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