Oracle Spatial中的SDO_GEOMETRY
rnISO/IEC 13249-3:2003, “Information technology – Database languages – SQL multimedia and application packages – Part 3: Spatial,” http://www.iso.org/…
rnISO/IEC 13249-3:2003, “Information technology – Database languages – SQL multimedia and application packages – Part 3: Spatial,” http://www.iso.org/…