Data Manipulation Functions / Using Aggregate Functions

SELECT
    COUNT(*) AS CountriesCount,
    MIN(Population) AS MinPopulation,
    MAX(Population) AS MaxPopulation,
    AVG(Population) AS AvgPopulation,
    SUM(Population) AS SumPopulation
FROM country


CountriesCount MinPopulation MaxPopulation AvgPopulation SumPopulation
239 0 1,277,558,000 25,434,098.11 6,078,749,450