查詢瑣表

select object_id,session_id,locked_mode from v$locked_object;
  
select t2.username,t2.sid,t2.serial#,t2.logon_time 
    from v$locked_object t1,v$session t2 
    where t1.session_id=t2.sid order by t2.logon_time;

查詢造成瑣表的sql語句

select  sql_text from v$sql where sql_id in(select  prev_sql_id from v$session where sid='SID');

處理瑣表 

select sid,serial#,status,sql_address from v$session where sid=''

alter system kill session 'SID,SERIAL#'