Problem 5 There is a table World | name | continent | area I population I gdp | Afghanistan | Asia | Albania | Algeria | Andorra | Angola | Europe | 28748 | 2831741 | Africa | Europe | 468 | Africa | 652230 | 25500100 | 20343000 | | 12960000 | | 2381741 | 37100000 | 188681000 | | 3712000 | 1246700 | 20609294 | 100990000 | | 78115 | A country is big if it has an area of bigger than 3 million square km or a population of more than 25 million. Write a SQL solution to output big countries' name, population and area. For example, according to the above table, we should output: | name I population | area | Afghanistan | 25500100 |652230 | | Algeria | 37100000 | 2381741 | -------+
Problem 5 There is a table World | name | continent | area I population I gdp | Afghanistan | Asia | Albania | Algeria | Andorra | Angola | Europe | 28748 | 2831741 | Africa | Europe | 468 | Africa | 652230 | 25500100 | 20343000 | | 12960000 | | 2381741 | 37100000 | 188681000 | | 3712000 | 1246700 | 20609294 | 100990000 | | 78115 | A country is big if it has an area of bigger than 3 million square km or a population of more than 25 million. Write a SQL solution to output big countries' name, population and area. For example, according to the above table, we should output: | name I population | area | Afghanistan | 25500100 |652230 | | Algeria | 37100000 | 2381741 | -------+
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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