本文介绍了如何使用SQL Server中的连接记录对相同数据进行分组的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧! 问题描述 我有一个像......一样的表输出。 srno billno特殊数量费率增值额支付余额 1 25 aaa 5 20 5 105 400 135 2 25 qqq 5 50 5 225 400 135 3 25 fff 10 20 5 205 400 135 4 26 aaa 10 20 5 205 300 245 5 26 fff 10 20 5 205 300 245 但是我希望输出如下: srno billno特殊数量费率大桶金额支付余额 1 25 aaa 5 20 5 105 400 135 qqq 5 50 5 225 fff 10 20 5 205 2 26 aaa 10 20 5 205 300 245 fff 10 20 5 205 如何使用T-SQL select命令获取此输出.. .. 解决方案 这是一个示例方法 DECLARE @ T TABLE ( srno INT , billno INT ,特别是 VARCHAR ( 100 ),数量 INT , rate INT , vat INT ,金额 INT ,已支付 INT ,余额 INT ) INSERT INTO @ T SELECT 1 , 25 ,' aaa', 5 , 20 , 5 , 105 , 400 , 135 UNION 全部 SELECT 2 , 25 ,' qqq', 5 , 50 , 5 , 225 , 400 , 135 UNION ALL SELECT 3 , 25 ,' fff', 10 , 20 , 5 , 205 , 400 , 135 UNION ALL SELECT 4 , 26 ,' aaa', 10 , 20 , 5 , 205 , 300 , 245 UNION ALL SELECT 5 , 26 ,' fff', 10 , 20 , 5 , 205 , 300 , 245 SELECT CASE WHEN T2.srno = T1.srno 那么 RowNo ELSE NULL END AS srno, CASE WHEN T2.srno = T1.srno 那么 T1.billno ELSE NULL END AS billno,特别是,数量, rate,vat,amount, CASE WHEN T2.srno = T1.srno 那么 T1.paid ELSE NULL END 已付款, CASE WHEN T2.srno = T1.srno THEN T1.balance ELSE NULL END 余额 FROM @ T T1 INNER JOIN ( SELECT ROW_NUMBER() OVER (订单 by billNo) AS RowNo,Min(srno) AS srno,billno FROM @ T GROUP BY billno )T2 ON T1.billno = T2.billno ORDER BY T1.srNo,BillNo i have a table output like....srno billno particular Qty rate vat amount paid balance 1 25 aaa 5 20 5 105 400 135 2 25 qqq 5 50 5 225 400 135 3 25 fff 10 20 5 205 400 135 4 26 aaa 10 20 5 205 300 245 5 26 fff 10 20 5 205 300 245 but I want output like:srno billno particular Qty rate vat amount paid balance 1 25 aaa 5 20 5 105 400 135 qqq 5 50 5 225 fff 10 20 5 205 2 26 aaa 10 20 5 205 300 245 fff 10 20 5 205 How to get this output with a T-SQL select command.... 解决方案 Here is a sample approachDECLARE @T TABLE(srno INT,billno INT,particular VARCHAR(100),Qty INT,rate INT,vat INT,amount INT,paid INT,balance INT)INSERT INTO @TSELECT 1,25,'aaa',5,20,5,105,400,135 UNION ALLSELECT 2,25,'qqq',5,50,5,225,400,135 UNION ALLSELECT 3,25,'fff',10,20,5,205,400,135 UNION ALLSELECT 4,26,'aaa',10,20,5,205,300,245 UNION ALLSELECT 5,26,'fff',10,20,5,205,300,245 SELECT CASE WHEN T2.srno = T1.srno THEN RowNo ELSE NULL END AS srno, CASE WHEN T2.srno = T1.srno THEN T1.billno ELSE NULL END AS billno, particular, Qty, rate, vat, amount, CASE WHEN T2.srno = T1.srno THEN T1.paid ELSE NULL END paid, CASE WHEN T2.srno = T1.srno THEN T1.balance ELSE NULL END balanceFROM @T T1 INNER JOIN (SELECT ROW_NUMBER() OVER (Order by billNo) AS RowNo, Min(srno) AS srno, billno FROM @TGROUP BY billno) T2 ON T1.billno = T2.billnoORDER BY T1.srNo, BillNo 这篇关于如何使用SQL Server中的连接记录对相同数据进行分组的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持! 10-13 23:15