import QueryCallback = require('./QueryCallback');
import IQuery = require('./IQuery');
import INotificationMessage = require('./INotificationMessage');
export = IClient;
interface IClient {
    connectionParameters: any;
    query(sql: string, callback?: QueryCallback): IQuery;
    query(sql: string, args: any[], callback?: QueryCallback): IQuery;
    connect(callback?: (e: Error, client?: IClient) => void): any;
    end(): void;
    on(event: string, callback: (data?: any) => void): IClient;
    removeListener(event: string, listener: (data?: any) => void): IClient;
    on(event: 'drain', callback: () => void): IClient;
    on(event: 'error', callback: (e: Error) => void): IClient;
    on(event: 'notification', callback: (msg: INotificationMessage) => void): IClient;
    on(event: 'notice', callback: (msg: any) => void): IClient;
}