1 CREATE OR REPLACE TYPE MDSYS.SDO_GEOMETRY          AS OBJECT ( 2            SDO_GTYPE       NUMBER, 3            SDO_SRID        NUMBER, 4            SDO_POINT       SDO_POINT_TYPE, 5            SDO_ELEM_INFO   SDO_ELEM_INFO_ARRAY, 6            SDO_ORDINATES   SDO_ORDINATE_ARRAY, 7            MEMBER FUNCTION  GET_GTYPE 8            RETURN NUMBER DETERMINISTIC, 9            MEMBER FUNCTION  GET_DIMS10            RETURN NUMBER DETERMINISTIC,11            MEMBER FUNCTION  GET_LRS_DIM12            RETURN NUMBER DETERMINISTIC)13  14   ALTER TYPE SDO_GEOMETRY15   ADD MEMBER FUNCTION GET_WKB RETURN BLOB DETERMINISTIC,16   ADD MEMBER FUNCTION GET_WKT RETURN CLOB DETERMINISTIC,17   ADD MEMBER FUNCTION ST_CoordDim RETURN SMALLINT DETERMINISTIC,18   ADD MEMBER FUNCTION ST_IsValid RETURN INTEGER DETERMINISTIC,19   ADD CONSTRUCTOR FUNCTION SDO_GEOMETRY(wkt IN CLOB,20             srid IN INTEGER DEFAULT NULL) RETURN SELF AS RESULT,21   ADD CONSTRUCTOR FUNCTION SDO_GEOMETRY(wkt IN VARCHAR2,22             srid IN INTEGER DEFAULT NULL) RETURN SELF AS RESULT,23   ADD CONSTRUCTOR FUNCTION SDO_GEOMETRY(wkb IN BLOB,24             srid IN INTEGER DEFAULT NULL) RETURN SELF AS RESULT25   CASCADE

create table test_geom(id int,geom MDSYS.SDO_GEOMETRY)

insert into test_geom(id,geom) values(2,SDO_GEOMETRY(‘point(116.6 24.343)‘,4326))