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Indicator interface for feature class extensions.
The IFeatureClassExtension interface is a required identity interface for feature class extensions.
| Classes | Description | 
|---|---|
| AnnotationFeatureClassExtension (esriCarto) | An Esri annotation feature class extension. | 
| DimensionClassExtension (esriCarto) | A class extension which contains all the style properties for a dimension feature class. | 
| GeocodedFeatureClassExtension (esriLocation) | A class extension for automatically maintaining geocoded feature classes. | 
| SchematicInMemoryFeatureClass (esriSchematic) | Schematic in memory feature class object. |