import { EntityManager, type CountByOptions, type Dictionary, type EntityKey, type EntityName, type EntityRepository, type GetRepository, type Loaded, type StreamOptions, type TransactionOptions, type WithUsingOptions } from '@mikro-orm/core';
import type { Collection, Document, TransactionOptions as MongoTransactionOptions } from 'mongodb';
import type { MongoDriver } from './MongoDriver.js';
import type { MongoEntityRepository } from './MongoEntityRepository.js';
/**
 * @inheritDoc
 */
export declare class MongoEntityManager<Driver extends MongoDriver = MongoDriver> extends EntityManager<Driver> {
    /**
     * Shortcut to driver's aggregate method. Available in MongoDriver only.
     */
    aggregate(entityName: EntityName, pipeline: any[]): Promise<any[]>;
    /**
     * Shortcut to driver's aggregate method. Returns a stream. Available in MongoDriver only.
     */
    streamAggregate<T extends object>(entityName: EntityName, pipeline: any[]): AsyncIterableIterator<T>;
    /**
     * @inheritDoc
     */
    stream<Entity extends object, Hint extends string = never, Fields extends string = never, Excludes extends string = never, Using extends string = never>(entityName: EntityName<Entity>, options?: WithUsingOptions<StreamOptions<NoInfer<Entity>, Hint, Fields, Excludes>, NoInfer<Entity>, Using>): AsyncIterableIterator<Loaded<Entity, Hint, Fields, Excludes>>;
    getCollection<T extends Document>(entityOrCollectionName: EntityName<T> | string): Collection<T>;
    /**
     * @inheritDoc
     */
    countBy<Entity extends object>(entityName: EntityName<Entity>, groupBy: EntityKey<Entity> | readonly EntityKey<Entity>[], options?: CountByOptions<Entity>): Promise<Dictionary<number>>;
    /**
     * @inheritDoc
     */
    getRepository<T extends object, U extends EntityRepository<T> = MongoEntityRepository<T>>(entityName: EntityName<T>): GetRepository<T, U>;
    /**
     * @inheritDoc
     */
    begin(options?: Omit<TransactionOptions, 'ignoreNestedTransactions'> & MongoTransactionOptions): Promise<void>;
    /**
     * @inheritDoc
     */
    transactional<T>(cb: (em: this) => Promise<T>, options?: TransactionOptions & MongoTransactionOptions): Promise<T>;
}