Can interior ring touch exterior ring in valid polygon
If I run this:
select sdo_geom.validate_geometry_with_context
(
MDSYS.SDO_GEOMETRY(2003,8307,NULL,MDSYS.SDO_ELEM_INFO_ARRAY(1,1003,1,11,2003,1),
MDSYS.SDO_ORDINATE_ARRAY
(0,0,3,0,3,3,0,3,0,0,1,1,1,2,3,3,2,1,1,1)
), .05) result
from dual
——————
TRUE
Does it mean that it is valid to touch exterior ring by interior ?