ST_ExteriorRing

diesel_mysql_spatial::functions

Function ST_ExteriorRing 

Source 
pub fn ST_ExteriorRing<poly>(
    poly: poly,
) -> ST_ExteriorRing<<poly as AsExpression<Polygon>>::Expression>
where
    poly: AsExpression<Polygon>,
Expand description

Represents the MySQL ST_ExteriorRing function