查看表被锁语句：
SELECT object_name, machine, s.sid, s.serial#, ‘alter system kill session ‘‘‘ || s.sid || ‘,‘ || s.SERIAL# || ‘‘‘;‘ as KILL_SESSION FROM gv$locked_object l, dba_objects o, gv$session s WHERE l.object_id = o.object_id AND l.session_id = s.sid;
删除会话语句：
alter system kill session(? , ?);
原文：http://www.cnblogs.com/smilelily/p/5776682.html