Sql server 将数据从一个表#1复制到表#2,然后删除表#2中特定销售发票ID的其余行
很抱歉,我对SQL查询没有深入的了解。我必须修改记录和维护客户分期付款的现有应用程序 为此,我有一个要求,我想复制的日期Sql server 将数据从一个表#1复制到表#2,然后删除表#2中特定销售发票ID的其余行,sql-server,Sql Server,很抱歉,我对SQL查询没有深入的了解。我必须修改记录和维护客户分期付款的现有应用程序 为此,我有一个要求,我想复制的日期 TableNo1进入TableNo2除了New\u Amount(TableNo1)列数据,然后删除每个saleinvoiceid的TableNo2的剩余行 实际上,tableno1已经修改了分期付款计划,这就是为什么需要相应地修改TableNo2 表1 New_ID SalesInvoiceID InsttNo DueDate New_Amount
TableNo1
进入TableNo2
除了New\u Amount
(TableNo1)列数据,然后删除每个saleinvoiceid
的TableNo2
的剩余行
实际上,tableno1
已经修改了分期付款计划,这就是为什么需要相应地修改TableNo2
表1
New_ID SalesInvoiceID InsttNo DueDate New_Amount
1 30 1 2019-05-02 12000
2 30 2 2019-06-02 12000
3 30 3 2019-09-02 4000
4 30 4 2019-12-02 4000
表2
Instt_ID SalesInvoiceID InsttNo DueDate PaymentDate Amount Status
51 30 1 2019-05-02 NULL 0 Up-Coming
52 30 2 2019-06-02 NULL 0 Up-Coming
53 30 3 2019-07-02 NULL 0 Up-Coming
54 30 4 2019-08-02 NULL 0 Up-Coming
55 30 5 2019-09-02 NULL 0 Up-Coming
56 30 6 2019-10-02 NULL 0 Up-Coming
57 30 7 2019-11-02 NULL 0 Up-Coming
58 30 8 2019-12-02 NULL 0 Up-Coming
Instt_ID SalesInvoiceID InsttNo DueDate PaymentDate Amount Status
51 30 1 2019-05-02 NULL 0 Up-Coming
52 30 2 2019-06-02 NULL 0 Up-Coming
53 30 3 2019-09-02 NULL 0 Up-Coming
54 30 4 2019-12-02 NULL 0 Up-Coming
所需输出(表2)
如果我猜对了表之间的关系,这应该是您所需要的全部,但是在删除任何生产数据之前,您应该在表的副本上测试这一点
UPDATE t2
SET t2.DueDate = t1.DueDate
FROM
dbo.TableNo2 AS t2
JOIN
dbo.TableNo1 AS t1
ON t1.SalesInvoiceID = t2.SalesInvoiceID
AND t1.InsttNo = t2.InsttNo;
DELETE t2
FROM
dbo.TableNo2 AS t2
WHERE
NOT EXISTS
(
SELECT 1
FROM dbo.TableNo1 AS t1
WHERE t1.SalesInvoiceID = t2.SalesInvoiceID
AND t1.InsttNo = t2.InsttNo
);
你能澄清你的问题吗?是否要
插入
或更新
表2中的现有行?因为这就是我所理解的。您希望使用表1中的DueDate和Amount字段更新表2(与Inst_ID匹配)。然后从TableNo2中删除TableNo1中不存在的行。输出架构标记为TableNo1
,但架构匹配TableNo2
。我想我们需要更多关于您尝试完成的内容的详细信息。我想只使用与SalesInvoiceID匹配的TableNo1中的DueDate更新TableNo2。然后删除TableNo2中不存在的行TableNo1@EricBrandt抱歉,我已经更新了所需的表架构名称,即TableNo2。那么您的问题是什么?如何为特定的SalesInvoiceID,例如SalesInvoiceID=30,因此它不会影响与其他SalesInvoices相关的其他数据
CREATE TABLE #Table1 (New_ID INT IDENTITY (1,1) PRIMARY KEY,SalesInvoiceID
INT,InsttNo INT,PaymentDate DATE,New_Amount INT )
CREATE TABLE #Table2 (New_ID INT IDENTITY (1,1) PRIMARY KEY,Instt_ID INT,
SalesInvoiceID INT,InsttNo INT,DueDate DATE,PaymentDate DATE,Amount INT,Status
VARCHAR(20))
INSERT INTO #Table1 (SalesInvoiceID,InsttNo,PaymentDate,New_Amount) VALUES (30
,1,'2019-05-02','12000')
INSERT INTO #Table1 (SalesInvoiceID,InsttNo,PaymentDate,New_Amount) VALUES (30
,2,'2019-06-02','12000')
INSERT INTO #Table1 (SalesInvoiceID,InsttNo,PaymentDate,New_Amount) VALUES (30
,3,'2019-09-02','4000')
INSERT INTO #Table1 (SalesInvoiceID,InsttNo,PaymentDate,New_Amount) VALUES (30
,4,'2019-12-02','4000')
INSERT INTO #Table2
(Instt_ID,SalesInvoiceID,InsttNo,DueDate,PaymentDate,Amount,Status) VALUES
(51,30,1,'2019-05-02',NULL,0,'Up-Coming')
INSERT INTO #Table2
(Instt_ID,SalesInvoiceID,InsttNo,DueDate,PaymentDate,Amount,Status) VALUES
(52,30,2,'2019-06-02',NULL,0,'Up-Coming')
INSERT INTO #Table2
(Instt_ID,SalesInvoiceID,InsttNo,DueDate,PaymentDate,Amount,Status) VALUES
(53,30,3,'2019-07-02',NULL,0,'Up-Coming')
INSERT INTO #Table2
(Instt_ID,SalesInvoiceID,InsttNo,DueDate,PaymentDate,Amount,Status) VALUES
(54,30,4,'2019-08-02',NULL,0,'Up-Coming')
INSERT INTO #Table2
(Instt_ID,SalesInvoiceID,InsttNo,DueDate,PaymentDate,Amount,Status) VALUES
(55,30,5,'2019-09-02',NULL,0,'Up-Coming')
INSERT INTO #Table2
(Instt_ID,SalesInvoiceID,InsttNo,DueDate,PaymentDate,Amount,Status) VALUES
(56,30,6,'2019-10-02',NULL,0,'Up-Coming')
INSERT INTO #Table2
(Instt_ID,SalesInvoiceID,InsttNo,DueDate,PaymentDate,Amount,Status) VALUES
(57,30,7,'2019-11-02',NULL,0,'Up-Coming')
INSERT INTO #Table2
(Instt_ID,SalesInvoiceID,InsttNo,DueDate,PaymentDate,Amount,Status) VALUES
(58,30,8,'2019-12-02',NULL,0,'Up-Coming')
SELECT
T2.Instt_ID
,T1.SalesInvoiceID
,T1.InsttNo
,T1.PaymentDate DueDate
,T2.PaymentDate
,T2.Amount
,T2.Status
FROM #Table1 t1
INNER JOIN #Table2 T2 ON t1.New_ID = t2.New_ID
DROP TABLE #Table1,#Table2