--查询死锁
select    
    request_session_id spid,   
    OBJECT_NAME(resource_associated_entity_id) tableName    
from    
    sys.dm_tran_locks   
where    
    resource_type='OBJECT' 

--杀死死锁进程
kill 354 

--显示死锁相关信息exec sp_who2 354

转自：    SQLServer查询死锁 - Thinking.N - 博客园 (cnblogs.com)