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OracleµÄ¼àÌýÆ÷TNSListenerÓÐʱÎÞ·¨Æô¶¯£¬ÓÐʱÆô¶¯ÍêÒÔºó»á×Ô¶¯¹Ø±Õ£¬ÕâÀï¸ø³öÒ»ÖÖ¿ÉÄܵÄÔ­Òò¾ÍÊǼÆËã»úÃû³ÆµÄÐ޸ģ¬½â¾öµÄ·½·¨ÊÇ´ò¿ª<ORALE_HOME>\network\admin\listener.ora£¬ÐÞ¸Ä(HOST = [compute_name])(PORT = 1521)£¬ÖØÐÂÐ޸ľͿÉÒÔÕý³£Æô¶¯¡££¨×¢ÒâOracleÆóÒµ¹ÜÀíÆ÷ÖÐĬÈϵÄÊý¾Ý¿âÁ¬½ÓÒ²ÐèÒª¸Ä±ä£¬·ñÔòÈÔÈ»»áÌáʾ³ö´í¡££©


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Oracle 11g µÄ ×Ô¶¯ÄÚ´æ¹ÜÀí

Oracle µÄ 9i/10g ÖÐÒѾ­¶ÔÄÚ´æ¹ÜÀíÖð²½×öÁ˺ܴóµÄ¼ò»¯£¬11g Ôò¸ü½øÒ»²½£¬ÒýÈëÁËÒ»¸öеĸÅÄî×Ô¶¯»¯ÄÚ´æ¹ÜÀí(Automatic Memory Management,AMM) . Èç¹û DBA ÕæµÄÏë͵ÀÁµÄ»°£¬Ö»ÐèÒªÉ趨Á½¸ö²ÎÊý¾Í¿ÉÒÔ°Ñ·³ÐĵÄÊÂÇ鶼½»¸ø Oracle ÕÛÌÚÁË(Ö»Òª DBA ×ã¹»ÐÄ¿í)¡£PGA Óë SGA Ò»Æð¸ã¶¨¡£ÕâÁ½¸ö²ÎÊý·Ö±ðÊÇ£º
MEMORY_TARGET--²Ù×÷Ï ......

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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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alter system kill session '²é³öµÄsid,²é³öµÄserial#';
ͨ過數據×ÖµäV$SESSION與V$LOCK來瞭½âÕýÔڵȴý鎖資Ô´µÄÓÃ戶
select a.username,a.sid,a.serial#,b.id1 from v$session a ,v$lock b
         Where a.lockwait ......

weblogicÏÂÔÚOracleÖд洢clobÀàÐÍÒ»Àý

String sql = "select t.FILE_INFO from T_FILE_DB_DETAIL t where t.id= "
      + fileDBUpDownDetail.getId() + " for update";
    rs = stmt.executeQuery(sql);
    if (rs.next()) {
     // ÔÚweblogicϲ¿Êðʱ£¬ÐèÒª¸ü¸ÄΪBea We ......
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