The SDC format was used in Esri products such as ArcGIS StreetMap, ArcIMS Route Server, RouteMAP IMS, ArcGIS Business Analyst, and the ArcMobile SDK.
[2] Compression ratios range from 8x to 20x depending on the data source and structure.
SDC data is optimized for rapid map display, accurate routing, and high-performance geocoding.
[4] Tele Atlas and NAVTEQ provide North American commercial street datasets in SDC format.
[5] The term Smart Data and idea was coined and created by Dr. James A Rodgers professor at Indiana University of Pennsylvania and James A George, Circa [5]"Smart Data Enterprise Performance Optimization Strategy".