Home >Database >Mysql Tutorial >mysql查询，因为字段设计有差异
mysql查询，因为字段设计有差异
- WBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOriginal
- 2016-06-06 09:34:431081browse
mysql
有2表，1张短信表（发送量int，时间timestamp），
1张流量表（流量数varchar,时间bigint）
求2015年每月短信总数和流量总数
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
Previous article：mysql-amoeba路由报错，但信息能正常查询Next article：mysqlpp.dll是什么文件打开一个软件时一直提示找不到这个dll