import { Source } from '../source-elements/source';
import type { QueryComp } from '../types/query-comp';
import type { QueryElement } from '../types/query-element';
import { QueryBase } from './query-base';
import type { View } from '../view-elements/view';
/**
 * A query operation that adds segments to a LHS source or query.
 *
 * e.g. `flights -> by_carrier`
 */
export declare class QueryArrow extends QueryBase implements QueryElement {
    readonly source: Source | QueryElement;
    readonly view: View;
    elementType: string;
    constructor(source: Source | QueryElement, view: View);
    queryComp(isRefOk: boolean): QueryComp;
}