数据库服务名 实例名
use master
go
select @@servername
select serverproperty(\'servername\')
设置数据库服务名 实例名
if serverproperty(\'servername\') <> @@servername
begin
declare @server sysname
set @server = @@servername
exec sp_dropserver @server = @server
set @server = cast(serverproperty(\'servername\') as sysname)
exec sp_addserver @server = @server , @local = \'LOCAL\'
end