import { Tuple } from '../codec.js';
import { KVStore, KVStoreTransaction, ScanOptions } from '../types.js';
import BTree_ from 'sorted-btree';
declare const BTree: typeof BTree_;
type BTree<K, V> = InstanceType<typeof BTree<K, V>>;
export declare class BTreeKVStore implements KVStore {
    prefix: Tuple;
    data: BTree<Tuple, any>;
    constructor(prefix?: Tuple, data?: BTree<Tuple, any>);
    get(key: Tuple, prefix?: Tuple): Promise<any>;
    set(key: Tuple, value: any, prefix?: Tuple): Promise<void>;
    delete(key: Tuple, prefix?: Tuple): Promise<void>;
    scan(options: ScanOptions): AsyncIterable<[Tuple, any]>;
    count(prefix: Tuple): Promise<number>;
    transact(): KVStoreTransaction;
    clear(): Promise<void>;
    scope(prefix: Tuple): BTreeKVStore;
    applyEdits(sets: AsyncIterable<[Tuple, any]> | Iterable<[Tuple, any]>, deletes: AsyncIterable<Tuple> | Iterable<Tuple>): Promise<void>;
}
export {};