import { Filter } from '../model/models/filter.models';
import { ProjectionAttribute } from '../model/models/projection-attribute.models';
export declare function relationFieldProjectionAttribute(name: string, relation: string, field: string, filter?: Filter): ProjectionAttribute;
export declare function constrainingRelationProjectionAttribute(name: string, relation: string, filter?: Filter): ProjectionAttribute;
export declare function targetFieldProjectionAttribute(name: string, relation: string, field: string, filter?: Filter): ProjectionAttribute;