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Friday, 23 June 2017

African Cities | SQL:- Hackerrank

                                        

Given the CITY and COUNTRY tables, query the names of all cities where the CONTINENT is 'Africa'.
Note: CITY.CountryCode and COUNTRY.Code are matching key columns.
Input Format
The CITY and COUNTRY tables are described as follows:

Query:

select city.name from city INNER JOIN country ON 
city.countrycode=country.code where continent='Africa';

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