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BigCountry.sql
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16 lines (14 loc) · 1.13 KB
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Create table World (name varchar(255), continent varchar(255), area int, population int, gdp bigint)
Truncate table World
insert into World (name, continent, area, population, gdp) values ('Afghanistan', 'Asia', '652230', '25500100', '20343000000')
insert into World (name, continent, area, population, gdp) values ('Albania', 'Europe', '28748', '2831741', '12960000000')
insert into World (name, continent, area, population, gdp) values ('Algeria', 'Africa', '2381741', '37100000', '188681000000')
insert into World (name, continent, area, population, gdp) values ('Andorra', 'Europe', '468', '78115', '3712000000')
insert into World (name, continent, area, population, gdp) values ('Angola', 'Africa', '1246700', '20609294', '100990000000')
--A country is big if:
--it has an area of at least three million (i.e., 3000000 km2), or
--it has a population of at least twenty-five million (i.e., 25000000).
--Write a solution to find the name, population, and area of the big countries.
--Return the result table in any order.
SELECT * FROM World
select name, population, area from World where (area>=3000000 or population>=25000000);