mssql查询死锁，并杀死死锁进程

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SELECT TOP 100
[session_id],
[request_id],
[start_time] AS '开始时间',
[status] AS '状态',
[command] AS '命令',
dest.[text] AS 'sql语句',
DB_NAME([database_id]) AS '数据库名',
[blocking_session_id] AS '正在阻塞其他会话的会话ID',
der.[wait_type] AS '等待资源类型',
[wait_time] AS '等待时间',
[wait_resource] AS '等待的资源',
[dows].[waiting_tasks_count] AS '当前正在进行等待的任务数',
[reads] AS '物理读次数',
[writes] AS '写次数',
[logical_reads] AS '逻辑读次数',
[row_count] AS '返回结果行数'
FROM sys.[dm_exec_requests] AS der
INNER JOIN [sys].[dm_os_wait_stats] AS dows
ON der.[wait_type]=[dows].[wait_type]
CROSS APPLY
sys.[dm_exec_sql_text](der.[sql_handle]) AS dest
WHERE [session_id]>50
ORDER BY [cpu_time] DESC

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declare @spid int
declare @tableName varchar (50)
declare @str varchar (50)

--定义一个游标

declare user_cur cursor for
SELECT request_session_id spid,OBJECT_NAME(resource_associated_entity_id)tableName FROM sys.dm_tran_locks WHERE resource_type='OBJECT '

--打开游标
open user_cur
while @@fetch_status=0
begin
--读取游标
   fetch next from user_cur into @spid,@tableName
   print @spid
   set @str= 'KILL '+convert(varchar(20),@spid)
   exec(@str)
   --print @Login
end
close user_cur
--摧毁游标
deallocate user_cur
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