HackerRank SQL Preparation: Weather Observation Station 1(MySQL)
Problem Statement:Query a list of CITY and STATE from the STATION table. Link: HackerRank – Weather Observation Station 1 Solution: […]
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HackerRank SQL Preparation: Japanese Cities’ Names(MySQL)
Problem Statement:Query the names of all Japanese cities in the CITY table. The COUNTRYCODE for Japan is JPN. Link: HackerRank
HackerRank SQL Preparation: Japanese Cities’ Attributes(MySQL)
Problem Statement:Query all attributes of every Japanese city in the CITY table. The COUNTRYCODE for Japan is JPN. Link: HackerRank
HackerRank SQL Preparation: Select by ID(MySQL)
Problem Statement:Query all columns for a city in the CITY table with the ID 1661. Link: HackerRank – Select by
HackerRank SQL Preparation: Select All(MySQL)
Problem Statement:Query all columns (attributes) for every row in the CITY table. Link: HackerRank – Select All SQL Solution: SELECT