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alter system kill session '²é³öµÄsid,²é³öµÄserial#';
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select a.username,a.sid,a.serial#,b.id1 from v$session a ,v$lock b
         Where a.lockwait = b.kaddr;
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select a.username,a.sid,a.serial#,b.id1 from v$session a,v$lock b
         Where b.id1 in
                 (select distinct e.id1 from v$session d,v$lock e where d.lockwait = e.kaddr)
                 And a.sid = b.sid and b.request =0;


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1.Y»òYY»òYYY ÄêµÄ×îºóһ룬Á½Î»»òÈýλ
SQL> Select to_char(sysdate,'Y') from dual;
TO_CHAR(SYSDATE,'Y')
--------------------
7
SQL> Select to_char(sysdate,'YY') from dual;
TO_CHAR(SYSDATE,'YY')
---------------------
07 ......

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1£ºÒÔÒ»¸öDBAÉí·ÖµÄÓû§µÇ½£¬´ò¿ªÒ»¸öÃüÁî´°¿Ú¡£Ö´ÐÐÃüÁî
SELECT /*+ rule */ s.username,
decode(l.type,'TM','TABLE LOCK',
'TX','ROW LOCK',
NULL) LOCK_LEVEL,
o.owner,o.object_name,o.object_type,
s.sid,s.serial#,s.terminal,s.machine,s.program,s.osuser
from v$session s,v$lock l,dba_objects o
WHERE ......

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      Éí¾ÓOracle ¹Ø¼üÓ¦ÓõĿª·¢ºÍά»¤ÍŶӣ¬ÄúÒ»¶¨ÉîÖªÑз¢¹ÜÀíµÄÖØÒª¡£ÈçºÎÀûÓÃרҵ»¯Oracle ÍŶӿª·¢½â¾ö·½°¸£¬ÊµÏÖ¸ßЧµÄÍŶӿª·¢¡¢×î¼ÑÓ¦ÓÃÐÔÄܺÍÀíÏëµÄ½»¸¶ÖÊÁ¿£¬ÊÇQuest Software±¾´ÎÓëÄú̽ÌֵĺËÐÄ»°Ìâ¡£
 
      ´ÓÊý¾Ý¿âµÄÉè¼Æ¡¢½¨Ä£¡¢±àÂ룬µ½Ó ......

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1 spool
spool d:\test\table.dat
select * from table_name;
spool off
2 sqlplus user/password@sid @test.sql > table.dat
test.sql
     select * from table_name;
     exit; ......
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