code: func (p *CommonStorageDBProvider) GetDBHandle(id string) (DB, error) {
  	vdb, err := p.VersionedDBProvider.GetDBHandle(id)
  	if err != nil {
  		return nil, err
  	}
  	bookkeeper := p.bookkeepingProvider.GetDBHandle(id, bookkeeping.MetadataPresenceIndicator)
  	metadataHint := newMetadataHint(bookkeeper)
  	return NewCommonStorageDB(vdb, id, metadataHint)
  }
docs: // GetDBHandle implements function from interface DBProvider