DOCUMENT:Q300382  09-APR-2002  [iis]
TITLE   :HOW TO: Create a Database Connection from an ASP Page in IIS
PRODUCT :Internet Information Server
PROD/VER::5.0
OPER/SYS:
KEYWORDS:kbAudDeveloper kbHOWTOmaster

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The information in this article applies to:

 - Microsoft Internet Information Services version 5.0, used with:
    - the operating system: Microsoft Windows 2000 
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IN THIS TASK
------------

 - SUMMARY

    - Requirements
 - Sample Database Connection Strings

    - Microsoft Access
 - Microsoft SQL Server
 - Microsoft Visual FoxPro
 - Oracle

 - REFERENCES

SUMMARY
=======

There are many ways to connect to a database. This step-by-step article provides
sample connection strings for various types of databases and database
connections.

Requirements
------------

The following are the requirements for connecting to a database:

 - Active Server Pages (ASP) enabled Internet Information Services (IIS) version
   5.0 Web server with Microsoft Data Access Components (MDAC) version 2.5 or
   2.6 (with a Jet database engine)

 - Connectivity to a local or remote database

 - ASP enabled Microsoft Internet Explorer version 5.0 or later

Sample Database Connection Strings
----------------------------------

These examples are for demonstration purposes only. You must paste this code in
your ASP code to make a connection to the specified database. Note that you must
change elements such as database name, server name, database location, Data
Source Name (DSN), and so on.

Microsoft Access:

Without DSN

   <%
   Set Cnn = Server.CreateObject("ADODB.Connection")
   Cnn.open "DRIVER={Microsoft Access Driver (*.mdb)};DBQ=c:\mydatabase.mdb"
   %>

OLE DB

   <%
   Set Cnn = Server.CreateObject("ADODB.Connection")
   Cnn.open "PROVIDER=MICROSOFT.JET.OLEDB.4.0;DATA SOURCE=c:\mydatabase.mdb"
   %>

File DSN

   <% Set Cnn = Server.CreateObject("ADODB.Connection")
   Cnn.open "FILEDSN=ADSN"
   %>

With DSN and no User ID/Password

   <%
   Set Conn = Server.CreateObject("ADODB.Connection")
   Conn.open "DSNname"
   %>

With DSN and User ID/Password

   <%
   Set Conn = Server.CreateObject("ADODB.Connection")
   Conn.open "DSNname","username","password"
   %>

Without DSN, using a physical path as a reference

   <%
   Set Conn = Server.CreateObject("ADODB.Connection")
   DSNtest="DRIVER={Microsoft Access Driver (*.mdb)}; "
   DSNtest=dsntest & "DBQ=c:\mydatabase.mdb" 
   Conn.Open DSNtest
   %>

Without DSN, using Server.MapPath

NOTE: Server.MapPath is the path from the Web server root. By default, this is
C:\Inetpub\Wwwroot.

   <%
   Set Conn = Server.CreateObject("ADODB.Connection")
   DSNtest="DRIVER={Microsoft Access Driver (*.mdb)}; "
   DSNtest=dsntest & "DBQ=" & Server.MapPath("/databases/mydatabase.mdb")
   Conn.Open DSNtest
   %>

Microsoft SQL Server:

OLE DB

   <%
   Set cnn = Server.CreateObject("ADODB.Connection")
   cnn.open "PROVIDER=SQLOLEDB;DATA SOURCE=sqlservername;UID=username;PWD=password;DATABASE=mydatabase "
   %>

With DSN

   <%
   Set Conn = Server.CreateObject("ADODB.Connection")
   Conn.open "DSN=MyDSN;UID=user;PWD=password;DATABASE=mydatabase"
   %>

Without DSN

   <%
   Set Conn = Server.CreateObject("ADODB.Connection")
   DSNtest="DRIVER={SQL Server};SERVER=ServerName;UID=USER;PWD=password;DATABASE=mydatabase"
   Conn.open DSNtest
   %>

Microsoft Visual FoxPro:

Without DSN

   <%
   Set Conn = Server.CreateObject("ADODB.Connection")
   ConnStr= "Driver=Microsoft Visual Foxpro Driver; UID=userID;SourceType=DBC;SourceDB=C:\databases\mydatabase.dbc"
   Conn.Open ConnStr
   %>

Oracle:

ODBC with DSN

   <%
   Set Conn = Server.CreateObject("ADODB.Connection")
   Conn.cursorlocation=adUseClient   
   ' requires use of adovbs.inc; numeric value is 3
   Conn.open "DSN=test;UID=name;PWD=pass"
   %>

OLE DB

   <%
   Set Conn = Server.CreateObject("ADODB.Connection")
   Conn.cursorlocation=adUseClient   
   ' requires use of adovbs.inc; numeric value is 3
   DSNTest="Provider=MSDAORA.1;Password=pass;User ID=name;Data Source=data.world"
   Conn.open DSNtest
   %>

REFERENCES
==========

For more information on data types, data connections, or MDAC components, see
the following Microsoft Web site:

   http://www.microsoft.com/data

Additional query words:

======================================================================
Keywords          : kbAudDeveloper kbHOWTOmaster 
Technology        : kbiisSearch
Version           : :5.0
Issue type        : kbhowto

=============================================================================

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