import { EnforceNonEmptyRecord, ValueRecord } from '../../record';
import { Value } from '../../value';
import { Table } from '../one/table';
import { Subtable } from '../subtable';
import { SelectRows } from '../selection/select_rows';
import { SelectVector } from '../selection/select_vector';
import { Constructor, SelectStatement } from '../../statements/select_statement';
export declare class SortThreeTables<T1, T2, T3> {
    private readonly firstConstructor;
    private readonly secondConstructor;
    private readonly thirdConstructor;
    private readonly statement;
    constructor(firstConstructor: Constructor<T1>, secondConstructor: Constructor<T2>, thirdConstructor: Constructor<T3>, statement: SelectStatement);
    thenBy(sortBy: (first: T1, second: T2, third: T3) => Value): SortThreeTables<T1, T2, T3>;
    thenDescendinglyBy(sortBy: (first: T1, second: T2, third: T3) => Value): SortThreeTables<T1, T2, T3>;
    select<K extends string>(firstName: string, secondName: string, thirdName: string): SelectRows<{
        [first in K]: T1;
    } & {
        [second in K]: T2;
    } & {
        [third in K]: T3;
    }>;
    map<U extends ValueRecord>(f: (first: T1, second: T2, third: T3) => EnforceNonEmptyRecord<U> & U): SelectRows<U>;
    map<S, U extends ValueRecord>(tableInSubquery: Table<S>, f: (s: Subtable<S>, first: T1, second: T2, third: T3) => EnforceNonEmptyRecord<U> & U): SelectRows<U>;
    get<U extends Value>(f: (first: T1, second: T2, third: T3) => U): SelectVector<U>;
}