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-- This is the first query: | |
SELECT DISTINCT year from population_years; | |
-- Add your additional queries below: | |
--largest population of Gabon | |
SELECT * | |
FROM population_years | |
WHERE country = 'Gabon' | |
ORDER BY population DESC | |
LIMIT 1; | |
--10 lowest population countries in 2005 | |
SELECT country | |
FROM population_years | |
WHERE year = 2005 | |
ORDER BY population ASC | |
LIMIT 10; | |
--the distinct countries with a population of over 100 million in the year 2010 | |
SELECT country | |
FROM population_years | |
WHERE population >100 | |
AND year = 2010; | |
--countries having word "Islands" in their name | |
SELECT COUNT(DISTINCT country) AS n_islands | |
FROM population_years | |
WHERE country LIKE '%Islands%'; | |
--the difference in population between 2000 and 2010 in Indonesia | |
SELECT population | |
FROM population_years | |
WHERE | |
country = 'Indonesia' | |
AND year = 2010 | |
OR | |
country = 'Indonesia' | |
AND year = 2000; | |
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