import { GenericType, IObjectType } from "../../Common/Type";
import { IColumnExpression } from "./IColumnExpression";
import { IEntityExpression } from "./IEntityExpression";
import { SelectExpression } from "./SelectExpression";
import { IExpression } from "../../ExpressionBuilder/Expression/IExpression";
import { IOrderQueryDefinition } from "../Interface/IOrderQueryDefinition";
import { IEnumerable } from "../../Enumerable/IEnumerable";
import { SqlParameterExpression } from "./SqlParameterExpression";
export declare abstract class ProjectionEntityExpression<T = any> implements IEntityExpression<T> {
    subSelect: SelectExpression<T>;
    name: string;
    columns: IColumnExpression[];
    select?: SelectExpression<T>;
    paramExps: SqlParameterExpression[];
    readonly primaryColumns: IColumnExpression[];
    defaultOrders: IOrderQueryDefinition[];
    private _primaryColumns;
    private _selectedColumns;
    alias: string;
    readonly entityTypes: IObjectType[];
    readonly type: GenericType<T>;
    constructor(subSelect: SelectExpression<T>, type?: GenericType<T>);
    readonly selectedColumns: IColumnExpression<any, any>[];
    readonly relationColumns: IEnumerable<IColumnExpression>;
    toString(): string;
    abstract clone(replaceMap?: Map<IExpression, IExpression>): ProjectionEntityExpression<T>;
    hashCode(): number;
}