:doc:`DatabaseMigrationService <../../dms>` / Client / describe_engine_versions

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describe_engine_versions
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.. py:method:: DatabaseMigrationService.Client.describe_engine_versions(**kwargs)

  

  Returns information about the replication instance versions used in the project.

  

  See also: `AWS API Documentation <https://docs.aws.amazon.com/goto/WebAPI/dms-2016-01-01/DescribeEngineVersions>`_  


  **Request Syntax**
  ::

    response = client.describe_engine_versions(
        MaxRecords=123,
        Marker='string'
    )
    
  :type MaxRecords: integer
  :param MaxRecords: 

    The maximum number of records to include in the response. If more records exist than the specified ``MaxRecords`` value, a pagination token called a marker is included in the response so that the remaining results can be retrieved.

    

  
  :type Marker: string
  :param Marker: 

    An optional pagination token provided by a previous request. If this parameter is specified, the response includes only records beyond the marker, up to the value specified by ``MaxRecords``.

    

  
  
  :rtype: dict
  :returns: 
    
    **Response Syntax**

    
    ::

      {
          'EngineVersions': [
              {
                  'Version': 'string',
                  'Lifecycle': 'string',
                  'ReleaseStatus': 'beta'|'prod',
                  'LaunchDate': datetime(2015, 1, 1),
                  'AutoUpgradeDate': datetime(2015, 1, 1),
                  'DeprecationDate': datetime(2015, 1, 1),
                  'ForceUpgradeDate': datetime(2015, 1, 1),
                  'AvailableUpgrades': [
                      'string',
                  ]
              },
          ],
          'Marker': 'string'
      }
      
    **Response Structure**

    

    - *(dict) --* 
      

      - **EngineVersions** *(list) --* 

        Returned ``EngineVersion`` objects that describe the replication instance engine versions used in the project.

        
        

        - *(dict) --* 

          Provides information about a replication instance version.

          
          

          - **Version** *(string) --* 

            The version number of the replication instance.

            
          

          - **Lifecycle** *(string) --* 

            The lifecycle status of the replication instance version. Valid values are ``DEPRECATED``, ``DEFAULT_VERSION``, and ``ACTIVE``.

            
          

          - **ReleaseStatus** *(string) --* 

            The release status of the replication instance version.

            
          

          - **LaunchDate** *(datetime) --* 

            The date when the replication instance version became publicly available.

            
          

          - **AutoUpgradeDate** *(datetime) --* 

            The date when the replication instance will be automatically upgraded. This setting only applies if the ``auto-minor-version`` setting is enabled.

            
          

          - **DeprecationDate** *(datetime) --* 

            The date when the replication instance version will be deprecated and can no longer be requested.

            
          

          - **ForceUpgradeDate** *(datetime) --* 

            The date when the replication instance will have a version upgrade forced.

            
          

          - **AvailableUpgrades** *(list) --* 

            The list of valid replication instance versions that you can upgrade to.

            
            

            - *(string) --* 
        
      
    
      

      - **Marker** *(string) --* 

        An optional pagination token provided by a previous request. If this parameter is specified, the response includes only records beyond the marker, up to the value specified by ``MaxRecords``.

        
  