Home >Database >Mysql Tutorial >mysql中case 和if的用法

mysql中case 和if的用法

WBOY
WBOYOriginal
2016-06-06 09:38:561147browse

mysql

图片说明
这是我想要写的,但是case when里面是不是只能写一个条件?我想要两个条件去判断,返回一列。用if怎么写呢?

Statement:
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn