1795 ESRI File Geodatabase Database An ESRI file geodatabase is a collection of files in a folder on disk that can store, query, and manage both spatial and nonspatial data.The GeoDB is the primary data storage model for ArcGIS. 1 Digital Preservation Department / The National Archives 06 Feb 2017 Unfortunately we are currently unable to use PRONOM to be able to develop a signature to identify this format, hopefully in the future this functionality will be available. 06 Feb 2017 fmt/990 PUID