Description
The ST_ToGeoJSON function returns a text formatted in GeoJSON
representation of geometry from the specified WritableGeometry instance.
Syntax
ST_ToGeoJSON(WritableGeometry geometry)
Parameters
| Parameter |
Type |
Description |
|
geometry
|
WritableGeometry |
The instance of a WritableGeometry. |
Return Values
| Return Type |
Description |
| GeoJSON String |
The GeoJSON representation of a geometry. |
Examples
SELECT ST_ToGeoJSON(ST_Buffer(ST_GeomFromGeoJSON(t.geometry), 5.0, 'km', 12, 'SPHERICAL' )) FROM table t;