🏠InterfacesOperationDefinitionNodeOn this pageOperationDefinitionNode Index PropertiesdirectiveskindlocnameoperationselectionSetvariableDefinitionsProperties optionalreadonlydirectivesdirectives?: readonly DirectiveNode[]readonlykindkind: OPERATION_DEFINITIONoptionalreadonlylocloc?: Locationoptionalreadonlynamename?: NameNodereadonlyoperationoperation: OperationTypeNodereadonlyselectionSetselectionSet: SelectionSetNodeoptionalreadonlyvariableDefinitionsvariableDefinitions?: readonly VariableDefinitionNode[]