PHP - SQL - 如何在MySQL中创建月度报告？

Question

我有＆＃34;销售＆＃34;我的数据库中的表，其中包含每日产品销售额。

1-如何编写将首先按日期分组获取记录然后按产品分组的查询＆amp;然后填充表格。

2-任何用于创建输出的JQuery插件，如下表所示。

必需输出如下：

Answer 1

您可以使用聚合函数作为总和，按日期和产品分组

select date, product, sum(quantity)
from my_table
group by date, product

Answer 2

试试这个 -

SELECT date as Date, product as Product, SUM(quantity) as Quantity FROM Sales GROUP BY date, product

Answer 3

试试这个：

select cast(date as date) as 'Date', Product, sum(quantity) as 'Quantity'
from sales 
group by cast(date as date), Product
order by  cast(date as date) asc