Ms access 有没有办法创建自动重置的序列列?

Ms access 有没有办法创建自动重置的序列列?,ms-access,Ms Access,假设我们有一张桌子: ReferenceCode PartyCode CreateDate WorkType OtherInfo SubTask AnalystName ID 30697504D 4310600358 07/07/2020 BM_UBE 4310600358 ab john 18 30697504D 4310600358 07/07/2020 BM_UBE 4310600358 ab james 18 30913460D

假设我们有一张桌子:

ReferenceCode   PartyCode   CreateDate  WorkType    OtherInfo   SubTask AnalystName ID
30697504D   4310600358  07/07/2020  BM_UBE  4310600358  ab  john    18
30697504D   4310600358  07/07/2020  BM_UBE  4310600358  ab  james   18
30913460D   5242222418  07/07/2020  BM_ACM  5242222418  123 john    20
30913460D   5242222418  07/07/2020  BM_ACM  5242222418  123 james   20
30864396D   3116638557  07/06/2020  BM_MTE  3116638557  q   john    16
30864396D   3116638557  07/06/2020  BM_MTE  3116638557  q   james   16
30894467D   QB13198190  07/06/2020  BM_MTE  QB13198190  q   john    17
30894467D   QB13198190  07/06/2020  BM_MTE  QB13198190  q   james   17
30912706D   QB12446351  07/07/2020  BM_MMO  QB12446351  q   john    19
30912706D   QB12446351  07/07/2020  BM_MMO  QB12446351  q   james   19
30912706D   QB12446351  07/07/2020  BM_MMO  QB12446351  q   peter   19
我需要这样的输出:

ReferenceCode   PartyCode   CreateDate  WorkType    OtherInfo   SubTask AnalystName ID  Sequence
30697504D   4310600358  07/07/2020  BM_UBE  4310600358  ab  john    18  1
30697504D   4310600358  07/07/2020  BM_UBE  4310600358  ab  james   18  2
30913460D   5242222418  07/07/2020  BM_ACM  5242222418  123 john    20  1
30913460D   5242222418  07/07/2020  BM_ACM  5242222418  123 james   20  2
30864396D   3116638557  07/06/2020  BM_MTE  3116638557  q   john    16  1
30864396D   3116638557  07/06/2020  BM_MTE  3116638557  q   james   16  2
30894467D   QB13198190  07/06/2020  BM_MTE  QB13198190  q   john    17  1
30894467D   QB13198190  07/06/2020  BM_MTE  QB13198190  q   james   17  2
30912706D   QB12446351  07/07/2020  BM_MMO  QB12446351  q   john    19  1
30912706D   QB12446351  07/07/2020  BM_MMO  QB12446351  q   james   19  2
30912706D   QB12446351  07/07/2020  BM_MMO  QB12446351  q   peter   19  3
如您所见,Sequence列将为每个ID组重置。如何在MS Access中使用sql查询进行重置

编辑:
除了AnalystName和ID之外,表1中的所有列都是相同的。

因此,对于@June7 answer,您需要一个唯一的标识符,您可以使用自动编号字段。我已经使用AutoID列作为AutoNumber数据类型,然后使用下面的查询-

SELECT t.*, (SELECT Count(*)
            from MyTable as t2
            WHERE (t2.AutoID <= t.AutoID And t2.ID = t.ID)
            ) AS Sequence
FROM MyTable AS t;
输出屏幕截图:


终于在@June7的帮助下实现了:

SELECT 
A.ID, 
A.AnalystName,
A.ReferenceCode, 
A.PartyCode, 
A.CreateDate, 
A.WorkType, 
A.OtherInfo, 
A.SubTask,
Count(B.ID) + 1 AS [Sequence],
A.ItemCount
FROM 
vPriorityCaseB AS A
LEFT JOIN
vPriorityCaseB AS B
ON
(
A.ReferenceCode = B.ReferenceCode
OR
(A.ReferenceCode IS NULL AND B.ReferenceCode IS NULL)
)
AND
A.PartyCode = B.PartyCode
AND
A.CreateDate = B.CreateDate
AND
A.WorkType = B.WorkType
AND
(
A.OtherInfo = B.OtherInfo
OR
(A.OtherInfo IS NULL AND B.OtherInfo IS NULL)
)
AND
(
A.SubTask = B.SubTask
OR 
(A.SubTask IS NULL AND B.SubTask IS NULL)
)
AND
A.Counter > B.Counter
GROUP BY 
A.ID, 
A.AnalystName,
A.ReferenceCode, 
A.PartyCode, 
A.CreateDate, 
A.WorkType, 
A.OtherInfo, 
A.SubTask,
A.ItemCount
其中计数器是我的自动编号。必须这样做,因为在处理大量数据时,使用子查询的速度非常慢