Access SQL计算特定日期的库存，两次订购时库存结果加倍_Sql_Ms Access

Access SQL计算特定日期的库存，两次订购时库存结果加倍

sql ms-access

Access SQL计算特定日期的库存，两次订购时库存结果加倍,sql,ms-access,Sql,Ms Access,我有一个SQL查询，显示任何订单输入或输出前的库存状态： SELECT Query3.Products.ID, Query3.ProductName, Query3.StandardCost, Query3.OnHand, Nz(Sum([OrderJoin.Quantity]),0) AS Outgoing, Nz(Sum([Query1.Quantity]),0) AS Incoming, [OnHand]+[Outgoing]-[Incoming] AS OnHandAfter,

我有一个SQL查询，显示任何订单输入或输出前的库存状态：

SELECT Query3.Products.ID, Query3.ProductName, Query3.StandardCost, Query3.OnHand,
  Nz(Sum([OrderJoin.Quantity]),0) AS Outgoing, Nz(Sum([Query1.Quantity]),0) AS Incoming,
  [OnHand]+[Outgoing]-[Incoming] AS OnHandAfter, [StandardCost]*[OnHandAfter] AS TotalCost
FROM Query3
GROUP BY Query3.Products.ID, Query3.ProductName, Query3.StandardCost, Query3.OnHand;

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost |
| 14 | Crab Meat    | £13.80        | 185     | 23       | 0        | 208         | £2,870.40

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost
| 14 | Crab Meat    | £13.80        | 185     | 46       | 0        | 370         | £5,106.00

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost |
| 16 | Coffee       | £34.50        | 150     | 30       | 152      | 28          | £966.00

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost
| 16 | Coffee       | £34.50        | 150     | 60       | 304      | 46          | £1,587.00

然后，我尝试对其进行过滤，使其接受用户输入的日期，以便将库存状态追溯到：

SELECT Q1.Products.ID, 
 Q1.ProductName, 
 Q1.StandardCost, 
 Q1.OnHand, 
 SUM([Q1.OnHand] + [Q2_sub.Outgoing] - [Q3_sub.Incoming]) AS OnHandAfter, 
 ([Q1.StandardCost] * [OnHandAfter]) AS TotalCost
FROM (
 Query3 AS Q1 
      LEFT JOIN (
           SELECT Q2.Products.ID, 
                Q2.ProductName, 
                Q2.StandardCost, 
                Q2.OnHand, 
                NZ(Sum([OrderJoin.Quantity]), 0) AS Outgoing 
           FROM Query3 AS Q2 
           WHERE (
                     (
                         (ShippedDate) > [Enter End Date]
                         OR (ShippedDate) IS NULL
                         )
                     )
           GROUP BY Q2.Products.ID, 
                Q2.ProductName, 
                Q2.StandardCost, 
                Q2.OnHand)  AS Q2_Sub ON Q1.Products.ID = Q2_Sub.ID) 
      LEFT JOIN (
                SELECT Q3.Products.ID, 
                     Q3.ProductName, 
                     Q3.StandardCost, 
                     Q3.OnHand, 
                     NZ(Sum([Query1.Quantity]), 0) AS Incoming
                FROM Query3 AS Q3 
                WHERE (
                     (
                         (DateReceived) > [Enter End Date]
                         OR (DateReceived) IS NULL
                      )
                 ) 
                GROUP BY Q3.Products.ID, 
                     Q3.ProductName, 
                     Q3.StandardCost, 
                     Q3.OnHand)  AS Q3_Sub ON Q1.Products.ID = Q3_Sub.ID
GROUP BY Q1.Products.ID, Q1.ProductName, Q1.StandardCost, Q1.OnHand;

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost |
| 14 | Crab Meat    | £13.80        | 185     | 23       | 0        | 208         | £2,870.40

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost
| 14 | Crab Meat    | £13.80        | 185     | 46       | 0        | 370         | £5,106.00

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost |
| 16 | Coffee       | £34.50        | 150     | 30       | 152      | 28          | £966.00

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost
| 16 | Coffee       | £34.50        | 150     | 60       | 304      | 46          | £1,587.00

结果基本正确，但也有一些完全错误，

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost |
| 14 | Crab Meat    | £13.80        | 185     | 23       | 0        | 208         | £2,870.40

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost
| 14 | Crab Meat    | £13.80        | 185     | 46       | 0        | 370         | £5,106.00

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost |
| 16 | Coffee       | £34.50        | 150     | 30       | 152      | 28          | £966.00

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost
| 16 | Coffee       | £34.50        | 150     | 60       | 304      | 46          | £1,587.00

编辑：

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost |
| 14 | Crab Meat    | £13.80        | 185     | 23       | 0        | 208         | £2,870.40

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost
| 14 | Crab Meat    | £13.80        | 185     | 46       | 0        | 370         | £5,106.00

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost |
| 16 | Coffee       | £34.50        | 150     | 30       | 152      | 28          | £966.00

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost
| 16 | Coffee       | £34.50        | 150     | 60       | 304      | 46          | £1,587.00

查看后，似乎有一些人在传出/传入列中加倍

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost |
| 14 | Crab Meat    | £13.80        | 185     | 23       | 0        | 208         | £2,870.40

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost
| 14 | Crab Meat    | £13.80        | 185     | 46       | 0        | 370         | £5,106.00

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost |
| 16 | Coffee       | £34.50        | 150     | 30       | 152      | 28          | £966.00

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost
| 16 | Coffee       | £34.50        | 150     | 60       | 304      | 46          | £1,587.00

编辑：

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost |
| 14 | Crab Meat    | £13.80        | 185     | 23       | 0        | 208         | £2,870.40

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost
| 14 | Crab Meat    | £13.80        | 185     | 46       | 0        | 370         | £5,106.00

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost |
| 16 | Coffee       | £34.50        | 150     | 30       | 152      | 28          | £966.00

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost
| 16 | Coffee       | £34.50        | 150     | 60       | 304      | 46          | £1,587.00

这两款产品的共同点是，它们都已订购过两次。（也就是说，咖啡订了25人一杯，5人一杯，但结果是60人一杯。）如何解决这两种咖啡都数两次的问题？

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost |
| 14 | Crab Meat    | £13.80        | 185     | 23       | 0        | 208         | £2,870.40

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost
| 14 | Crab Meat    | £13.80        | 185     | 46       | 0        | 370         | £5,106.00

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost |
| 16 | Coffee       | £34.50        | 150     | 30       | 152      | 28          | £966.00

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost
| 16 | Coffee       | £34.50        | 150     | 60       | 304      | 46          | £1,587.00

还有一对夫妇，比如蟹肉，现在似乎是在累积计算，也就是说，当我第一次运行它时，它的数量是370，现在它在再次添加46后，数量是416

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost |
| 14 | Crab Meat    | £13.80        | 185     | 23       | 0        | 208         | £2,870.40

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost
| 14 | Crab Meat    | £13.80        | 185     | 46       | 0        | 370         | £5,106.00

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost |
| 16 | Coffee       | £34.50        | 150     | 30       | 152      | 28          | £966.00

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost
| 16 | Coffee       | £34.50        | 150     | 60       | 304      | 46          | £1,587.00

应该是什么

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost |
| 14 | Crab Meat    | £13.80        | 185     | 23       | 0        | 208         | £2,870.40

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost
| 14 | Crab Meat    | £13.80        | 185     | 46       | 0        | 370         | £5,106.00

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost |
| 16 | Coffee       | £34.50        | 150     | 30       | 152      | 28          | £966.00

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost
| 16 | Coffee       | £34.50        | 150     | 60       | 304      | 46          | £1,587.00

到底是什么

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost |
| 14 | Crab Meat    | £13.80        | 185     | 23       | 0        | 208         | £2,870.40

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost
| 14 | Crab Meat    | £13.80        | 185     | 46       | 0        | 370         | £5,106.00

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost |
| 16 | Coffee       | £34.50        | 150     | 30       | 152      | 28          | £966.00

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost
| 16 | Coffee       | £34.50        | 150     | 60       | 304      | 46          | £1,587.00

应该是什么

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost |
| 14 | Crab Meat    | £13.80        | 185     | 23       | 0        | 208         | £2,870.40

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost
| 14 | Crab Meat    | £13.80        | 185     | 46       | 0        | 370         | £5,106.00

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost |
| 16 | Coffee       | £34.50        | 150     | 30       | 152      | 28          | £966.00

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost
| 16 | Coffee       | £34.50        | 150     | 60       | 304      | 46          | £1,587.00

到底是什么

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost |
| 14 | Crab Meat    | £13.80        | 185     | 23       | 0        | 208         | £2,870.40

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost
| 14 | Crab Meat    | £13.80        | 185     | 46       | 0        | 370         | £5,106.00

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost |
| 16 | Coffee       | £34.50        | 150     | 30       | 152      | 28          | £966.00

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost
| 16 | Coffee       | £34.50        | 150     | 60       | 304      | 46          | £1,587.00

使用Pound时，您可能来自英国，因此日期格式为dd/mm/yyyy

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost |
| 14 | Crab Meat    | £13.80        | 185     | 23       | 0        | 208         | £2,870.40

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost
| 14 | Crab Meat    | £13.80        | 185     | 46       | 0        | 370         | £5,106.00

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost |
| 16 | Coffee       | £34.50        | 150     | 30       | 152      | 28          | £966.00

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost
| 16 | Coffee       | £34.50        | 150     | 60       | 304      | 46          | £1,587.00

因此，在查询中，您可能必须将

[输入结束日期]

指定为数据类型日期的参数，并且由于日期字段可以为空，请注意这一点，如替换以下内容：

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost |
| 14 | Crab Meat    | £13.80        | 185     | 23       | 0        | 208         | £2,870.40

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost
| 14 | Crab Meat    | £13.80        | 185     | 46       | 0        | 370         | £5,106.00

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost |
| 16 | Coffee       | £34.50        | 150     | 30       | 152      | 28          | £966.00

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost
| 16 | Coffee       | £34.50        | 150     | 60       | 304      | 46          | £1,587.00

(ShippedDate) > [Enter End Date]
OR (ShippedDate) IS NULL

与：

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost |
| 14 | Crab Meat    | £13.80        | 185     | 23       | 0        | 208         | £2,870.40

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost
| 14 | Crab Meat    | £13.80        | 185     | 46       | 0        | 370         | £5,106.00

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost |
| 16 | Coffee       | £34.50        | 150     | 30       | 152      | 28          | £966.00

| ID | Product Name | Standard Cost | On Hand | Outgoing | Incoming | OnHandAfter | TotalCost
| 16 | Coffee       | £34.50        | 150     | 60       | 304      | 46          | £1,587.00

如果您尝试使用

选择distinct

，会发生什么情况？@LiamH没有变化，结果显示在一行中，只是当它在多个时间点上订购时，值会加倍。谢谢您，在Access中，我的日期看起来会自动为DD/MM/YYYY，但我甚至没有想到这一点