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  1. Prepare
  2. SQL
  3. Basic Join
  4. African Cities
  5. Discussions

African Cities

  • pvj_valadares
     + 0 comments
    SELECT
    a.NAME
FROM
    CITY a
    LEFT JOIN COUNTRY b
    ON UPPER(a.COUNTRYCODE) = UPPER(b.CODE)
WHERE
    b.CONTINENT = 'Africa'