1 查看被鎖住的對象

select object_name,machine,s.sid,s.SERIAL# from v$locked_object l,dba_objects o ,v$session s
where l.object_id　=　o.object_id and l.session_id=s.sid;

2 解鎖

將1中查詢出的sid和serial#，作為參數

alter system kill session '2400,21533';

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