:doc:`EntityResolution <../../entityresolution>` / Client / list_schema_mappings

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list_schema_mappings
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.. py:method:: EntityResolution.Client.list_schema_mappings(**kwargs)

  

  Returns a list of all the ``SchemaMappings`` that have been created for an Amazon Web Services account.

  

  See also: `AWS API Documentation <https://docs.aws.amazon.com/goto/WebAPI/entityresolution-2018-05-10/ListSchemaMappings>`_  


  **Request Syntax**
  ::

    response = client.list_schema_mappings(
        nextToken='string',
        maxResults=123
    )
    
  :type nextToken: string
  :param nextToken: 

    The pagination token from the previous API call.

    

  
  :type maxResults: integer
  :param maxResults: 

    The maximum number of objects returned per page.

    

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

    
    ::

      {
          'schemaList': [
              {
                  'schemaName': 'string',
                  'schemaArn': 'string',
                  'createdAt': datetime(2015, 1, 1),
                  'updatedAt': datetime(2015, 1, 1),
                  'hasWorkflows': True|False
              },
          ],
          'nextToken': 'string'
      }
      
    **Response Structure**

    

    - *(dict) --* 
      

      - **schemaList** *(list) --* 

        A list of ``SchemaMappingSummary`` objects, each of which contain the fields ``SchemaName``, ``SchemaArn``, ``CreatedAt``, ``UpdatedAt``.

        
        

        - *(dict) --* 

          An object containing ``schemaName``, ``schemaArn``, ``createdAt``, ``updatedAt``, and ``hasWorkflows``.

          
          

          - **schemaName** *(string) --* 

            The name of the schema.

            
          

          - **schemaArn** *(string) --* 

            The ARN (Amazon Resource Name) that Entity Resolution generated for the ``SchemaMapping``.

            
          

          - **createdAt** *(datetime) --* 

            The timestamp of when the ``SchemaMapping`` was created.

            
          

          - **updatedAt** *(datetime) --* 

            The timestamp of when the ``SchemaMapping`` was last updated.

            
          

          - **hasWorkflows** *(boolean) --* 

            Specifies whether the schema mapping has been applied to a workflow.

            
      
    
      

      - **nextToken** *(string) --* 

        The pagination token from the previous API call.

        
  
  **Exceptions**
  
  *   :py:class:`EntityResolution.Client.exceptions.ThrottlingException`

  
  *   :py:class:`EntityResolution.Client.exceptions.InternalServerException`

  
  *   :py:class:`EntityResolution.Client.exceptions.AccessDeniedException`

  
  *   :py:class:`EntityResolution.Client.exceptions.ValidationException`

  