import { Context, ID, EdgeQueryableDataOptions, Loader, LoaderFactory, Data } from "../base";
import * as clause from "../clause";
import { ObjectLoaderFactory } from "./object_loader";
export declare class QueryDirectLoader<K extends any> implements Loader<K, Data[]> {
    private options;
    private queryOptions?;
    constructor(options: QueryOptions, queryOptions?: Partial<Pick<import("../base").QueryableDataOptions, "limit" | "orderby" | "clause">> | undefined);
    load(id: K): Promise<Data[]>;
    clearAll(): void;
}
export declare class QueryLoader<K extends any> implements Loader<K, Data[]> {
    private options;
    context?: Context | undefined;
    private queryOptions?;
    private loader;
    private primedLoaders;
    private memoizedInitPrime;
    constructor(options: QueryOptions, context?: Context | undefined, queryOptions?: Partial<Pick<import("../base").QueryableDataOptions, "limit" | "orderby" | "clause">> | undefined);
    private initPrime;
    load(id: K): Promise<Data[]>;
    clearAll(): void;
}
interface QueryOptions {
    fields: string[];
    tableName: string;
    groupCol?: string;
    clause?: clause.Clause;
    sortColumn?: string;
    toPrime?: ObjectLoaderFactory<ID>[];
}
export declare class QueryLoaderFactory<K extends any> implements LoaderFactory<K, Data[]> {
    private options;
    name: string;
    constructor(options: QueryOptions);
    createLoader(context?: Context): any;
    createConfigurableLoader(options: EdgeQueryableDataOptions, context?: Context): Loader<unknown, Data[]> | QueryDirectLoader<unknown>;
}
export {};