CREATE TABLE buildings (id NUMBER, name CLOB, city CLOB, height NUMBER, stories NUMBER, status CLOB)
CREATE TABLE office_locations (building_id NUMBER, company_id NUMBER, move_in_year NUMBER)
CREATE TABLE companies (id NUMBER, name CLOB, headquarters CLOB, industry CLOB, sales_billion NUMBER, profits_billion NUMBER, assets_billion NUMBER, market_value_billion CLOB)

What are the maximum and minimum sales of the companies whose industries are not 'Banking'.
SELECT MAX(sales_billion), MIN(sales_billion) FROM companies WHERE industry <> "Banking"
SELECT MAX("sales_billion"), MIN("sales_billion") FROM "companies" WHERE "Banking" <> "industry"