Envelope keys for documents in FastObjects database If the documents are retrieved from a FastObjects database, you must use metadata associated with the stored documents as envelope keys. To define an envelope key 1 Open the Runtime Output Connector Settings dialog box (generic layer). 2 Click the Job End icon and select the Enveloping tab. 3 Click . The Add Envelope Key dialog box opens. 4 Configure the envelope key: – Key – the metadata ($<metadata>) to use as envelope key. – Type – Numeric or String. Must be the same type as defined for the metadata in the document repository. – Sort order – Ascending or Descending. 5 Click OK.