SELECT l.session_id sid,
       s.serial#,
       l.locked_mode 锁模式,
       l.oracle_username 登录用户,
       l.os_user_name 登录机器用户名,
       s.machine 机器名,
       s.terminal 终端用户名,
       o.object_name 被锁对象名,
       to_char(s.logon_time,‘yyyy-mm-dd hh24:mi:ss‘) 登录数据库时间
FROM v$locked_object l, all_objects o, v$session s
WHERE l.object_id = o.object_id
   AND l.session_id = s.sid
ORDER BY sid, s.serial#;
alter system kill session ‘sid,serial#‘; --(其中sid=l.session_id)
原文:https://www.cnblogs.com/Bokeyan/p/11647513.html