code: public List<JsonObject> executeStatement(String statement) {
          SimpleN1qlQuery query = N1qlQuery.simple(statement);
          return executeQuery(query);
      }
docs: Executes a plain un-parameterized N1QL kernelTransaction.
  
  @param statement the raw kernelTransaction string to execute
  @return the list of {@link JsonObject}s retrieved by this query
  @see N1qlQuery#simple(Statement)