mssql sqlserver 指定特定值排在表前面


摘要:
下文讲述sql脚本编写中,将 特定值排在最前面的方法分享,
实验环境:sqlserver 2008 R2


例:将数据表中指定值为0的行排在最前面呈现给用户

   create table test(keyId int identity,info varchar(10),flag int)
go

insert into test(info,flag)values ('a',-100),('b',-2),('C',-3)
,('d',2),('e',4),('f',8),('g',9),('h',0),('e',1),('f',0)
go

---将flag值等于0的放入最前面显示
select * from test  order by 
     case when flag =0 then 0 else 1 end ,
 flag asc  
 go

---将flag值等于2的放入最前面显示
select * from test  order by 
     case when flag =2 then 0 else 1 end ,
 flag asc  
 go 

go
truncate table test
drop     table test
mssql_sqlserver_orderby_应用举例

mssql_sqlserver_orderby_应用举例