Extract Types are used to indicate the source of the data that the RDA file being loaded into the database came from. The purpose of this is a) To allow the Repository to change its behaviour and b) To indicate the quality of the source data.

CodeDescription
SURVEYCSV files produced either by FormStorm scanning or send directly from the SharedHD project.
PVMIGData taken from the PV2 Database
HSMIGData taken from the HealthShare Database
PVData sent from Units in PV XML Format
RADARData from the RADAR System