File extension is used by ERDAS IMAGINE.
Files with the RRD extension identify a Round-Robin database file used in database applications. RRD files store various data in a number of databases, alternating between the last one and the first. RRD files and Round Robin databases ensure file sizes in the database.
File extension is used by RapidReader. Document file.
GIS file created by geospatial processing programs such as ERDAS IMAGINE and ArcGIS Desktop; stores a reduced dataset from an original raster image using pyramid layers, which speed up the display of raster maps; often used for saving discrete zoom levels on a map. RRD files are commonly generated from raster data in GeoTIFF .TIF files or JPEG 2000 .JP2 files.
The RRD file extension is associated with the WAsP. The roughness description file contains the roughness rose for a site, i.e. sector-wise specifications of the roughness lengths and roughness changes.