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  1. Prepare
  2. SQL
  3. Basic Join
  4. Average Population of Each Continent
  5. Discussions

Average Population of Each Continent

  • ravikarn0
     + 0 comments

    SELECT COUNTRY.CONTINENT, FLOOR(AVG(CITY.POPULATION)) FROM CITY JOIN COUNTRY ON CITY.COUNTRYCODE = COUNTRY.CODE GROUP BY COUNTRY.CONTINENT