human
Schema:
product (product_id, product, dimensions, dpi, pages_per_minute_color, max_page_size, interface)
store (Store_ID, Store_Name, Type, Area_size, Number_of_product_category, Ranking)
district (District_ID, District_name, Headquartered_City, City_Population, City_Area)
store_product (Store_ID, Product_ID)
store_district (Store_ID, District_ID)
Please answer with SQL.
assistant
Sure, I understand.
human
What are the populations of the districts?
assistant
SELECT City_Population FROM district;
human
Can you also tell me the stores in each district along with the population?
assistant
SELECT t3.Store_name , t1.City_Population FROM district AS t1 JOIN store_district AS t2 ON t1.District_ID = t2.District_ID JOIN store AS t3 ON t3.Store_ID = t2.Store_ID;
human
Which of these stores are from the districts with above average population?
assistant
SELECT t3.Store_name FROM district AS t1 JOIN store_district AS t2 ON t1.District_ID = t2.District_ID JOIN store AS t3 ON t3.Store_ID = t2.Store_ID WHERE t1.City_Population > ( SELECT AVG ( City_Population ) FROM district );
human
What about the stores from the district with the most population?
assistant
SELECT t1.store_name FROM store AS t1 JOIN store_district AS t2 ON t1.store_id = t2.store_id WHERE district_id = ( SELECT district_id FROM district ORDER BY city_population DESC LIMIT 1 ) ;