使用 Mysql 或 PowerBI 和 3 个表(数据集),如何将工作日添加到销售日期?

Using Mysql or PowerBI and 3 tables(datasets), how do you add working days to date sold?

我在 Mysql 服务器和 PowerBI 中有以下 tables(适用于其中任何一个的解决方案)。

销售额Table

Date sold | Product | item | address
24-11-2018 | socks | 02 | orlando 
26-11-2018 | socks | 02 | mexico df

日历table

Date | isWeekend | isHoliday | isWorkday
24-11-2018 | 1 |  0 | 0
25-11-2018 | 1 |  1 | 0
26-11-2018 | 0 |  0 | 1
27-11-2018 | 0 |  0 | 1

按地点交货的天数table

address | days to deliver in workdays
orlando |  4

我需要在 "Sales Table" 中添加一个新列,其中我得到 "Date to Deliver",这是 "Date Sold" + 交付天数的总和”。现在,我遇到的问题是我不能/不知道我怎么能设法只添加工作日。

我会筛选 Calendar table,添加 running/cumulative 工作日列,然后将 days to deliver 值与正确的累积行相匹配。

Date to Deliver =
VAR Dates = FILTER ( 'Calendar', 'Calendar'[Date] > Sales[Date sold] )
VAR CumDays =
    ADDCOLUMNS (
        Dates,
        "CumWorkdays", CALCULATE (
            SUM ( 'Calendar'[isWorkday] ),
            FILTER ( Dates, 'Calendar'[Date] <= EARLIER ( [Date] ) )
        )
    )
VAR DaysToDeliver =
    LOOKUPVALUE (
        DaysToDeliverByLocation[days to deliver in workdays],
        DaysToDeliverByLocation[address], Sales[address]
    )
RETURN
    MINX ( FILTER ( CumDays, [CumWorkdays] = DaysToDeliver ), [Date] )