Sql connection string9/16/2023 ![]() UDL File Connection FILE NAME=c:\MyAppPath\MyUDL.udl Valid network library values are dbnmpntw, dbmssocn, dbmsspxn, dbmsvinn, and dbmsrpcn.Ģ. When you use the NETWORK LIBRARY keyword, your application can dynamically choose the network library to use. & "TRUSTED_CONNECTION=YES NETWORK LIBRARY=dbmsrpcn OLE DB Provider Connection PROVIDER=SQLOLEDB SERVER= The TRUSTED_CONNECTION keyword specifies Windows authentication, the most secure way to connect to SQL Server.ģ. Here, the DATABASE keyword sets Pubs as the default database. Windows-Authentication Connection PROVIDER=SQLOLEDB SERVER= If you omit this keyword, the provider defaults to MSDASQL (the OLE DB provider for ODBC).Ĥ. The PROVIDER keyword tells ADO to use the SQLOLEDB provider. Mixed-Security Connection PROVIDER=SQLOLEDB SERVER= DSN-less Connection DRIVER=\ value tells the connection to use the Microsoft SQL Server ODBC driver.ĥ. The UID and PWD keywords pass in authentication information.Ħ. This Data Source Name (DSN) connection string uses the DSN keyword to identify the existing DSN, MyDSN. ![]() ![]() DSN Connection DSN=MyDSN UID=MyID PWD=MyPwd These connection-string examples illustrate the seven most common connection scenarios.ħ. (See also, " Mastering ADO" and " Using a. The connection string is essential for connecting your ADO database applications to SQL Server.
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