import ValueExistingInCollection from "./value-existing-in-collection.js";
import { CollectionItem, Context } from "../../../main.js";
import { OpenApiTypes } from "../../../schemas/open-api-types.js";
export default class ValueNotExistingInCollection extends ValueExistingInCollection {
    getTypeName: () => string;
    open_api_type: OpenApiTypes;
    isProperValue(context: Context, new_value: unknown, old_value: unknown, _blessing: unknown, item: CollectionItem | undefined): Promise<import("../../../main.js").ValidationResult>;
    getPostgreSqlFieldDefinitions(): string[];
}