ST_Circle

Converts a WKT (WEll Known Text) to a circle on the sphere of the earth.

Syntax

Haskell

GEOMETRY ST_Circle(DOUBLE center_lng, DOUBLE center_lat, DOUBLE radius)

Parameters

center_lng indicates the longitude of the center of the circle.

center_lat indicates the latitude of the center of the circle.

radius indicates the radius of a circle, in meters. A maximum of 9999999 radius is supported.

Examples

Plain

MySQL > SELECT ST_AsText(ST_Circle(111, 64, 10000));
+--------------------------------------------+
| st_astext(st_circle(111.0, 64.0, 10000.0)) |
+--------------------------------------------+
| CIRCLE ((111 64), 10000)                   |
+--------------------------------------------+

keyword

ST_CIRCLE,ST,CIRCLE