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//SCOTT´°¿Ú1
SQL> select * from t2;
ID
----------
3
1
2
SQL> update t2 set id=12 where id=2;
1 row updated.
SQL>
//SCOTT´°¿Ú2
SQL> select * from t2;
ID
----------
3
1
2
SQL> update t2 set id=11 where id=3;
ÒѸüР1 ÐС£
SQL> update t2 set id=13 where id=2;
//´Ëʱ½øÈëµÈ´ý……¿¨×¡²»¶¯ÁË
//SYS´°¿Ú
SQL> select c.terminal||' ('''||a.sid||','||c.serial#||''') is blocking '||b.sid
||','||d.serial# block_msg, a.block
2 from v$lock a,v$lock b,v$session c,v$session d
3 where a.id1=b.id1
4 and a.id2=b.id2
5 and a.block>0
6 and a.sid <>b.sid
7 and a.sid=c.sid
8 and b.sid=d.SID
9 ;
BLOCK_MSG BLOCK
---------------------------------------- ----------
HWANG ('138,305') is blocking 153,15 1
SQL> select sid,serial#,username from v$session where username is not null;
SID SERIAL# USERNAME
---------- ---------- ------------------------------
136 179 SYS
138 305 SCOTT
153 15 SCOTT
//Õâ¸öʱºò¿ÉÒÔɱµôÄǸöBLOCKER
SQL> alter system kill session'138,305';
System altered.
//SCOTT´°¿Ú1
SQL> select * from t2;
select * from t2
*
ERROR at line 1:
ORA-00028: your session has been killed
SQL>


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from weight_info w left outer join t_dict d on w.productcode=d.code left outer  join t_balancecode b on w.balancecode=b.balancecode where 1=1 and w.operdate>TO_TIMESTAMP('2009-11-2 04:12:32.0', ' ......

Oracle Êý¾Ý¿â¼àÌýÅäÖÃ


Ò»¡¢¼àÌýÆ÷(LISTENER)
¡¡¡¡¼àÌýÆ÷ÊÇOracle»ùÓÚ·þÎñÆ÷¶ËµÄÒ»ÖÖÍøÂç·þÎñ£¬Ö÷ÒªÓÃÓÚ¼àÌý¿Í»§¶ËÏòÊý¾Ý¿â·þÎñÆ÷¶ËÌá³öµÄÁ¬½ÓÇëÇó¡£¼ÈÈ»ÊÇ»ùÓÚ·þÎñÆ÷¶ËµÄ·þÎñ£¬ÄÇôËüÒ²Ö»´æÔÚÓÚÊý¾Ý¿â·þÎñÆ÷¶Ë£¬½øÐмàÌýÆ÷µÄÉèÖÃÒ²ÊÇÔÚÊý¾Ý¿â·þÎñÆ÷¶ËÍê³ÉµÄ¡£
 
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ORACLEÖÐÈçºÎ²éÕÒÌض¨¶ÔÏóÖеÄÎı¾ÄÚÈÝ~

SQL> select dbms_metadata.get_ddl('PROCEDURE','PRO2','SCOTT') text from dual;
TEXT
----------------------------------------
CREATE OR REPLACE PROCEDURE "SCOTT"."P
RO2"
is
begin
dbms_output.put_line('wangpeng up');
end;
SQL> select dbms_metadata.get_ddl('PROCEDURE','PRO1','SCOTT') te ......
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