Weather Observation Station 3 in SQL | HackerRank Solution

Hello coders, today we are going to solve Weather Observation Station 3 HackerRank Solution in SQL.

Weather Observation Station 3 in SQL

Problem

Query a list of CITY names from STATION for cities that have an even ID number. Print the results in any order, but exclude duplicates from the answer.
The STATION table is described as follows:

STATION

FieldType
IDNUMBER
CITYVARCHAR2(21)
STATEVARCHAR2(2)
LAT_NNUMBER
LONG_WNUMBER

where LAT_N is the northern latitude and LONG_W is the western longitude.

Solution – Weather Observation Station 3 in SQL

SELECT DISTINCT CITY FROM STATION WHERE MOD(ID, 2) = 0;

Disclaimer: The above Problem (Weather Observation Station 3) is generated by Hacker Rank but the Solution is Provided by CodingBroz. This tutorial is only for Educational and Learning Purpose.

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