/**
 * File-specific Query DTO
 * Extends base with File entity fields and relations
 */
import { BaseQueryDto } from './base-query.dto';
export declare class FileQueryDto extends BaseQueryDto {
    userId?: string;
    fileType?: string;
    mimeType?: string;
    minSize?: number;
    maxSize?: number;
    /**
     * Define File entity relations for smart include parsing
     */
    protected getKnownRelations(): string[];
    protected buildWhereClause(): any;
}