| Format Type Identifier | GARMIN_GDB |
| Reader/Writer | Both |
| Licensing Level | Professional |
| Dependencies | GPSBabel |
| Dataset Type | File |
| Feature Type | waypoints, routes, route_points, tracks, track_points |
| Typical File Extensions | .gdb |
| Automated Translation Support | No |
| User-Defined Attributes | No |
| Coordinate System Support | LL84 |
| Generic Color Support | No |
| Spatial Index | Never |
| Schema Required | Yes |
| Transaction Support | No |
| Geometry Type | garmin_gdb_type |
| Encoding Support | No |
Garmin GDB Geometry Support
| Geometry | Supported? |
|---|---|
| aggregate | yes |
| circles | no |
| circular arc | no |
| donut polygon | no |
| elliptical arc | no |
| ellipses | no |
| line | yes |
| none | no |
| point | yes |
| polygon | no |
| raster | no |
| solid | no |
| surface | no |
| text | no |
| z values | no |