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1.Oradim -new -sid [ʵÀýÃû:demo] -intpwd [PWD]  -pfile= [Òª´´½¨ÊµÀýµÄÅäÖÃÎļþ£º*.ora]
2.set Oracle_SID=[ʵÀýÃû]£¨×°Íêºó¼ÇµÃÒªÔÚ×¢²á±íÀï¼ÓÉÏ:HKEY_LOCAL_MACHINE\SOFTWARE\ORACLE\KEY_OraDb10g_home1£ºORACLE_SID£¬ÖµÎªÊµÀýÃû¡££©
3.sqlplus /nolog
4.conn sys/[PWD] as sysdba;
5.ÈçÏ£ºÊµÀýµØÖ·×ÔÐÐÐ޸ġ£
startup nomount pfile=C:\oracle\DEMO\initDEMO.ora;
create controlfile set database 'DEMO' resetlogs
LOGFILE
  GROUP 1 'C:\oracle\DEMO\REDO01.LOG'  SIZE 10M,
  GROUP 2 'C:\oracle\DEMO\REDO02.LOG'  SIZE 10M,
  GROUP 3 'C:\oracle\DEMO\REDO03.LOG'  SIZE 10M
-- STANDBY LOGFILE
DATAFILE
  'C:\oracle\DEMO\SYSTEM01.DBF',
  'C:\oracle\DEMO\UNDOTBS01.DBF',
  'C:\oracle\DEMO\SYSAUX01.DBF',
  'C:\oracle\DEMO\USERS01.DBF',
  'C:\oracle\DEMO\IFSAPP_DATA.DBF',
  'C:\oracle\DEMO\IFSAPP_INDEX.DBF',
  'C:\oracle\DEMO\IFSAPP_LOB.DBF',
  'C:\oracle\DEMO\IFSAPP_REPORT_DATA.DBF',
  'C:\oracle\DEMO\IFSAPP_REPORT_INDEX.DBF',
  'C:\oracle\DEMO\IFSAPP_ARCHIVE_DATA.DBF',
  'C:\oracle\DEMO\IFSAPP_ARCHIVE_INDEX.DBF'
CHARACTER SET AL32UTF8
;
alter database open resetlogs;
alter tablespace "TEMP" add tempfile 'C:\oracle\DEMO\temp01.dbf' size 100M;
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     Oracle ÕýÈ·°²×°ºó£¬Èç¹ûÆäËü»ú×ÓÁ¬½Óʱ±¨£º£¨ÎÞ¿ÉÓüàÌýÆ÷£©¡£ÕâÊÇÒòΪ¼àÌýÆ÷ûÓйҽӵ½ÊµÁеÄÔ­Òò£¬¿ÉÒÔÔÚ¼àÌýÆ÷¼ÓÈçÏÂÒ»¶Î¡£
SID_LIST_LISTENER =
  (SID_LIST =
    (SID_DESC =
      (SID_NAME = PLSExtProc)
      (ORACLE_HOME = C:\oracle\10G)
      (PROGRAM = extproc)
    )
    (SID_DESC =
      (SID_NAME = [ʵÀýÃû:DEMO])
      (ORACLE_HOME = [Ê


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    ISNULL(check_expression, replacement_value)
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import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
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public static void main(String[] args) {
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     CREATE  USER   DAVE  IDENTIFIED  BY   pwd
     DEFAULT TABLESPACE  users
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