locally from C2M2_datapackage.json file table required fields: id_namespace, local_id, project_id_namespace, project_local_id, filename. local_id + id_namespace are the primary key. persistent_id, access_url, sha256, md5, size_in_bytes are all optional.
CFDE Data Portal says that filename is an optional field of file.tsv
locally from
C2M2_datapackage.jsonfile table required fields: id_namespace, local_id, project_id_namespace, project_local_id, filename. local_id + id_namespace are the primary key. persistent_id, access_url, sha256, md5, size_in_bytes are all optional.CFDE Data Portal says that filename is an optional field of
file.tsv