博客

–检查未提交事务

dbcc OPENTRAN

–查看进程执行语句文本

DBCC INPUTBUFFER(2092)

—检查死锁情况

/*
    检查数据库死锁情况
*/

CREATE PROCEDURE sp_check_lock    
as    
begin    
declare @spid int,@bl int,    
        @intTransactionCountOnEntry int,    
        @intRowcount int,    
        @intCountProperties int,    
        @intCounter int    
    
        create table #tmp_lock_who (    
        id int identity(1,1),    
        spid smallint,    
        bl smallint)    
    
        IF @@ERROR<>0 RETURN @@ERROR    
    
        insert into #tmp_lock_who(spid,bl) 
          select 0 ,blocked    
          from (select * from sysprocesses where blocked>0 ) a     
          where not exists(select * from (select * from sysprocesses where blocked>0 ) b     
          where a.blocked=spid)    
          union select spid,blocked from sysprocesses where blocked>0    
    
        IF @@ERROR<>0 RETURN @@ERROR     
    
        -- 找到临时表的记录数    
        select @intCountProperties = Count(*),@intCounter = 1    
        from #tmp_lock_who    
    
        IF @@ERROR<>0 RETURN @@ERROR     
    
        if @intCountProperties=0    
            select '现在没有阻塞和死锁信息' as message    
    
        -- 循环开始    
        while @intCounter <= @intCountProperties    
        begin    
            -- 取第一条记录    
            select @spid = spid,@bl = bl    
            from #tmp_lock_who where Id = @intCounter     
            begin    
                if @spid =0     
                    select '引起数据库死锁的是: '+ CAST(@bl AS VARCHAR(10)) + '进程号,其执行的SQL语法如下'    
                else    
                    select '进程号SPID：'+ CAST(@spid AS VARCHAR(10))+ '被' + '进程号SPID：'+ CAST(@bl AS VARCHAR(10)) +'阻塞,其当前进程执行的SQL语法如下'    
                DBCC INPUTBUFFER (@bl )    
            end     
    
        -- 循环指针下移    
        set @intCounter = @intCounter + 1    
        end    
    
    
        drop table #tmp_lock_who    
    
    return 0    
end