标签：where you count div union class write sel mysq
两种写法:
1.
# Write your MySQL query statement below SELECT name,population,area FROM world WHERE area>3000000 OR population >25000000;
2.
# Write your MySQL query statement below SELECT name,population,area FROM world WHERE area>3000000 UNION SELECT name,population,area FROM world WHERE population > 25000000;
标签：where you count div union class write sel mysq
原文地址：https://www.cnblogs.com/zywscq/p/10652736.html
