Revising the Select Query II in SQL | HackerRank Programming Solutions | HackerRank SQL Solutions

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Introduction To SQL

SQL stands for Structured Query Language. SQL is used to create, remove, alter the database and database objects in a database management system and to store, retrieve, update the data in a database. SQL is a standard language for creating, accessing, manipulating database management system. SQL works for all modern relational database management systems, like SQL Server, Oracle, MySQL, etc.

  • It is a standard language for Relational Database System. It enables a user to create, read, update and delete relational databases and tables.
  • All the RDBMS like MySQL, Informix, Oracle, MS Access and SQL Server use SQL as their standard database language.
  • SQL allows users to query the database in a number of ways, using English-like statements.

Link for the ProblemRevising the Select Query II – Hacker Rank Solution

Revising the Select Query II – Hacker Rank Solution

Problem:

Query the names of all American cities in CITY with populations larger than 120000. The CountryCode for America is USA.

Input Format

Revising the Select Query II hacker rank sql

The CITY table is described as follows: 

Revising the Select Query II – Hacker Rank Solution
SELECT NAME FROM CITY WHERE COUNTRYCODE = 'USA' AND POPULATION >120000;

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