USE master; 
GO 
DECLARE @SQL VARCHAR(MAX); 
SET @SQL='' 
SELECT @SQL=@SQL+'; KILL '+RTRIM(SPID) 
FROM master..sysprocesses 
WHERE dbid=DB_ID('數(shù)據(jù)庫(kù)名'); 

EXEC(@SQL);

ALTER DATABASE 數(shù)據(jù)庫(kù)名 SET MULTI_USER;