🏠InterfacesSchemaExtensionNodeOn this pageSchemaExtensionNode Index PropertiesdirectiveskindlocoperationTypesProperties optionalreadonlydirectivesdirectives?: readonly ConstDirectiveNode[]readonlykindkind: SCHEMA_EXTENSIONoptionalreadonlylocloc?: LocationoptionalreadonlyoperationTypesoperationTypes?: readonly OperationTypeDefinitionNode[]