> Right Dale. The NIDs is the key here to join with Geobase attributes. The
> NIDs will not change from one version to the next. So it will be easy to
> detect the changes. Geobase provides (as a file) the changes between the
> last 2 versions. Also, the NID will be necessary to add Road name and
> address ranges when they will be available for the provinces that have only
> basic attributes for now.
Also, NIDs will be needed when a GeoBase update needs to *remove*
elements.
Stefan
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