-- 每日单量
select DATE_FORMAT(createtime,'%Y-%m-%d') as days,count(*) count from ibt_shop_order group by days;
-- 每周单量
select DATE_FORMAT(createtime,'%Y-%u') as weeks,count(*) count from ibt_shop_order group by weeks;
-- 每月单量
select DATE_FORMAT(createtime,'%Y-%m') as months,count(*) count from ibt_shop_order group by months;