import QueryColumn from "../column/query-column";
import QueryTable from "../query-table";
export default class QueryOrdering<Table extends QueryTable<any, any>> {
    protected _column: QueryColumn<Table, any>;
    protected _direction: 'ASC' | 'DESC';
    protected _nullsPosition: 'FIRST' | 'LAST';
    constructor(column: QueryColumn<Table, any>, direction: 'ASC' | 'DESC');
    nullsFirst(): this;
    nullsLast(): this;
}