import type * as Vital from "../../api/index.js";
import * as core from "../../core/index.js";
import type * as serializers from "../index.js";
import { Select } from "./Select.js";
export declare const GroupKeyColumnExprGroupKey: core.serialization.Schema<serializers.GroupKeyColumnExprGroupKey.Raw, Vital.GroupKeyColumnExprGroupKey>;
export declare namespace GroupKeyColumnExprGroupKey {
    type Raw = number | Select.Raw;
}