Hi everyone,
It's Oracle 23c.
I use sdo_geometry(2002,null,null,sdo_elem_info_array(1,2,1),sdo_ordinate_array()) to represent Linestring empty, then i try this:
Select sdo_geometry(2002,null,null,sdo_elem_info_array(1,2,1),sdo_ordinate_array()).st_isvalid() from dual;
I get 0.
then i try 3-dimension data:
Select sdo_geometry(3002,null,null,sdo_elem_info_array(1,2,1),sdo_ordinate_array()).st_isvalid() from dual;
I get 1.
And I can't get_wkt(). I get ORA-13034.