import { AxiosInstance } from 'axios';
import { DatabaseReference } from '../types/index';
import { RealtimeConnection } from './RealtimeConnection';
export declare class RealtimeDatabase {
    private projectId;
    private client;
    private connection;
    constructor(projectId: string, client: AxiosInstance, connection: RealtimeConnection);
    ref(path: string): DatabaseReference;
}