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Ò»¡¢²»Í¬IPµÄÊý¾Ý¿â£¨DBLINK£©
±¾µØÊý¾Ý¿âip 10.56.7.26
Ô¶³ÌÊý¾Ý¿âip 233.215.219.8
1.ÔÚ10.56.7.26Êý¾Ý¿â°²×°ÎļþÖУ¬ÕÒµ½$ORACLE_HOME/network/admin/tnsnames.oraÎļþ£¬
ĩβÌí¼Ó
MEDIADBLINK =
  (DESCRIPTION =
    (ADDRESS_LIST =
      (ADDRESS = (PROTOCOL = TCP)(HOST = 233.215.219.8)(PORT = 1521))
    )
    (CONNECT_DATA =
      (SERVICE_NAME = orcl)
    )
  )
2.µÇ¼µ½10.56.7.26Êý¾Ý¿â£¬´´½¨database link£¬ÕâÀïÐèҪʹÓÃsysdbaµÄ½ÇÉ«µÇ¼£¬½øÐÐȨÏÞ·ÖÅä·½¿É´´½¨
Ö´ÐÐÈçÏÂsqlÓï¾ä£º
create public database link MEDIADB
  connect to smsuser identified by zonefree2better
using 'MEDIADBLINK';
´´½¨ÍêºóʹÓÃ,¼ì²éÊÇ·ñ³É¹¦£º
select owner,object_name from dba_objects where object_type='DATABASE LINK';
3.ÔÚ10.56.7.26Öд´½¨´¥·¢Æ÷
´¥·¢Æ÷ÖвåÈëÔ¶³ÌÊý¾Ý±ísql£º
create or replace trigger t_t_test
  after insert on t_sta_bill
  for each row
DECLARE
  -- local variables here
BEGIN
--²Ù×÷Ô¶³ÌÊý¾Ý±í
      INSERT INTO t_test@MEDIADB
      (USERID£¬USERNAME£¬PASSWORD)
      VALUES (:NEW.USERID,:NEW.USERNAME,:NEW.PASSWORD);
  END t_t_test;
¶þ¡¢Í¬»úÆ÷ÉϵIJ»Í¬Óû§Êý¾Ý¿â һ̨»úÆ÷ÉϵIJ»Í¬Óû§£¬¿ÉÒÔʹÓÃ
SELECT ssh2.A.* from SSH2.A, orcl.A WHERE ssh2.A.USER_ID = orcl.A.USER_ID ssh2¡¢orclΪÓû§£¬AΪÊý¾Ý±í


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Oracle²ÎÊýµ÷ÓÅ

1)ÔÚdelphiÖÐ,¾­³£ÓÐÈËдSQL²¢´«Èëµ½Êý¾Ý¿âÖÐÖ´ÐÐ,Ò»°ã¶¼ÊǰÑsqlÆ´³öÀ´,ÈçÏÂ:
sSql := 'select * from ContainerStateH where container like '+QuotedStr('%'+trim(Edit2.Text)+'%') +' order by BeginDay';
ADOQuery1.SQL.Clear;
ADOQuery1.SQL.Add(sSql);
ADOQuery1.Open;
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Oracle pfile/spfile²ÎÊýÎļþÏê½â

ÔÚ´´½¨Êý¾Ý¿âʱ£¬SPFileÎļþÖв¿·Ö±ØÐ뿼ÂǵIJÎÊýÖµ£º
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¡¡¡¡a.ÔÚSPFileÎļþÖУ¬ËùÓвÎÊý¶¼ÊÇ¿ÉÑ¡µÄ£¬Ò²¾ÍÊÇ˵ֻÐèÒªÔÚ³õʼ»¯²ÎÊýÎļþÖÐÁгöÄÇЩÐèÒªÐ޸ĵIJÎÊý£¬ÆäËü±£³ÖĬÈÏÖµ¼´¿É¡£
¡¡¡¡b.SPFileÎļþÖÐÖ»Äܰüº¬²ÎÊý¸³ÖµÓï¾äºÍ×¢ÊÍÓï¾ä¡£×¢ÊÍÓï¾äÒÔ“#”·ûºÏ¿ªÍ·£¬Êǵ¥ÐÐ×¢ÊÍ¡£
¡¡¡¡c.SPFileÎÄ ......

OracleÈçºÎÖ´ÐÐÅúÁ¿sqlÓï¾ä

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1: runBatch.bat
2: sql.txt
runBatch.bat ÄÚÈÝÈçÏ£º
sqlplus username/password @sql.txt
pause
sql.txtÄÚÈÝÈçÏ£º
spool sql.log
create table t1(cname char(20));
insert into t1(cname) values('test');
select * from t1;
spool off
exit
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Oracle tnslsnrÉèÖÿÚÁî

CmdÃüÁîÐÐÊäÈëlsnrctl½øÈë¼àÌýģʽ£¬Í¨¹ýset passwordÉèÖÃÃÜÂë¡£
ͨ¹ý change_password ÐÞ¸ÄÃÜÂë¡£
LSNRCTL> help
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