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  1. Practice
  2. SQL
  3. Aggregation
  4. Japan Population
  5. Discussions

Japan Population

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votes

  • marinskiy + 0 comments

    Here is Oracle solution from my HackerrankPractice repository:

    SELECT SUM(Population)
FROM City
WHERE CountryCode = 'JPN';

    Feel free to ask if you have any questions :)

  • pedrokarneiro + 0 comments
    /*
This solution works for any of the RDBMSs:
DB2, Oracle, mySQL, SQL Server.
*/
SELECT SUM(population)
FROM city
WHERE countrycode = 'JPN';

  • sanjay_dev + 0 comments
    SELECT SUM(POPULATION) FROM CITY  WHERE COUNTRYCODE ='JPN';

    IT WILL WORK FINE

  • javiereli_padron + 0 comments

    MYSQL

    Select SUM(population) from city where COUNTRYCODE = "JPN"

  • Faker88Si + 0 comments

    sql

    select sum(Population)
    from City
        where CountryCode = 'JPN';

  • _clfm_ + 0 comments

    MySQL - clean & correct

    Let me know if you have any questions!

    SELECT SUM(POPULATION)
  FROM CITY
 WHERE COUNTRYCODE = 'JPN';

    (From my HackerRank repo on GitHub.)

  • xfn21 + 0 comments

    SELECT SUM(population) FROM City WHERE CountryCode ='JPN';

  • pralabhsaxena05 + 0 comments

    SELECT sum(population) FROM city WHERE countrycode='JPN' ; :)

  • nizamcse_seu + 0 comments

    for ORACLE

    SELECT SUM(POPULATION) FROM CITY 
WHERE COUNTRYCODE='JPN';

  • aiswaryakv2595 + 0 comments

    select sum(population) from city where countrycode='JPN';

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