22.25 SDO_CS.LOAD_EPSG_MATRIX
Format
SDO_CS.LOAD_EPSG_MATRIX( op_id IN NUMBER, parameter_id IN NUMBER, directory IN VARCHAR2, file_name IN VARCHAR2);
Description
Loads an EPSG matrix of NADCON, NTv2, or VERTCON format.
Parameters
Usage Notes
To validate an EPSG matrix, use the SDO_CS.VALIDATE_EPSG_MATRIX function.
Examples
The following example loads an NTv2 matrix for operation 1703 ("NAD27 to WGS 84 (32)"). For an NTv2 operation, a single matrix is sufficient, assigned to parameter ID 8656.
CREATE OR REPLACE DIRECTORY work_dir AS '…'; EXECUTE sdo_cs.load_epsg_matrix( 1703, 8656, 'WORK_DIR', 'ntv2file.asc');
Parent topic: SDO_CS Package (Coordinate System Transformation)