查询锁表的Session 



select sess.sid,



    sess.serial#,



    lo.oracle_username,



    lo.os_user_name,



    ao.object_name,



    lo.locked_mode



    from v$locked_object lo,



    dba_objects ao,



    v$session sess



where ao.object_id = lo.object_id and lo.session_id = sess.sid;



 



--杀死进程                 'sid,serial#'



alter system kill session '470,12791'; 



 



 



查询DDL 操作被锁



select b.SID,b.SERIAL#,a.name



From dba_ddl_locks a,v$session b Where a.session_id = b.SID



and a.name = 'PKG_EQU_MARGIN_VALUE';



--杀死进程                 'sid,serial#'



alter system kill session '632,53';