SELECT District_name ,  City_Population FROM district WHERE City_Population BETWEEN 200000 AND 2000000
What are the district names and city populations for all districts that between 200,000 and 2,000,000 residents?
[Schema (values) (types)]: | store_product |  product : product_id (text) , product (number) , dimensions (text) , dpi (text) , pages_per_minute_color (number) , max_page_size (number) , interface (text) | store : store_id (text) , store_name (number) , type (text) , area_size (text) , number_of_product_category (number) , ranking (number) | district : district_id (text) , district_name (number) , headquartered_city (text) , city_population (text) , city_area (number) | store_product : store_id (text) , product_id (number) | store_district : store_id (text) , district_id (number);