/// <reference types="node" />
import { EventEmitter } from "events";
export declare class Changefeed extends EventEmitter {
    private query;
    private do_query;
    private query_cancel;
    private state;
    private table;
    private id;
    private options;
    private handle_update_queue;
    constructor({ do_query, query_cancel, options, query, table, }: {
        do_query: Function;
        query_cancel: Function;
        options: any;
        table: string;
        query: any;
    });
    connect(): Promise<any>;
    private process_queue_next_tick;
    private run_the_query;
    private handle_update;
    close(): void;
    private cancel_query;
    get_state(): string;
}