日期:2014-05-18 浏览次数:20612 次
---------------------------- -- Author :fredrickhu(小F,向高手学习) -- Date :2012-01-09 09:13:55 -- Version: -- Microsoft SQL Server 2008 R2 (RTM) - 10.50.1617.0 (Intel X86) -- Apr 22 2011 11:57:00 -- Copyright (c) Microsoft Corporation -- Enterprise Evaluation Edition on Windows NT 6.1 <X64> (Build 7600: ) (WOW64) -- ---------------------------- --> 测试数据:[test1] if object_id('[test1]') is not null drop table [test1] go create table [test1]([Max_Bill_ID] int,[Max_List_ID] int) insert [test1] select 5,10 --> 测试数据:[test2] if object_id('[test2]') is not null drop table [test2] go create table [test2]([Bill_ID] int,[List_ID] int) insert [test2] select 86,1606 union all select 86,1608 union all select 87,1618 --> 测试数据:[test3] if object_id('[test3]') is not null drop table [test3] go create table [test3]([Bill_ID] int,[List_ID] int,[Color_ID] int,[Size_ID] int,[Prod_Number] numeric(9,8)) insert [test3] select 86,1606,828,833,1.00000000 union all select 86,1606,828,834,2.00000000 union all select 86,1606,828,835,3.00000000 union all select 86,1608,828,833,1.00000000 union all select 86,1608,828,834,2.00000000 union all select 86,1608,828,835,3.00000000 union all select 87,1618,828,833,1.00000000 union all select 87,1618,828,834,2.00000000 union all select 87,1618,828,835,3.00000000 --------------开始查询-------------------------- update c set Bill_ID=a.[Max_Bill_ID] from test1 a,test3 c update b set Bill_ID=a.[Max_Bill_ID],List_ID=a.Max_List_ID+b.px from test1 a, (select row_number()over(order by getdate()) as px,* from test2)b select * from test3 select * from test2 ----------------结果---------------------------- /* (1 行受影响) (3 行受影响) (9 行受影响) (9 行受影响) (3 行受影响) Bill_ID List_ID Color_ID Size_ID Prod_Number ----------- ----------- ----------- ----------- --------------------------------------- 5 1606 828 833 1.00000000 5 1606 828 834 2.00000000 5 1606 828 835 3.00000000 5 1608 828 833 1.00000000 5 1608 828 834 2.00000000 5 1608 828 835 3.00000000 5 1618 828 833 1.00000000 5 1618 828 834 2.00000000 5 1618 828 835 3.00000000 (9 行受影响) Bill_ID List_ID ----------- ----------- 5 11 5 1