google.protobuf.field_mask_pb2.FieldMask
Names of fields whose values to overwrite on an entry.
If this parameter is absent or empty, all modifiable fields
are overwritten. If such fields are non-required and omitted
in the request body, their values are emptied.
You can modify only the fields listed below.
For entries with type ``DATA_STREAM``:
- ``schema``
For entries with type ``FILESET``:
- ``schema``
- ``display_name``
- ``description``
- ``gcs_fileset_spec``
- ``gcs_fileset_spec.file_patterns``
For entries with ``user_specified_type``:
- ``schema``
- ``display_name``
- ``description``
- ``user_specified_type``
- ``user_specified_system``
- ``linked_resource``
- ``source_system_timestamps``
