import type { BPTreeConstructorOption } from './types';
import { SerializeStrategySync } from './SerializeStrategySync';
import { ValueComparator } from './base/ValueComparator';
import { BPTreeSyncTransaction } from './transaction/BPTreeSyncTransaction';
export declare class BPTreeSync<K, V> extends BPTreeSyncTransaction<K, V> {
    constructor(strategy: SerializeStrategySync<K, V>, comparator: ValueComparator<V>, option?: BPTreeConstructorOption);
    /**
     * Creates a new synchronous transaction.
     * @returns A new BPTreeSyncTransaction.
     */
    createTransaction(): BPTreeSyncTransaction<K, V>;
    insert(key: K, value: V): void;
    delete(key: K, value?: V): void;
    batchDelete(entries: [K, V?][]): void;
    batchInsert(entries: [K, V][]): void;
    bulkLoad(entries: [K, V][]): void;
}