import { BasicField, RawField } from '../fields';
export declare enum OrderByDirection {
    ASC = "ASC",
    DESC = "DESC"
}
export type OrderByField = RawField | (BasicField & {
    direction?: OrderByDirection;
});
export declare abstract class HasOrderByFields<R> {
    protected _orderByFields?: Array<OrderByField>;
    setOrderByFields(orderByFields: Array<OrderByField> | undefined): R;
    getOrderByFields(): Array<OrderByField> | undefined;
    orderBy(field: OrderByField): R;
    orderBy(field: RawField | BasicField, direction: OrderByDirection): R;
    orderByDesc(field: RawField | BasicField): R;
}