URI Online Judge Solution 2607 Providers' City in Alphabetical Order Using PostgreSQL Query Language.
Every month the company asks for a report from the cities that providers are registered. So, do a query that returns all the cities of the providers, but in alphabetical order.
OBS: You must not show repeated cities.
OBS: You must not show repeated cities.
Schema
Column | Type |
id (PK) | numeric |
name | varchar |
street | varchar |
city | varchar |
state | char |
Tables
id | name | street | city | state |
1 | Henrique | Av Brasil | Rio de Janeiro | RJ |
2 | Marcelo Augusto | Rua Imigrantes | Belo Horizonte | MG |
3 | Caroline Silva | Av São Paulo | Salvador | BA |
4 | Guilerme Staff | Rua Central | Porto Alegre | RS |
5 | Isabela Moraes | Av Juiz Grande | Curitiba | PR |
6 | Francisco Accerr | Av Paulista | São Paulo | SP |
Output Sample
city |
Belo Horizonte |
Curitiba |
Porto Alegre |
Rio de Janeiro |
Salvador |
São Paulo |
URI 2607 Solution in SQL:
SELECT City FROM Providers ORDER BY City ASC
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