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Connecting to a File DSN

File DSNs are an alternative to using ODBC Datasources. With these, the definition of the connection is contained in a file. This file can then be shared or copied between users.

Signon to File DSN

Creating a File DSN

To create a File DSN:

You can also create a file DSN using a text editor. Information on how to do this can be found on various sources on the web.

We recommend taking an existing *.dsn file as a base then amending it and saving it with a new name.


File DSNs provide no mechanism for holding passwords in a secure (eg. encrypted way). For this reason we strongly recommend that passwords are not held as part of a File DSN.

By contrast, Datasource definitions do encrypt passwords. This is one advantage of Datasource definitions over File DSNs.