tip_part_no as TIPPartNo, date_rec as DateRecieve, reciever_name as RecieverName,packing_list_no;("Select tip_part_no as TIP, SUM(qty) as Total_Quantity from pcba_info.lot_info
给定时间戳数据,我想计算过去4-6天的某些变量的中位数。过去1-3天的中位数可以由pd.pandas.DataFrame.rolling计算,但我找不到如何使用滚动来计算过去4-6天的中位数。6 days2 2011-014-6 days
6 2011-01-02 12:00:00 1.744812 NaN #