def METHOD_NAME():
    from ddtrace.internal.schema import DEFAULT_SPAN_SERVICE_NAME
    from ddtrace.internal.schema import schematize_cache_operation
    from ddtrace.internal.schema import schematize_cloud_api_operation
    from ddtrace.internal.schema import schematize_database_operation
    from ddtrace.internal.schema import schematize_service_name
    from ddtrace.internal.schema import schematize_url_operation
    from ddtrace.internal.schema.span_attribute_schema import cache_operation_v0
    from ddtrace.internal.schema.span_attribute_schema import cloud_api_operation_v0
    from ddtrace.internal.schema.span_attribute_schema import database_operation_v0
    from ddtrace.internal.schema.span_attribute_schema import service_name_v0
    from ddtrace.internal.schema.span_attribute_schema import url_operation_v0
    assert DEFAULT_SPAN_SERVICE_NAME is None
    assert schematize_service_name == service_name_v0
    assert schematize_database_operation == database_operation_v0
    assert schematize_cache_operation == cache_operation_v0
    assert schematize_cloud_api_operation == cloud_api_operation_v0
    assert schematize_url_operation == url_operation_v0