code: @View(name = "by_linkedid", map = "function(doc) { if(doc.linkedid){ emit(doc.linkedid, doc) } }")
      public CouchDbProfileDocument findByLinkedid(final String linkedid) {
          return queryView("by_linkedid", linkedid).stream().findFirst().orElse(null);
      }
docs: Find profile by linkedid.
  @param linkedid to be searched for
  @return profile found