Projection parameters

HCL® OneDB® spatial data types support many projection parameters.

The following table lists a representative sample of the projection parameters supported by the HCL OneDB spatial data types. For a complete list of supported projection parameters, see the file ONEDB_HOME/extend/spatial.version/include/pedef.h.
Table 1. Projection parameters
Factory ID Description OGC well-known text string
100001 False Easting PARAMETER["False_Easting",0]
100002 False Northing PARAMETER["False_Northing",0]
100003 Scale Factor PARAMETER["Scale_Factor",1]
100004 Azimuth PARAMETER["Azimuth",45]
100010 Central Meridian PARAMETER["Central_Meridian",0]
100011 Longitude Of Origin PARAMETER["Longitude_Of_Origin",0]
100012 Longitude Of Center PARAMETER["Longitude_Of_Center",-75]
100013 Longitude Of 1st Point PARAMETER["Longitude_Of_1st_Point",0]
100014 Longitude Of 2nd Point PARAMETER["Longitude_Of_2nd_Point",60]
100020 Central Parallel PARAMETER["Central_Parallel",0]
100021 Latitude Of Origin PARAMETER["Latitude_Of_Origin",0]
100022 Latitude Of Center PARAMETER["Latitude_Of_Center",40]
100023 Latitude Of 1st Point PARAMETER["Latitude_Of_1st_Point",0]
100024 Latitude Of 2nd Point PARAMETER["Latitude_Of_2nd_Point",60]
100025 Standard Parallel 1 PARAMETER["Standard_Parallel_1",60]
100026 Standard Parallel 2 PARAMETER["Standard_Parallel_2",60]
100027 Pseudo Standard Parallel 1 PARAMETER["Pseudo_Standard_Parallel_1",60]
100037 X Scale PARAMETER["X_Scale",1]
100038 Y Scale PARAMETER["Y_Scale",1]
100039 XY Plane Rotation PARAMETER["XY_Plane_Rotation",0]
100040 X Axis Translation PARAMETER["X_Axis_Translation",0]
100041 Y Axis Translation PARAMETER["Y_Axis_Translation",0]
100042 Z Axis Translation PARAMETER["Z_Axis_Translation",0]
100043 X Axis Rotation PARAMETER["X_Axis_Rotation",0]
100044 Y Axis Rotation PARAMETER["Y_Axis_Rotation",0]
100045 Z Axis Rotation PARAMETER["Z_Axis_Rotation",0]
100046 Scale Difference PARAMETER["Scale_Difference",0]
100047 Dataset Name PARAMETER["Dataset_",0]