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Weather Observation Station 3
Weather Observation Station 3
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SELECT DISTINCT CITY from STATION where (ID % 2 = 0) ORDER BY CITY;
SOLUTION FOR MYSQL
SELECT DISTINCT CITY FROM STATION WHERE ID % 2 = 0;
SOLUCTION OF MYSQL :
SELECT DISTINCT CITY
FROM STATION
WHERE MOD(ID, 2) = 0
DISTINCT -- SERVE PARA DIFERENCIAR VALORES DUPLICADOS E IMPRIMIR SOMENTE UM EXEMPLO:
SELECT CITY, ID FROM COUNTRYS // OUTPOT : 01 LONDON , 01 LONDON
SELECT DISTINCT CITY , ID FROM COUNTRYS OUTPUT/: 01. LONDON
SELECT DISTINCT CITY FROM STATION WHERE MOD(ID, 2) = 0;
SELECT distinct city FROM station where id % 2 = 0;