<dbextract_command>
::=
DBEXTRACT [<configuration_instream_spec>]
<catalog_outstream_spec>
<data_outstream_spec>
[<package_outstream_spec>]
[<restart>]
| EXTRACT DB [<configuration_instream_spec>]
<catalog_outstream_spec> <data_outstream_spec>
[<package_outstream_spec>] [<restart>]