很多时候数据库表中某些字段是由中文和字母或数字组成,但有时我们又需要将字段中的中文去掉.想要实现这种需求的方法有很多,下面就是其中一种解决方法. 首先我们先建立测试数据 create table test( id int primary key identity(1,1), name varchar(20) not null ) insert into test(name) values('测试2') insert into test(name) values('测试a') insert int
解决方法: Copy this file "Microsoft.SqlServer.Sqm.dll" in the forder "C:/Program Files/Microsoft SQL Server/100/Shared" to "C:/Program Files/Microsoft SQL Server/100/Tools/Binn/VSShell/Common7/IDE" and "C:/Program Files (x86
代码如下: use DB go select table1.*,b.OPTime from [dbo].[table1] left join( select * from (select table2.*,ROW_NUMBER() over(partition by ArchivesID order by OPTime) m from table2 where OPType='档案转出') t1 where m=1) b on table1.ID=b.ArchivesID where table
4923Room and Moor Room and Moor Time Limit: 12000/6000 MS (Java/Others) Memory Limit: 262144/262144 K (Java/Others)Total Submission(s): 182 Accepted Submission(s): 50 Problem Description PM Room defines a sequence A = {A1, A2,..., AN}, each of