mysql如何获取规定时间段内的统计数据的代码详解

这篇文章主要介绍了mysql 获取规定时间段内的统计数据的相关资料,需要的朋友可以参考下

mysql 获取规定时间段内的统计数据

按年统计

SELECT 
  count(*), 
  DATE_FORMAT(order_info.create_time, '%Y-%m-%d') AS count_by_date 
FROM 
  order_info 
WHERE 
  DATE_FORMAT(order_info.create_time, '%Y') = '2017' 
GROUP BY 
  count_by_date 
ORDER BY NULL

按月统计

SELECT 
  count(*), 
  DATE_FORMAT(order_info.create_time, '%Y-%m-%d') AS count_by_date 
FROM 
  order_info 
WHERE 
  DATE_FORMAT(order_info.create_time, '%Y-%m') = '2017-04' 
GROUP BY 
  count_by_date 
ORDER BY NULL

具体变换可以自己根据需求变更