import { SelectExpression } from "./SelectExpression";
import { IExpression } from "../../ExpressionBuilder/Expression/IExpression";
import { GroupByExpression } from "./GroupByExpression";
import { IColumnExpression } from "./IColumnExpression";
import { JoinRelation } from "../Interface/JoinRelation";
import { IBaseRelationMetaData } from "../../MetaData/Interface/IBaseRelationMetaData";
import { JoinType } from "../../Common/Type";
import { IEnumerable } from "../../Enumerable/IEnumerable";
export declare class GroupedExpression<T = any> extends SelectExpression<T> {
    key: IExpression;
    groupByExp: GroupByExpression<T>;
    private _groupBy;
    readonly groupBy: IColumnExpression<T, any>[];
    readonly allColumns: import("../../Enumerable/Enumerable").Enumerable<IColumnExpression<T, any>>;
    readonly projectedColumns: IEnumerable<IColumnExpression<T>>;
    constructor();
    constructor(select: SelectExpression<T>, key: IExpression);
    addJoin<TChild>(child: SelectExpression<TChild>, relationMeta: IBaseRelationMetaData<T, TChild>, type?: JoinType, isEmbedded?: boolean): JoinRelation<T, any>;
    addJoin<TChild>(child: SelectExpression<TChild>, relations: IExpression<boolean>, type: JoinType, isEmbedded?: boolean): JoinRelation<T, any>;
    toString(): string;
    clone(replaceMap?: Map<IExpression, IExpression>): GroupedExpression<T>;
    hashCode(): number;
}