ST_MinimumBoundingRadius

Introduction: Returns a struct containing the center point and radius of the smallest circle that contains a geometry.

Format: ST_MinimumBoundingRadius(geom: Geometry)

Since: v1.5.0

Example:

SELECT ST_MinimumBoundingRadius(ST_GeomFromText('POLYGON((1 1,0 0, -1 1, 1 1))'))

Output:

{POINT (0 1), 1.0}