geo_is_empty geo_typename geog_area geog_centroid geog_length geog_perimeter geom_azimuth geom_length geom_perimeter line_numpoints line_point_n

geom_azimuth() bool geom_azimuth ( const GSERIALIZED *  gs1, const GSERIALIZED *  gs2, double *  result  ) Return in the last argument the azimuth of a segment defined by two points. Parameters [in] gs1,gs2 Geometries [out] result Result Returns Return false on exception (same point)