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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 WebLogic BLOB¸ñʽ
//     weblogic.jdbc.vendor.oracle.OracleThinBlob blob = (weblogic.jdbc.vendor.oracle.OracleThinBlob) rs
//       .getBlob(1);
     BLOB blob = (BLOB) rs.getBlob(1);
     if (blob != null) {
      out = blob.getBinaryOutputStream();
      byte[] buf = new byte[8192];// 8K »º´æ
      int len;
      while ((len = fileInputStream.read(buf)) > 0) {
       if (out != null) {
        out.write(buf, 0, len);
        out.flush();
       }
      }
     }
    }


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ORACLEÖ®°²×°Æª(Ò») ×¼±¸°²×°

Èí¼þ: VMware Workstation 6.0.2 build-59824
        10201_database_linux32.zip
        rhel.5.0.server.centoschina.com.dvd.iso
Îĵµ:ORACLE10G¹Ù·½°²×°Îĵµ  B19306_01_Oracle10gR2.chm
²Î¿¼:Öܾ¼ÀÏʦµÄORACLE10G OCPÊÓÆµ(½²µÄÕæµÄ ......

oracle sqlplus ³£ÓÃÃüÁî´óÈ«

showºÍsetÃüÁîÊÇÁ½ÌõÓÃÓÚά»¤SQL*Plusϵͳ±äÁ¿µÄÃüÁî
SQL> show all --²é¿´ËùÓÐ68¸öϵͳ±äÁ¿Öµ
SQL> show user --ÏÔʾµ±Ç°Á¬½ÓÓû§
SQL> show error¡¡¡¡ --ÏÔʾ´íÎó
SQL> set heading off --½ûÖ¹Êä³öÁбêÌ⣬ĬÈÏֵΪON
SQL> set feedback off --½ûÖ¹ÏÔʾ×îºóÒ»ÐеļÆÊý·´À¡ÐÅÏ¢£¬Ä¬ÈÏֵΪ"¶Ô6¸ö» ......

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OracleÊý¾Ý¿âÖÐÌṩÁËͬÒå´Ê¹ÜÀíµÄ¹¦ÄÜ¡£Í¬Òå´ÊÊÇÊý¾Ý¿â·½°¸¶ÔÏóµÄÒ»¸ö±ðÃû£¬¾­³£ÓÃÓÚ¼ò»¯¶ÔÏó·ÃÎʺÍÌá¸ß¶ÔÏó·ÃÎʵݲȫÐÔ¡£ÔÚʹÓÃͬÒå´Êʱ£¬OracleÊý¾Ý¿â½«Ëü·­Òë³É¶ÔÓ¦·½°¸¶ÔÏóµÄÃû×Ö¡£ÓëÊÓͼÀàËÆ£¬Í¬Òå´Ê²¢²»Õ¼ÓÃʵ¼Ê´æ´¢¿Õ¼ä£¬Ö»ÓÐÔÚÊý¾Ý×ÖµäÖб£´æÁËͬÒå´ÊµÄ¶¨Òå¡£ÔÚOracleÊý¾Ý¿âÖеĴ󲿷ÖÊý¾Ý¿â¶ÔÏó£¬Èç±í¡¢ÊÓͼ¡¢Í ......

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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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