.. ******************************************************************************
.. * Copyright 2021 Intel Corporation
.. *
.. * Licensed under the Apache License, Version 2.0 (the "License");
.. * you may not use this file except in compliance with the License.
.. * You may obtain a copy of the License at
.. *
.. *     http://www.apache.org/licenses/LICENSE-2.0
.. *
.. * Unless required by applicable law or agreed to in writing, software
.. * distributed under the License is distributed on an "AS IS" BASIS,
.. * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
.. * See the License for the specific language governing permissions and
.. * limitations under the License.
.. *******************************************************************************/

.. _api_directed_adjacency_vector_graph_service:

========================================
Directed adjacency vector graph service
========================================

This section describes graph service functions for :ref:`api_directed_adjacency_vector_graph`. 

.. list-table:: 
  :widths: 30 70 
  :header-rows: 1

  * - Service function
    - Description
  * - :txtref:`get_vertex_count <api_get_vertex_count>`
    - Get the number of vertices in the graph 
  * - :txtref:`get_edge_count <api_get_edge_count>`
    - Get the number of edges in the graph 
  * - :txtref:`get_vertex_outward_degree <api_get_vertex_outward_degree>`
    - Get the outward degree for the specified vertex 
  * - :txtref:`get_vertex_outward_neighbors <api_get_vertex_outward_neighbors>`
    - Get the range of the outward neighbors for the specified vertex 
  * - :txtref:`get_edge_value <api_get_edge_value>`
    - Get the value of an edge represented as source and destination vertices