ TEXT ] , Other_Details [ TEXT ] | Tourist_Attraction_Features : Tourist_Attraction_ID [ INT ] primary_key Tourist_Attraction_Features.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Feature_ID [ INT ] Tourist_Attraction_Features.Feature_ID = Features.Feature_ID |
-- -- Tell me the price ranges for all the hotels.
| SELECT price_range FROM HOTELS; |
-- Database schema
| Ref_Hotel_Star_Ratings : star_rating_code [ TEXT ] primary_key , star_rating_description [ TEXT ] | Locations : Location_ID [ INT ] primary_key , Location_Name [ TEXT ] , Address [ TEXT ] , Other_Details [ TEXT ] | Ref_Attraction_Types : Attraction_Type_Code [ TEXT ] primary_key , Attraction_Type_Description [ TEXT ] | Visitors : Tourist_ID [ INT ] primary_key , Tourist_Details [ TEXT ] | Features : Feature_ID [ INT ] primary_key , Feature_Details [ TEXT ] | Hotels : hotel_id [ INT ] primary_key , star_rating_code [ TEXT ] Hotels.star_rating_code = Ref_Hotel_Star_Ratings.star_rating_code , pets_allowed_yn [ TEXT ] , price_range [ INT ] , other_hotel_details [ TEXT ] | Tourist_Attractions : Tourist_Attraction_ID [ INT ] primary_key , Attraction_Type_Code [ TEXT ] Tourist_Attractions.Attraction_Type_Code = Ref_Attraction_Types.Attraction_Type_Code , Location_ID [ INT ] Tourist_Attractions.Location_ID = Locations.Location_ID , How_to_Get_There [ TEXT ] , Name [ TEXT ] , Description [ TEXT ] , Opening_Hours [ TEXT ] , Other_Details [ TEXT ] | Street_Markets : Market_ID [ INT ] primary_key Street_Markets.Market_ID = Tourist_Attractions.Tourist_Attraction_ID , Market_Details [ TEXT ] | Shops : Shop_ID [ INT ] primary_key Shops.Shop_ID = Tourist_Attractions.Tourist_Attraction_ID , Shop_Details [ TEXT ] | Museums : Museum_ID [ INT ] primary_key Museums.Museum_ID = Tourist_Attractions.Tourist_Attraction_ID , Museum_Details [ TEXT ] | Royal_Family : Royal_Family_ID [ INT ] primary_key Royal_Family.Royal_Family_ID = Tourist_Attractions.Tourist_Attraction_ID , Royal_Family_Details [ TEXT ] | Theme_Parks : Theme_Park_ID [ INT ] primary_key Theme_Parks.Theme_Park_ID = Tourist_Attractions.Tourist_Attraction_ID , Theme_Park_Details [ TEXT ] | Visits : Visit_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Visits.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Tourist_ID [ INT ] Visits.Tourist_ID = Visitors.Tourist_ID , Visit_Date [ TEXT ] , Visit_Details [ TEXT ] | Photos : Photo_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Photos.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Name [ TEXT ] , Description [ TEXT ] , Filename [ TEXT ] , Other_Details [ TEXT ] | Staff : Staff_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Staff.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Name [ TEXT ] , Other_Details [ TEXT ] | Tourist_Attraction_Features : Tourist_Attraction_ID [ INT ] primary_key Tourist_Attraction_Features.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Feature_ID [ INT ] Tourist_Attraction_Features.Feature_ID = Features.Feature_ID |
-- -- Show all distinct location names.
| SELECT DISTINCT Location_Name FROM LOCATIONS; |
-- Database schema
| Ref_Hotel_Star_Ratings : star_rating_code [ TEXT ] primary_key , star_rating_description [ TEXT ] | Locations : Location_ID [ INT ] primary_key , Location_Name [ TEXT ] , Address [ TEXT ] , Other_Details [ TEXT ] | Ref_Attraction_Types : Attraction_Type_Code [ TEXT ] primary_key , Attraction_Type_Description [ TEXT ] | Visitors : Tourist_ID [ INT ] primary_key , Tourist_Details [ TEXT ] | Features : Feature_ID [ INT ] primary_key , Feature_Details [ TEXT ] | Hotels : hotel_id [ INT ] primary_key , star_rating_code [ TEXT ] Hotels.star_rating_code = Ref_Hotel_Star_Ratings.star_rating_code , pets_allowed_yn [ TEXT ] , price_range [ INT ] , other_hotel_details [ TEXT ] | Tourist_Attractions : Tourist_Attraction_ID [ INT ] primary_key , Attraction_Type_Code [ TEXT ] Tourist_Attractions.Attraction_Type_Code = Ref_Attraction_Types.Attraction_Type_Code , Location_ID [ INT ] Tourist_Attractions.Location_ID = Locations.Location_ID , How_to_Get_There [ TEXT ] , Name [ TEXT ] , Description [ TEXT ] , Opening_Hours [ TEXT ] , Other_Details [ TEXT ] | Street_Markets : Market_ID [ INT ] primary_key Street_Markets.Market_ID = Tourist_Attractions.Tourist_Attraction_ID , Market_Details [ TEXT ] | Shops : Shop_ID [ INT ] primary_key Shops.Shop_ID = Tourist_Attractions.Tourist_Attraction_ID , Shop_Details [ TEXT ] | Museums : Museum_ID [ INT ] primary_key Museums.Museum_ID = Tourist_Attractions.Tourist_Attraction_ID , Museum_Details [ TEXT ] | Royal_Family : Royal_Family_ID [ INT ] primary_key Royal_Family.Royal_Family_ID = Tourist_Attractions.Tourist_Attraction_ID , Royal_Family_Details [ TEXT ] | Theme_Parks : Theme_Park_ID [ INT ] primary_key Theme_Parks.Theme_Park_ID = Tourist_Attractions.Tourist_Attraction_ID , Theme_Park_Details [ TEXT ] | Visits : Visit_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Visits.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Tourist_ID [ INT ] Visits.Tourist_ID = Visitors.Tourist_ID , Visit_Date [ TEXT ] , Visit_Details [ TEXT ] | Photos : Photo_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Photos.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Name [ TEXT ] , Description [ TEXT ] , Filename [ TEXT ] , Other_Details [ TEXT ] | Staff : Staff_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Staff.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Name [ TEXT ] , Other_Details [ TEXT ] | Tourist_Attraction_Features : Tourist_Attraction_ID [ INT ] primary_key Tourist_Attraction_Features.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Feature_ID [ INT ] Tourist_Attraction_Features.Feature_ID = Features.Feature_ID |
-- -- What are the distinct location names?
| SELECT DISTINCT Location_Name FROM LOCATIONS; |
-- Database schema
| Ref_Hotel_Star_Ratings : star_rating_code [ TEXT ] primary_key , star_rating_description [ TEXT ] | Locations : Location_ID [ INT ] primary_key , Location_Name [ TEXT ] , Address [ TEXT ] , Other_Details [ TEXT ] | Ref_Attraction_Types : Attraction_Type_Code [ TEXT ] primary_key , Attraction_Type_Description [ TEXT ] | Visitors : Tourist_ID [ INT ] primary_key , Tourist_Details [ TEXT ] | Features : Feature_ID [ INT ] primary_key , Feature_Details [ TEXT ] | Hotels : hotel_id [ INT ] primary_key , star_rating_code [ TEXT ] Hotels.star_rating_code = Ref_Hotel_Star_Ratings.star_rating_code , pets_allowed_yn [ TEXT ] , price_range [ INT ] , other_hotel_details [ TEXT ] | Tourist_Attractions : Tourist_Attraction_ID [ INT ] primary_key , Attraction_Type_Code [ TEXT ] Tourist_Attractions.Attraction_Type_Code = Ref_Attraction_Types.Attraction_Type_Code , Location_ID [ INT ] Tourist_Attractions.Location_ID = Locations.Location_ID , How_to_Get_There [ TEXT ] , Name [ TEXT ] , Description [ TEXT ] , Opening_Hours [ TEXT ] , Other_Details [ TEXT ] | Street_Markets : Market_ID [ INT ] primary_key Street_Markets.Market_ID = Tourist_Attractions.Tourist_Attraction_ID , Market_Details [ TEXT ] | Shops : Shop_ID [ INT ] primary_key Shops.Shop_ID = Tourist_Attractions.Tourist_Attraction_ID , Shop_Details [ TEXT ] | Museums : Museum_ID [ INT ] primary_key Museums.Museum_ID = Tourist_Attractions.Tourist_Attraction_ID , Museum_Details [ TEXT ] | Royal_Family : Royal_Family_ID [ INT ] primary_key Royal_Family.Royal_Family_ID = Tourist_Attractions.Tourist_Attraction_ID , Royal_Family_Details [ TEXT ] | Theme_Parks : Theme_Park_ID [ INT ] primary_key Theme_Parks.Theme_Park_ID = Tourist_Attractions.Tourist_Attraction_ID , Theme_Park_Details [ TEXT ] | Visits : Visit_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Visits.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Tourist_ID [ INT ] Visits.Tourist_ID = Visitors.Tourist_ID , Visit_Date [ TEXT ] , Visit_Details [ TEXT ] | Photos : Photo_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Photos.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Name [ TEXT ] , Description [ TEXT ] , Filename [ TEXT ] , Other_Details [ TEXT ] | Staff : Staff_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Staff.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Name [ TEXT ] , Other_Details [ TEXT ] | Tourist_Attraction_Features : Tourist_Attraction_ID [ INT ] primary_key Tourist_Attraction_Features.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Feature_ID [ INT ] Tourist_Attraction_Features.Feature_ID = Features.Feature_ID |
-- -- Show the names and details of all the staff members.
| SELECT Name , Other_Details FROM Staff; |
-- Database schema
| Ref_Hotel_Star_Ratings : star_rating_code [ TEXT ] primary_key , star_rating_description [ TEXT ] | Locations : Location_ID [ INT ] primary_key , Location_Name [ TEXT ] , Address [ TEXT ] , Other_Details [ TEXT ] | Ref_Attraction_Types : Attraction_Type_Code [ TEXT ] primary_key , Attraction_Type_Description [ TEXT ] | Visitors : Tourist_ID [ INT ] primary_key , Tourist_Details [ TEXT ] | Features : Feature_ID [ INT ] primary_key , Feature_Details [ TEXT ] | Hotels : hotel_id [ INT ] primary_key , star_rating_code [ TEXT ] Hotels.star_rating_code = Ref_Hotel_Star_Ratings.star_rating_code , pets_allowed_yn [ TEXT ] , price_range [ INT ] , other_hotel_details [ TEXT ] | Tourist_Attractions : Tourist_Attraction_ID [ INT ] primary_key , Attraction_Type_Code [ TEXT ] Tourist_Attractions.Attraction_Type_Code = Ref_Attraction_Types.Attraction_Type_Code , Location_ID [ INT ] Tourist_Attractions.Location_ID = Locations.Location_ID , How_to_Get_There [ TEXT ] , Name [ TEXT ] , Description [ TEXT ] , Opening_Hours [ TEXT ] , Other_Details [ TEXT ] | Street_Markets : Market_ID [ INT ] primary_key Street_Markets.Market_ID = Tourist_Attractions.Tourist_Attraction_ID , Market_Details [ TEXT ] | Shops : Shop_ID [ INT ] primary_key Shops.Shop_ID = Tourist_Attractions.Tourist_Attraction_ID , Shop_Details [ TEXT ] | Museums : Museum_ID [ INT ] primary_key Museums.Museum_ID = Tourist_Attractions.Tourist_Attraction_ID , Museum_Details [ TEXT ] | Royal_Family : Royal_Family_ID [ INT ] primary_key Royal_Family.Royal_Family_ID = Tourist_Attractions.Tourist_Attraction_ID , Royal_Family_Details [ TEXT ] | Theme_Parks : Theme_Park_ID [ INT ] primary_key Theme_Parks.Theme_Park_ID = Tourist_Attractions.Tourist_Attraction_ID , Theme_Park_Details [ TEXT ] | Visits : Visit_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Visits.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Tourist_ID [ INT ] Visits.Tourist_ID = Visitors.Tourist_ID , Visit_Date [ TEXT ] , Visit_Details [ TEXT ] | Photos : Photo_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Photos.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Name [ TEXT ] , Description [ TEXT ] , Filename [ TEXT ] , Other_Details [ TEXT ] | Staff : Staff_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Staff.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Name [ TEXT ] , Other_Details [ TEXT ] | Tourist_Attraction_Features : Tourist_Attraction_ID [ INT ] primary_key Tourist_Attraction_Features.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Feature_ID [ INT ] Tourist_Attraction_Features.Feature_ID = Features.Feature_ID |
-- -- What is the name and detail of each staff member?
| SELECT Name , Other_Details FROM Staff; |
-- Database schema
| Ref_Hotel_Star_Ratings : star_rating_code [ TEXT ] primary_key , star_rating_description [ TEXT ] | Locations : Location_ID [ INT ] primary_key , Location_Name [ TEXT ] , Address [ TEXT ] , Other_Details [ TEXT ] | Ref_Attraction_Types : Attraction_Type_Code [ TEXT ] primary_key , Attraction_Type_Description [ TEXT ] | Visitors : Tourist_ID [ INT ] primary_key , Tourist_Details [ TEXT ] | Features : Feature_ID [ INT ] primary_key , Feature_Details [ TEXT ] | Hotels : hotel_id [ INT ] primary_key , star_rating_code [ TEXT ] Hotels.star_rating_code = Ref_Hotel_Star_Ratings.star_rating_code , pets_allowed_yn [ TEXT ] , price_range [ INT ] , other_hotel_details [ TEXT ] | Tourist_Attractions : Tourist_Attraction_ID [ INT ] primary_key , Attraction_Type_Code [ TEXT ] Tourist_Attractions.Attraction_Type_Code = Ref_Attraction_Types.Attraction_Type_Code , Location_ID [ INT ] Tourist_Attractions.Location_ID = Locations.Location_ID , How_to_Get_There [ TEXT ] , Name [ TEXT ] , Description [ TEXT ] , Opening_Hours [ TEXT ] , Other_Details [ TEXT ] | Street_Markets : Market_ID [ INT ] primary_key Street_Markets.Market_ID = Tourist_Attractions.Tourist_Attraction_ID , Market_Details [ TEXT ] | Shops : Shop_ID [ INT ] primary_key Shops.Shop_ID = Tourist_Attractions.Tourist_Attraction_ID , Shop_Details [ TEXT ] | Museums : Museum_ID [ INT ] primary_key Museums.Museum_ID = Tourist_Attractions.Tourist_Attraction_ID , Museum_Details [ TEXT ] | Royal_Family : Royal_Family_ID [ INT ] primary_key Royal_Family.Royal_Family_ID = Tourist_Attractions.Tourist_Attraction_ID , Royal_Family_Details [ TEXT ] | Theme_Parks : Theme_Park_ID [ INT ] primary_key Theme_Parks.Theme_Park_ID = Tourist_Attractions.Tourist_Attraction_ID , Theme_Park_Details [ TEXT ] | Visits : Visit_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Visits.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Tourist_ID [ INT ] Visits.Tourist_ID = Visitors.Tourist_ID , Visit_Date [ TEXT ] , Visit_Details [ TEXT ] | Photos : Photo_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Photos.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Name [ TEXT ] , Description [ TEXT ] , Filename [ TEXT ] , Other_Details [ TEXT ] | Staff : Staff_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Staff.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Name [ TEXT ] , Other_Details [ TEXT ] | Tourist_Attraction_Features : Tourist_Attraction_ID [ INT ] primary_key Tourist_Attraction_Features.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Feature_ID [ INT ] Tourist_Attraction_Features.Feature_ID = Features.Feature_ID |
-- -- Show details of all visitors.
| SELECT Tourist_Details FROM VISITORS; |
-- Database schema
| Ref_Hotel_Star_Ratings : star_rating_code [ TEXT ] primary_key , star_rating_description [ TEXT ] | Locations : Location_ID [ INT ] primary_key , Location_Name [ TEXT ] , Address [ TEXT ] , Other_Details [ TEXT ] | Ref_Attraction_Types : Attraction_Type_Code [ TEXT ] primary_key , Attraction_Type_Description [ TEXT ] | Visitors : Tourist_ID [ INT ] primary_key , Tourist_Details [ TEXT ] | Features : Feature_ID [ INT ] primary_key , Feature_Details [ TEXT ] | Hotels : hotel_id [ INT ] primary_key , star_rating_code [ TEXT ] Hotels.star_rating_code = Ref_Hotel_Star_Ratings.star_rating_code , pets_allowed_yn [ TEXT ] , price_range [ INT ] , other_hotel_details [ TEXT ] | Tourist_Attractions : Tourist_Attraction_ID [ INT ] primary_key , Attraction_Type_Code [ TEXT ] Tourist_Attractions.Attraction_Type_Code = Ref_Attraction_Types.Attraction_Type_Code , Location_ID [ INT ] Tourist_Attractions.Location_ID = Locations.Location_ID , How_to_Get_There [ TEXT ] , Name [ TEXT ] , Description [ TEXT ] , Opening_Hours [ TEXT ] , Other_Details [ TEXT ] | Street_Markets : Market_ID [ INT ] primary_key Street_Markets.Market_ID = Tourist_Attractions.Tourist_Attraction_ID , Market_Details [ TEXT ] | Shops : Shop_ID [ INT ] primary_key Shops.Shop_ID = Tourist_Attractions.Tourist_Attraction_ID , Shop_Details [ TEXT ] | Museums : Museum_ID [ INT ] primary_key Museums.Museum_ID = Tourist_Attractions.Tourist_Attraction_ID , Museum_Details [ TEXT ] | Royal_Family : Royal_Family_ID [ INT ] primary_key Royal_Family.Royal_Family_ID = Tourist_Attractions.Tourist_Attraction_ID , Royal_Family_Details [ TEXT ] | Theme_Parks : Theme_Park_ID [ INT ] primary_key Theme_Parks.Theme_Park_ID = Tourist_Attractions.Tourist_Attraction_ID , Theme_Park_Details [ TEXT ] | Visits : Visit_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Visits.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Tourist_ID [ INT ] Visits.Tourist_ID = Visitors.Tourist_ID , Visit_Date [ TEXT ] , Visit_Details [ TEXT ] | Photos : Photo_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Photos.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Name [ TEXT ] , Description [ TEXT ] , Filename [ TEXT ] , Other_Details [ TEXT ] | Staff : Staff_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Staff.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Name [ TEXT ] , Other_Details [ TEXT ] | Tourist_Attraction_Features : Tourist_Attraction_ID [ INT ] primary_key Tourist_Attraction_Features.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Feature_ID [ INT ] Tourist_Attraction_Features.Feature_ID = Features.Feature_ID |
-- -- What is the detail of each visitor?
| SELECT Tourist_Details FROM VISITORS; |
-- Database schema
| Ref_Hotel_Star_Ratings : star_rating_code [ TEXT ] primary_key , star_rating_description [ TEXT ] | Locations : Location_ID [ INT ] primary_key , Location_Name [ TEXT ] , Address [ TEXT ] , Other_Details [ TEXT ] | Ref_Attraction_Types : Attraction_Type_Code [ TEXT ] primary_key , Attraction_Type_Description [ TEXT ] | Visitors : Tourist_ID [ INT ] primary_key , Tourist_Details [ TEXT ] | Features : Feature_ID [ INT ] primary_key , Feature_Details [ TEXT ] | Hotels : hotel_id [ INT ] primary_key , star_rating_code [ TEXT ] Hotels.star_rating_code = Ref_Hotel_Star_Ratings.star_rating_code , pets_allowed_yn [ TEXT ] , price_range [ INT ] , other_hotel_details [ TEXT ] | Tourist_Attractions : Tourist_Attraction_ID [ INT ] primary_key , Attraction_Type_Code [ TEXT ] Tourist_Attractions.Attraction_Type_Code = Ref_Attraction_Types.Attraction_Type_Code , Location_ID [ INT ] Tourist_Attractions.Location_ID = Locations.Location_ID , How_to_Get_There [ TEXT ] , Name [ TEXT ] , Description [ TEXT ] , Opening_Hours [ TEXT ] , Other_Details [ TEXT ] | Street_Markets : Market_ID [ INT ] primary_key Street_Markets.Market_ID = Tourist_Attractions.Tourist_Attraction_ID , Market_Details [ TEXT ] | Shops : Shop_ID [ INT ] primary_key Shops.Shop_ID = Tourist_Attractions.Tourist_Attraction_ID , Shop_Details [ TEXT ] | Museums : Museum_ID [ INT ] primary_key Museums.Museum_ID = Tourist_Attractions.Tourist_Attraction_ID , Museum_Details [ TEXT ] | Royal_Family : Royal_Family_ID [ INT ] primary_key Royal_Family.Royal_Family_ID = Tourist_Attractions.Tourist_Attraction_ID , Royal_Family_Details [ TEXT ] | Theme_Parks : Theme_Park_ID [ INT ] primary_key Theme_Parks.Theme_Park_ID = Tourist_Attractions.Tourist_Attraction_ID , Theme_Park_Details [ TEXT ] | Visits : Visit_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Visits.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Tourist_ID [ INT ] Visits.Tourist_ID = Visitors.Tourist_ID , Visit_Date [ TEXT ] , Visit_Details [ TEXT ] | Photos : Photo_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Photos.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Name [ TEXT ] , Description [ TEXT ] , Filename [ TEXT ] , Other_Details [ TEXT ] | Staff : Staff_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Staff.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Name [ TEXT ] , Other_Details [ TEXT ] | Tourist_Attraction_Features : Tourist_Attraction_ID [ INT ] primary_key Tourist_Attraction_Features.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Feature_ID [ INT ] Tourist_Attraction_Features.Feature_ID = Features.Feature_ID |
-- -- Show the price ranges of hotels with 5 star ratings.
| SELECT price_range FROM HOTELS WHERE star_rating_code = "5"; |
-- Database schema
| Ref_Hotel_Star_Ratings : star_rating_code [ TEXT ] primary_key , star_rating_description [ TEXT ] | Locations : Location_ID [ INT ] primary_key , Location_Name [ TEXT ] , Address [ TEXT ] , Other_Details [ TEXT ] | Ref_Attraction_Types : Attraction_Type_Code [ TEXT ] primary_key , Attraction_Type_Description [ TEXT ] | Visitors : Tourist_ID [ INT ] primary_key , Tourist_Details [ TEXT ] | Features : Feature_ID [ INT ] primary_key , Feature_Details [ TEXT ] | Hotels : hotel_id [ INT ] primary_key , star_rating_code [ TEXT ] Hotels.star_rating_code = Ref_Hotel_Star_Ratings.star_rating_code , pets_allowed_yn [ TEXT ] , price_range [ INT ] , other_hotel_details [ TEXT ] | Tourist_Attractions : Tourist_Attraction_ID [ INT ] primary_key , Attraction_Type_Code [ TEXT ] Tourist_Attractions.Attraction_Type_Code = Ref_Attraction_Types.Attraction_Type_Code , Location_ID [ INT ] Tourist_Attractions.Location_ID = Locations.Location_ID , How_to_Get_There [ TEXT ] , Name [ TEXT ] , Description [ TEXT ] , Opening_Hours [ TEXT ] , Other_Details [ TEXT ] | Street_Markets : Market_ID [ INT ] primary_key Street_Markets.Market_ID = Tourist_Attractions.Tourist_Attraction_ID , Market_Details [ TEXT ] | Shops : Shop_ID [ INT ] primary_key Shops.Shop_ID = Tourist_Attractions.Tourist_Attraction_ID , Shop_Details [ TEXT ] | Museums : Museum_ID [ INT ] primary_key Museums.Museum_ID = Tourist_Attractions.Tourist_Attraction_ID , Museum_Details [ TEXT ] | Royal_Family : Royal_Family_ID [ INT ] primary_key Royal_Family.Royal_Family_ID = Tourist_Attractions.Tourist_Attraction_ID , Royal_Family_Details [ TEXT ] | Theme_Parks : Theme_Park_ID [ INT ] primary_key Theme_Parks.Theme_Park_ID = Tourist_Attractions.Tourist_Attraction_ID , Theme_Park_Details [ TEXT ] | Visits : Visit_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Visits.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Tourist_ID [ INT ] Visits.Tourist_ID = Visitors.Tourist_ID , Visit_Date [ TEXT ] , Visit_Details [ TEXT ] | Photos : Photo_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Photos.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Name [ TEXT ] , Description [ TEXT ] , Filename [ TEXT ] , Other_Details [ TEXT ] | Staff : Staff_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Staff.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Name [ TEXT ] , Other_Details [ TEXT ] | Tourist_Attraction_Features : Tourist_Attraction_ID [ INT ] primary_key Tourist_Attraction_Features.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Feature_ID [ INT ] Tourist_Attraction_Features.Feature_ID = Features.Feature_ID |
-- -- What are the price ranges of five star hotels?
| SELECT price_range FROM HOTELS WHERE star_rating_code = "5"; |
-- Database schema
| Ref_Hotel_Star_Ratings : star_rating_code [ TEXT ] primary_key , star_rating_description [ TEXT ] | Locations : Location_ID [ INT ] primary_key , Location_Name [ TEXT ] , Address [ TEXT ] , Other_Details [ TEXT ] | Ref_Attraction_Types : Attraction_Type_Code [ TEXT ] primary_key , Attraction_Type_Description [ TEXT ] | Visitors : Tourist_ID [ INT ] primary_key , Tourist_Details [ TEXT ] | Features : Feature_ID [ INT ] primary_key , Feature_Details [ TEXT ] | Hotels : hotel_id [ INT ] primary_key , star_rating_code [ TEXT ] Hotels.star_rating_code = Ref_Hotel_Star_Ratings.star_rating_code , pets_allowed_yn [ TEXT ] , price_range [ INT ] , other_hotel_details [ TEXT ] | Tourist_Attractions : Tourist_Attraction_ID [ INT ] primary_key , Attraction_Type_Code [ TEXT ] Tourist_Attractions.Attraction_Type_Code = Ref_Attraction_Types.Attraction_Type_Code , Location_ID [ INT ] Tourist_Attractions.Location_ID = Locations.Location_ID , How_to_Get_There [ TEXT ] , Name [ TEXT ] , Description [ TEXT ] , Opening_Hours [ TEXT ] , Other_Details [ TEXT ] | Street_Markets : Market_ID [ INT ] primary_key Street_Markets.Market_ID = Tourist_Attractions.Tourist_Attraction_ID , Market_Details [ TEXT ] | Shops : Shop_ID [ INT ] primary_key Shops.Shop_ID = Tourist_Attractions.Tourist_Attraction_ID , Shop_Details [ TEXT ] | Museums : Museum_ID [ INT ] primary_key Museums.Museum_ID = Tourist_Attractions.Tourist_Attraction_ID , Museum_Details [ TEXT ] | Royal_Family : Royal_Family_ID [ INT ] primary_key Royal_Family.Royal_Family_ID = Tourist_Attractions.Tourist_Attraction_ID , Royal_Family_Details [ TEXT ] | Theme_Parks : Theme_Park_ID [ INT ] primary_key Theme_Parks.Theme_Park_ID = Tourist_Attractions.Tourist_Attraction_ID , Theme_Park_Details [ TEXT ] | Visits : Visit_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Visits.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Tourist_ID [ INT ] Visits.Tourist_ID = Visitors.Tourist_ID , Visit_Date [ TEXT ] , Visit_Details [ TEXT ] | Photos : Photo_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Photos.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Name [ TEXT ] , Description [ TEXT ] , Filename [ TEXT ] , Other_Details [ TEXT ] | Staff : Staff_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Staff.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Name [ TEXT ] , Other_Details [ TEXT ] | Tourist_Attraction_Features : Tourist_Attraction_ID [ INT ] primary_key Tourist_Attraction_Features.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Feature_ID [ INT ] Tourist_Attraction_Features.Feature_ID = Features.Feature_ID |
-- -- Show the average price range of hotels that have 5 star ratings and allow pets.
| SELECT avg(price_range) FROM HOTELS WHERE star_rating_code = "5" AND pets_allowed_yn = 1; |
-- Database schema
| Ref_Hotel_Star_Ratings : star_rating_code [ TEXT ] primary_key , star_rating_description [ TEXT ] | Locations : Location_ID [ INT ] primary_key , Location_Name [ TEXT ] , Address [ TEXT ] , Other_Details [ TEXT ] | Ref_Attraction_Types : Attraction_Type_Code [ TEXT ] primary_key , Attraction_Type_Description [ TEXT ] | Visitors : Tourist_ID [ INT ] primary_key , Tourist_Details [ TEXT ] | Features : Feature_ID [ INT ] primary_key , Feature_Details [ TEXT ] | Hotels : hotel_id [ INT ] primary_key , star_rating_code [ TEXT ] Hotels.star_rating_code = Ref_Hotel_Star_Ratings.star_rating_code , pets_allowed_yn [ TEXT ] , price_range [ INT ] , other_hotel_details [ TEXT ] | Tourist_Attractions : Tourist_Attraction_ID [ INT ] primary_key , Attraction_Type_Code [ TEXT ] Tourist_Attractions.Attraction_Type_Code = Ref_Attraction_Types.Attraction_Type_Code , Location_ID [ INT ] Tourist_Attractions.Location_ID = Locations.Location_ID , How_to_Get_There [ TEXT ] , Name [ TEXT ] , Description [ TEXT ] , Opening_Hours [ TEXT ] , Other_Details [ TEXT ] | Street_Markets : Market_ID [ INT ] primary_key Street_Markets.Market_ID = Tourist_Attractions.Tourist_Attraction_ID , Market_Details [ TEXT ] | Shops : Shop_ID [ INT ] primary_key Shops.Shop_ID = Tourist_Attractions.Tourist_Attraction_ID , Shop_Details [ TEXT ] | Museums : Museum_ID [ INT ] primary_key Museums.Museum_ID = Tourist_Attractions.Tourist_Attraction_ID , Museum_Details [ TEXT ] | Royal_Family : Royal_Family_ID [ INT ] primary_key Royal_Family.Royal_Family_ID = Tourist_Attractions.Tourist_Attraction_ID , Royal_Family_Details [ TEXT ] | Theme_Parks : Theme_Park_ID [ INT ] primary_key Theme_Parks.Theme_Park_ID = Tourist_Attractions.Tourist_Attraction_ID , Theme_Park_Details [ TEXT ] | Visits : Visit_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Visits.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Tourist_ID [ INT ] Visits.Tourist_ID = Visitors.Tourist_ID , Visit_Date [ TEXT ] , Visit_Details [ TEXT ] | Photos : Photo_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Photos.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Name [ TEXT ] , Description [ TEXT ] , Filename [ TEXT ] , Other_Details [ TEXT ] | Staff : Staff_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Staff.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Name [ TEXT ] , Other_Details [ TEXT ] | Tourist_Attraction_Features : Tourist_Attraction_ID [ INT ] primary_key Tourist_Attraction_Features.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Feature_ID [ INT ] Tourist_Attraction_Features.Feature_ID = Features.Feature_ID |
-- -- What is the average price range of five star hotels that allow pets?
| SELECT avg(price_range) FROM HOTELS WHERE star_rating_code = "5" AND pets_allowed_yn = 1; |
-- Database schema
| Ref_Hotel_Star_Ratings : star_rating_code [ TEXT ] primary_key , star_rating_description [ TEXT ] | Locations : Location_ID [ INT ] primary_key , Location_Name [ TEXT ] , Address [ TEXT ] , Other_Details [ TEXT ] | Ref_Attraction_Types : Attraction_Type_Code [ TEXT ] primary_key , Attraction_Type_Description [ TEXT ] | Visitors : Tourist_ID [ INT ] primary_key , Tourist_Details [ TEXT ] | Features : Feature_ID [ INT ] primary_key , Feature_Details [ TEXT ] | Hotels : hotel_id [ INT ] primary_key , star_rating_code [ TEXT ] Hotels.star_rating_code = Ref_Hotel_Star_Ratings.star_rating_code , pets_allowed_yn [ TEXT ] , price_range [ INT ] , other_hotel_details [ TEXT ] | Tourist_Attractions : Tourist_Attraction_ID [ INT ] primary_key , Attraction_Type_Code [ TEXT ] Tourist_Attractions.Attraction_Type_Code = Ref_Attraction_Types.Attraction_Type_Code , Location_ID [ INT ] Tourist_Attractions.Location_ID = Locations.Location_ID , How_to_Get_There [ TEXT ] , Name [ TEXT ] , Description [ TEXT ] , Opening_Hours [ TEXT ] , Other_Details [ TEXT ] | Street_Markets : Market_ID [ INT ] primary_key Street_Markets.Market_ID = Tourist_Attractions.Tourist_Attraction_ID , Market_Details [ TEXT ] | Shops : Shop_ID [ INT ] primary_key Shops.Shop_ID = Tourist_Attractions.Tourist_Attraction_ID , Shop_Details [ TEXT ] | Museums : Museum_ID [ INT ] primary_key Museums.Museum_ID = Tourist_Attractions.Tourist_Attraction_ID , Museum_Details [ TEXT ] | Royal_Family : Royal_Family_ID [ INT ] primary_key Royal_Family.Royal_Family_ID = Tourist_Attractions.Tourist_Attraction_ID , Royal_Family_Details [ TEXT ] | Theme_Parks : Theme_Park_ID [ INT ] primary_key Theme_Parks.Theme_Park_ID = Tourist_Attractions.Tourist_Attraction_ID , Theme_Park_Details [ TEXT ] | Visits : Visit_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Visits.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Tourist_ID [ INT ] Visits.Tourist_ID = Visitors.Tourist_ID , Visit_Date [ TEXT ] , Visit_Details [ TEXT ] | Photos : Photo_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Photos.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Name [ TEXT ] , Description [ TEXT ] , Filename [ TEXT ] , Other_Details [ TEXT ] | Staff : Staff_ID [ INT ] primary_key , Tourist_Attraction_ID [ INT ] Staff.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Name [ TEXT ] , Other_Details [ TEXT ] | Tourist_Attraction_Features : Tourist_Attraction_ID [ INT ] primary_key Tourist_Attraction_Features.Tourist_Attraction_ID = Tourist_Attractions.Tourist_Attraction_ID , Feature_ID [ INT ] Tourist_Attraction_Features.Feature_ID = Features.Feature_ID |
-- -- What is the address of the location "UK Gallery"?
| SELECT Address FROM LOCATIONS WHERE Location_Name = "UK Gallery"; |
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