oracle truncate 刪除數據，提示資源正忙

select * from v$locked_object

plsql開一個sql窗口執行以下語句，查詢鎖定的進程歸屬情況：

select l.session_id,o.owner,o.object_name from v$locked_object l,dba_objects o where l.object_id=o.object_id

plsql開一個sql窗口執行以下語句，查詢進程鎖定情況：

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 

plsql開一個命令窗口執行以下語句，解鎖資源：

 alter system kill session 'sid,serial#';