There is a table World

+-----------------+------------+------------+--------------+---------------+
| name | continent | area | population | gdp |
+-----------------+------------+------------+--------------+---------------+
| Afghanistan | Asia | 652230 | 25500100 | 20343000 |
| Albania | Europe | 28748 | 2831741 | 12960000 |
| Algeria | Africa | 2381741 | 37100000 | 188681000 |
| Andorra | Europe | 468 | 78115 | 3712000 |
| Angola | Africa | 1246700 | 20609294 | 100990000 |
+-----------------+------------+------------+--------------+---------------+

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 | population | area |
+--------------+-------------+--------------+
| Afghanistan | 25500100 | 652230 |
| Algeria | 37100000 | 2381741 |
+--------------+-------------+--------------+ Code
SELECT name, population, area FROM World WHERE area > 3000000 OR population > 25000000

[LeetCode] 595. Big Countries_Easy tag: SQL的更多相关文章

  1. [LeetCode] 182. Duplicate Emails_Easy tag: SQL

    Write a SQL query to find all duplicate emails in a table named Person. +----+---------+ | Id | Emai ...

  2. [LeetCode] 197. Rising Temperature_Easy tag: SQL

    Given a Weather table, write a SQL query to find all dates' Ids with higher temperature compared to ...

  3. [LeetCode] 610. Triangle Judgement_Easy tag: SQL

    A pupil Tim gets homework to identify whether three line segments could possibly form a triangle. Ho ...

  4. [LeetCode] 607. Sales Person_Easy tag: SQL

    Description Given three tables: salesperson, company, orders.Output all the names in the table sales ...

  5. [LeetCode] 577. Employee Bonus_Easy tag: SQL

    Select all employee's name and bonus whose bonus is < 1000. Table:Employee +-------+--------+---- ...

  6. [LeetCode] 627. Swap Salary_Easy tag: SQL

    Given a table salary, such as the one below, that has m=male and f=female values. Swap all f and m v ...

  7. [LeetCode] 130. Surrounded Regions_Medium tag: DFS/BFS

    Given a 2D board containing 'X' and 'O' (the letter O), capture all regions surrounded by 'X'. A reg ...

  8. [LeetCode] 415. Add Strings_Easy tag: String

    Given two non-negative integers num1 and num2 represented as string, return the sum of num1 and num2 ...

  9. [LeetCode] 619. Biggest Single Number_Easy tag: SQL

    Table number contains many numbers in column num including duplicated ones.Can you write a SQL query ...

随机推荐

  1. LeetCode 9 Palindrome Number(回文数字判断)

    Long Time No See !   题目链接https://leetcode.com/problems/palindrome-number/?tab=Description   首先确定该数字的 ...

  2. CentOS 配置Rails开发环境

    1 安装mysql yum install -y mysql mysql-server 启动mysql $ /etc/init.d/mysqld start 设置root密码,删除test数据库等 / ...

  3. Shell while

    while commanddo ...done c=0while [ $c -lt 5 ]do c='expr $c+1' echo $cdone

  4. pandas常用

    #python中的pandas库主要有DataFrame和Series类(面向对象的的语言更愿意叫类) DataFrame也就是#数据框(主要是借鉴R里面的data.frame),Series也就是序 ...

  5. 9.8Django书单列表3.0

    2018-9-8 19:03:17 我暂且叫书单商城吧  更加优化了一下 这个网站有好多的样式前端的福利  https://v3.bootcss.com/ 3.0版本  放在了github  :htt ...

  6. SSH教程从零打造在线网盘系统前言&目录

    本系列教程内容提要 本系列教程是一个学习教程,是关于Java工程师的SSH(Struts2+Spring+Hibernate)系列教程,本教程将会分为四个部分和大家一同打造一个在线网盘系统,由于教程是 ...

  7. Web开发中需要了解的东西【转载】

    在StackExchange上有人问了这样一个问题:What should every programmer know about web development?(关于Web开发,什么是所有程序员需 ...

  8. zTree实现节点修改的实时刷新

    一.应用场景 在实际应用中会遇到动态操作树各节点的需求,在增加树节点后如何实时动态刷新树就十分有必要了. 二.项目实践   比如要在test1234节点下新建子节点,首先要选中test1234节点,添 ...

  9. Ubuntu16.04下编译安装及运行单目ORBSLAM2

    官网有源代码和配置教程,地址是 https://github.com/raulmur/ORB_SLAM2 1 安装必要工具 首先,有两个工具是需要提前安装的.即cmake和Git. sudo apt- ...

  10. CTP API开发之一:CTP API简介

    官网下载CTP API 综合交易平台CTP(Comprehensive Transaction Platform)是由上海期货信息技术有限公司(上海期货交易所的全资子公司)开发的期货交易平台,CTP平 ...