sqlserver下Kill所有连接到某一数据库的连接

USE master
DECLARE @spid int
DECLARE CUR CURSOR
FOR SELECT spid FROM sysprocesses WHERE dbid = 5
FETCH NEXT FROM CUR INTO @spid
WHILE @@FETCH_STATUS = 0
BEGIN
--EXEC ('KILL ' + @spid )
FETCH NEXT FROM CUR INTO @spid
END
CLOSE CUR
DEALLOCATE CUR