Polygon properties
| Title | Description |
|---|---|
| AREA | Synonym for ST_AREA. |
| CENTROID | Synonym for ST_CENTROID. |
| ExteriorRing | Synonym for ST_ExteriorRing. |
| InteriorRingN | Synonym for ST_InteriorRingN. |
| NumInteriorRings | Synonym for NumInteriorRings. |
| ST_AREA | Area of a Polygon. |
| ST_CENTROID | The mathematical centroid (geometric center) for a MultiPolygon. |
| ST_ExteriorRing | Returns the exterior ring of a Polygon as a LineString. |
| ST_InteriorRingN | Returns the N-th interior ring for a Polygon. |
| ST_NumInteriorRings | Number of interior rings in a Polygon. |
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