死锁查询
modb
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2019-08-14
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脚本内容

ALTER procedure sp_who_lock as begin declare @spid int declare @blk int declare @count int declare @index int declare @lock tinyint set @lock=0 create table #temp_who_lock ( id int identity(1,1), spid int, blk int ) if @@error<>0 return @@error insert into #temp_who_lock(spid,blk) select 0 ,blocked from (select * from master..sysprocesses where blocked>0)a where not exists(select * from master..sysprocesses where a.blocked =spid and blocked>0) union select spid,blocked from master..sysprocesses where blocked>0 if @@error<>0 return @@error select @count=count(*),@index=1 from #temp_who_lock if @@error<>0 return @@error if @count=0 begin select N'没有阻塞和死锁信息' return 0 end while @index<=@count begin if exists(select 1 from #temp_who_lock a where id>@index and exists(select 1 from #temp_who_lock where id<=@index and a.blk=spid)) begin set @lock=1 select @spid=spid,@blk=blk from #temp_who_lock where id=@index select N'引起数据库死锁的是: '+ CAST(@spid AS VARCHAR(10)) + N'进程号,其执行的SQL语法如下' select @spid, @blk dbcc inputbuffer(@spid) dbcc inputbuffer(@blk) end set @index=@index+1 end if @lock=0 begin set @index=1 while @index<=@count begin select @spid=spid,@blk=blk from #temp_who_lock where id=@index if @spid=0 select N'引起阻塞的是:'+cast(@blk as varchar(10))+ N'进程号,其执行的SQL语法如下' else select N'进程号SPID:'+ CAST(@spid AS VARCHAR(10))+ N'被' + N'进程号SPID:'+ CAST(@blk AS VARCHAR(10)) +N'阻塞,其当前进程执行的SQL语法如下' dbcc inputbuffer(@spid) dbcc inputbuffer(@blk) set @index=@index+1 end end drop table #temp_who_lock return 0 end exec sp_who_lock

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