import { EnforceNonEmptyRecord, ValueRecord } from '../../record';
import { SelectRows } from '../selection/select_rows';
import { AggregatableTable, Avg, Count, GroupAggregationRecord, Max, Min, Sum } from '../aggregatable_table';
import { GroupSelectStatement } from '../../statements/group_select_statement';
export declare class SortGroupingOfThreeTables<T1, T2, T3, K extends ValueRecord> {
    private readonly statement;
    constructor(statement: GroupSelectStatement);
    thenBy(sortBy: (key: K, first: AggregatableTable<T1>, second: AggregatableTable<T2>, third: AggregatableTable<T3>, count: () => Count) => K | Max | Min | Avg | Sum | Count): SortGroupingOfThreeTables<T1, T2, T3, K>;
    thenDescendinglyBy(sortBy: (key: K, first: AggregatableTable<T1>, second: AggregatableTable<T2>, third: AggregatableTable<T3>, count: () => Count) => K | Max | Min | Avg | Sum | Count): SortGroupingOfThreeTables<T1, T2, T3, K>;
    aggregate<A extends GroupAggregationRecord<K>>(aggregation: (key: K, first: AggregatableTable<T1>, second: AggregatableTable<T2>, third: AggregatableTable<T3>, count: () => Count) => EnforceNonEmptyRecord<A> & A): SelectRows<A>;
}