SELECT   request_session_id   spid,OBJECT_NAME(resource_associated_entity_id) tableName   
from   sys.dm_tran_locks where resource_type='OBJECT'


spid   锁表进程 
tableName   被锁表名


解锁:


declare @spid  int 
Set @spid  = 101 --锁表进程
declare @sql varchar(1000)
set @sql='kill '+cast(@spid  as varchar)
exec(@sql)

本文转载:CSDN博客