写一个sql游标,要求图:生成表

街头要饭 发布于 2015/05/08 15:42
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街头要饭
街头要饭
create table tableone
(
    TableoneID varchar(50),
    orderNo varchar(20),
    Ordernumber varchar(20),
    NUB1 int
) 
insert into tableone values
(NEWID()       ,'S001',    'X3600000001',    2),
(NEWID()          ,'S001',    'X3600000002',    2),
( NEWID()           ,'S002',    'X3600000003',    6),
( NEWID()           ,'S002',    'X3600000004',    6),
(NEWID()           ,'S003',    'X3600000005',    6),
(NEWID()           ,'S003',    'X3600000006',    8)

create table  tabletwo
(
    TabletwoID varchar(50),
    orderNo varchar(20),
    Deliveryitem varchar(20),
    NUB2 int
)
insert into tabletwo values
(NEWID(),           'S001',    'D3600000001',    4),
(NEWID(),           'S002',    'D3600000002',    7),
(NEWID(),           'S003',    'D3600000003',    8),
(NEWID(),            'S003',    'D3600000004',    4),
(NEWID(),            'S003',    'D3600000005',    2);

-- SQL Server
WITH /*
Table1(TableoneID,orderNo,Ordernumber,NUB1)AS(
	SELECT NEWID(),'S001','X3600000001',2 UNION ALL
	SELECT NEWID(),'S001','X3600000002',2 UNION ALL
	SELECT NEWID(),'S002','X3600000003',6 UNION ALL
	SELECT NEWID(),'S002','X3600000004',6 UNION ALL
	SELECT NEWID(),'S003','X3600000005',6 UNION ALL
	SELECT NEWID(),'S003','X3600000006',8
)
	,Table2(TabletwoID,orderNo,Deliveryitem,NUB2)AS(
	SELECT NEWID(),'S001','D3600000001',4 UNION ALL
	SELECT NEWID(),'S002','D3600000002',7 UNION ALL
	SELECT NEWID(),'S003','D3600000003',8 UNION ALL
	SELECT NEWID(),'S003','D3600000004',4 UNION ALL
	SELECT NEWID(),'S003','D3600000005',2
), */
t1 AS (
    SELECT *,
           ROW_NUMBER()OVER(PARTITION BY orderNo ORDER BY orderNumber) rn
      FROM tableone
)
,t2 AS (
    SELECT *,
           ROW_NUMBER()OVER(PARTITION BY orderNo ORDER BY Deliveryitem) rn
      FROM tabletwo
)
,t3 AS (
    SELECT ISNULL(t1.orderNo,t2.orderNo) orderNo,
           ISNULL(t1.rn,t2.rn) rn,
           t1.Ordernumber,
           t1.NUB1,
           t2.Deliveryitem,
           t2.NUB2
      FROM t1
 FULL JOIN t2
        ON t1.orderNo = t2.OrderNo
       AND t1.rn = t2.rn
)
    SELECT NEWID() MergeTableID,
           CASE WHEN rn=1 THEN orderNo ELSE NULL END orderNo,
           Ordernumber,
           NUB1,
           Deliveryitem,
           NUB2
      FROM t3
  ORDER BY t3.orderNo, rn


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