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jc1    jc2  jc3  ysbh
2.2    2.3  2.5  0001


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jc4    jc5  jc6  ysbh
a      b    c    0002


ysbhÏà¹ØÁªµÄ±íÊÇ£º
ysbh  ysxm
0001  ÕÅÈý
0002  ÀîËÄ


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jc1  jc2  jc3  jc4  jc5  jc6  ysbh1  ysbh2
2.2  2.3  2.5  a  b    c    ÕÅÈý  ÀîËÄ
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SQL code:
----------------------------------------------------------------
-- Author :fredrickhu(СF£¬Ïò¸ßÊÖѧϰ)
-- Date :2009-11-25 19:40:41
-- Version:
-- Microsoft SQL Server 2005 - 9.00.4035.00 (Intel X86)
-- Nov 24 2008 13:01:59
-- Copyright (c) 1988-2005 Microsoft Corporation
-- Developer Edition on Windows NT 5.1 (Build 2600: Service Pack 3)
--
----------------------------------------------------------------
--> ²âÊÔÊý¾Ý£º[a]
if object_id('[a]') is not null drop table [a]
go
create table [a]([jc1] numeric(2,1),[jc2] numeric(2,1),[jc3] numeric(2,1),[ysbh] varchar(4))
insert [a]
select 2.2,2.3,2.5,'0001'
--> ²âÊÔÊý¾Ý£º[b]
if object_id('[b]') is not null drop table [b]
go
creat


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