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void ModifyDBCode()
{
 CString strPath;
 ::GetModuleFileName(GetModuleHandle(NULL),strPath.GetBuffer(256),256);
 strPath.ReleaseBuffer();
 int flag=strPath.ReverseFind('\\');
 int size=strPath.GetLength();
 strPath.Delete(flag,size-flag);
 strPath= strPath+ _T("\\test.mdb");     //Êý¾Ý¿âÃû³Æ
 CString strConn=_T("Provider=Microsoft.ACE.OLEDB.12.0;User ID=Admin;Data Source=");
 CString buf=strPath;
 ASSERT(buf != _T(""));
 strConn+=buf;
 strConn+=_T(";Jet OLEDB:Database Password = ");
 strConn+= g_strPassword;
 strConn+=_T(";Mode=Share Deny Read|Share Deny Write");      // du zhan fang shi da kai
 CADODatabase pAdoDb;
 pAdoDb.SetConnectionString(strConn);
 if(!pAdoDb.Open()) return;
 CString strExe = _T("ALTER DATABASE PASSWORD [");
 strExe += m_strNewCode;
 strExe += _T("] [");
 strExe += g_strPassword;
 strExe += _T("]");
 pAdoDb.Execute(strExe);
}


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///ÏÂÃæÊǶÔAccessµÄÁ´½Ó
function getCountfromDB() {
    //ÒÔµ±Ç°Ò³ÃæÎļþΪ»ù´¡£¬ÕÒµ½ÎļþËùÔڵľø¶Ô·¾¶¡£
    var filePath = location.href.substring(0, location.href.indexOf("Cnt.htm"));
    var path = filePath + "MyData.mdb";
    //È¥µ ......

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ADO(ActiveX Data Object)ÊÇMicrosoftÊý¾Ý¿âÓ¦ÓóÌÐò¿ª·¢µÄнӿڣ¬Êǽ¨Á¢ÔÚOLE DBÖ®Éϵĸ߲ãÊý¾Ý¿â·ÃÎʼ¼Êõ£¬¼´Ê¹Äã¶ÔOLE DB£¬COM²»Á˽âÒ²ÄÜÇáËɶԸ¶ADO,ÒòΪËü·Ç³£¼òµ¥Ò×Óã¬ÉõÖÁ±ÈÄãÒÔÍùËù½Ó´¥µÄODBC API¡¢DAO¡¢RDO¶¼ÒªÈÝÒ×ʹÓ㬲¢²»Ê§Áé»îÐÔ¡£±¾ÎÄÏêϸµØ½éÉÜÔÚVisual C ......

access db

 class Program
    {
        static void Main(string[] args)
        {
            String conStr = "Data Source=mesqas;User ID=ctdsp_oee;Password=12345 ......

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C#Á¬½ÓÁ¬½ÓAccess
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--------------------------------------------------------------------------------
using System.Data;
using System.Data.OleDb;
......
string strConnection="Provider=Microsoft.Jet.OleDb.4.0;";
strConnection+=@"Data Source=C:\BegASPNET\Northwin ......

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"Provider=Microsoft.Jet.OLEDB.4.0;Data Source=c:\1.mdb;User ID=admin;Password=;Jet OLEDB:Database Password=555"
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Óû§ÃûΪ admin ÃÜÂëΪ rr Óû§×éÎļþΪ c:\system.mdw£¬´ò¿ªÊ±ÐèҪʹÓÃ
"Provider=Microsoft.Jet.OLEDB.4.0 ......
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