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  1. Prepare
  2. SQL
  3. Basic Join
  4. Population Census
  5. Discussions

Population Census

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1455 Discussions

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  • aliforootaninia1
     + 0 comments

    SELECT SUM(CITY.POPULATION) FROM CITY JOIN COUNTRY ON CITY.COUNTRYCODE = COUNTRY.CODE WHERE COUNTRY.CONTINENT = 'Asia'

  • emhhacker
     + 0 comments

    MySQL Solution:

    SELECT SUM(CITY.POPULATION)
FROM CITY
JOIN COUNTRY
ON CITY.COUNTRYCODE = COUNTRY.CODE
WHERE COUNTRY.CONTINENT LIKE 'Asia';

  • _2415500527
     + 0 comments

    SELECT SUM(CITY.POPULATION) FROM CITY JOIN COUNTRY on CITY.CountryCode = COUNTRY.Code where country.continent = 'Asia';

  • davealgarza
     + 0 comments

    SELECT SUM(CITY.POPULATION) FROM CITY JOIN COUNTRY ON CITY.COUNTRYCODE = COUNTRY.CODE WHERE CONTINENT = "Asia";

  • akashpotekar38
     + 0 comments

    select sum(a.population) as total_population from city a join country b on a.countrycode = b.code where b.continent = 'Asia';