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SDO_UTIL.TO_WKBGEOMETRY
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val_result := SDO_UTIL.VALIDATE_WKTGEOMETRY(wktgeom);
DBMS_OUTPUT.PUT_LINE('WKT validation result = ' || val_result);
END;
/
To WKT geometry result = POLYGON ((5.0 1.0, 8.0 1.0, 8.0 6.0, 5.0 7.0, 5.0 1.0))
WKB validation result = TRUE
WKT validation result = TRUE
■ SDO_UTIL.FROM_WKBGEOMETRY
■ SDO_UTIL.FROM_WKTGEOMETRY
■ SDO_UTIL.TO_WKTGEOMETRY
■ SDO_UTIL.VALIDATE_WKBGEOMETRY
■ SDO_UTIL.VALIDATE_WKTGEOMETRY
32-58 Oracle Spatial Developer’s Guide