We use cookies to ensure you have the best browsing experience on our website. Please read our cookie policy for more information about how we use cookies.
  1. Prepare
  2. SQL
  3. Basic Join
  4. Population Census
  5. Discussions

Population Census

  • Teerathep_ng
     + 0 comments
    SELECT SUM(ci.population)
FROM city ci
JOIN country co ON ci.countrycode = co.code
WHERE co.continent = 'Asia'