import { IMongoLookup } from '../../interfaces';
import { JoinType } from '../../enums';
export declare class MongoLookup implements IMongoLookup {
    From: string;
    LocalField: string;
    ForeignField: string;
    Type: JoinType;
    constructor(from: string, localField: string, foreignField: string, joinType: JoinType);
    getAggregate(): Object[];
}