CREATE TABLE district (district_id NUMBER, district_name CLOB, headquartered_city CLOB, city_population NUMBER, city_area NUMBER)
CREATE TABLE store_district (store_id NUMBER, district_id NUMBER)
CREATE TABLE store (store_id NUMBER, store_name CLOB, type CLOB, area_size NUMBER, number_of_product_category NUMBER, ranking NUMBER)
CREATE TABLE store_product (store_id NUMBER, product_id NUMBER)
CREATE TABLE product (product_id NUMBER, product CLOB, dimensions CLOB, dpi NUMBER, pages_per_minute_color NUMBER, max_page_size CLOB, interface CLOB)

What are the products with the maximum page size eqal to A4 or a pages per minute color less than 5?
SELECT product FROM product WHERE max_page_size = "A4" OR pages_per_minute_color < 5
SELECT "product" FROM "product" WHERE "A4" = "max_page_size" OR "pages_per_minute_color" < 5