import type { NervusDB } from '@nervusdb/core';
import { type QueryResult } from './queryBuilder.js';
export interface QueryExecutorOptions {
    maxLimit?: number;
    defaultLimit?: number;
}
/**
 * Executes queries against NervusDB with validation and logging
 */
export declare class QueryExecutor {
    private readonly options;
    constructor(options?: QueryExecutorOptions);
    /**
     * Execute a query request (typed or raw)
     */
    execute(db: NervusDB, request: unknown): Promise<QueryResult>;
    /**
     * Execute a typed query using NervusDB's find API
     */
    private executeTypedQuery;
    /**
     * Extract node summary from a value
     *
     * Converts large node objects (with AST, source code) to compact summaries
     * containing only essential metadata. This prevents token limit errors when
     * returning query results via MCP.
     *
     * @param value - The value to extract summary from
     * @returns Node summary object if value is a node, undefined otherwise
     */
    private extractNodeSummary;
    /**
     * Execute a raw Cypher query
     */
    private executeRawQuery;
}