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cmd>sqlplus sys/sys as sysdba
SQL> show parameter audit_trail
NAME &
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select t.OSUSER,t.STATUS,t.LOGON_TIME from v$session t
select t.OSUSER,t.STATUS,t.LOGON_TIME from v$session t where t.OSUSER='admin'
select t.OSUSER,t.STATUS,t.LOGON_TIME from v$session t where t.OSUSER='liuzhaoqing'
select t.OSUSER,t.STATUS,t.LOGON_TIME from v$session t where t.OSUSER='ymx'
sel ......
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ID
UserName
Date
1
User1
2010/4/27
1
User1
2010/4/11
1
User1
2010/4/1
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select t.* from tb t where date = (select max(date) from tb where id = t.id) order by t.id ......
SELECT
DECODE(ÁÐ,0,'Q'1,'P',2,'O')¡¡AS ret
from dual
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DECODE(NVL(±äÁ¿ ''),'','-','OK')
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SET SERVEROUTPUT ON
DECLARE--¶¨Ò岿·Ö±êʶ
v_name VARCHAR2 ......
oracle grant
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--alter user TEST_SELECT account lock; Ëø×¡Óû§
--alter user TEST_SELECT account unlock; ¸øÓû§½âËø
--create user xujin identified by xujin; ½¨Á¢Óû§
--grant create tablespace to xujin; ÊÚȨ
--grant select ......