import { entityKind } from './entity.js';
import type { SQL, SQLWrapper } from './sql/sql.js';
export interface Subquery<TAlias extends string = string, TSelectedFields extends Record<string, unknown> = Record<string, unknown>> extends SQLWrapper {
}
export declare class Subquery<TAlias extends string = string, TSelectedFields extends Record<string, unknown> = Record<string, unknown>> implements SQLWrapper {
    static readonly [entityKind]: string;
    _: {
        brand: 'Subquery';
        sql: SQL;
        selectedFields: TSelectedFields;
        alias: TAlias;
        isWith: boolean;
        usedTables?: string[];
    };
    constructor(sql: SQL, fields: TSelectedFields, alias: string, isWith?: boolean, usedTables?: string[]);
}
export declare class WithSubquery<TAlias extends string = string, TSelection extends Record<string, unknown> = Record<string, unknown>> extends Subquery<TAlias, TSelection> {
    static readonly [entityKind]: string;
}
export type WithSubqueryWithoutSelection<TAlias extends string> = WithSubquery<TAlias, {}>;
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