the column in the database should be a strait text column
add the file field to the userinsert and registration page, then add the file upload server behavior.
the file upload server behavior will create a new binding group na,ed WA Uploaded Files(File Field Name) where File Field Name is the name of the file field.
in this binding group is a binding for server file name.
on the user insert and registration pages, edit the insert server behavior, and bind the image column to the server file name binding.
NOTE: Rather than post into the middle of an existing thread, it would better for you to start your own thread.