/**
 * Streaming query support for large files (T029-T034)
 *
 * Enables memory-efficient processing of large TONL/JSON files
 */
export interface StreamQueryOptions {
    /**
     * Batch size for processing
     */
    batchSize?: number;
    /**
     * Filter predicate
     */
    filter?: (item: any) => boolean;
    /**
     * Map transform
     */
    map?: (item: any) => any;
    /**
     * Skip first N items
     */
    skip?: number;
    /**
     * Take only N items
     */
    limit?: number;
}
/**
 * Stream query a TONL file line by line
 * SECURITY FIX: Added path validation to prevent path traversal attacks
 *
 * @param filePath - Path to TONL file
 * @param queryExpression - Query path expression
 * @param options - Streaming options
 */
export declare function streamQuery(filePath: string, queryExpression: string, options?: StreamQueryOptions): AsyncGenerator<any>;
/**
 * Stream and aggregate results
 *
 * @param filePath - Path to file
 * @param queryExpression - Query expression
 * @param aggregator - Aggregation function
 * @param initialValue - Initial accumulator value
 */
export declare function streamAggregate<T>(filePath: string, queryExpression: string, aggregator: (acc: T, item: any) => T, initialValue: T): Promise<T>;
/**
 * Stream and count matching items
 */
export declare function streamCount(filePath: string, queryExpression: string, options?: StreamQueryOptions): Promise<number>;
/**
 * Stream and collect all results (memory limit)
 */
export declare function streamCollect(filePath: string, queryExpression: string, options?: StreamQueryOptions): Promise<any[]>;
/**
 * Stream pipeline for complex transformations
 */
export declare class StreamPipeline {
    private operations;
    private filterOps;
    /**
     * Add map operation
     */
    map(fn: (item: any) => any): this;
    /**
     * Add filter operation
     */
    filter(fn: (item: any) => boolean): this;
    /**
     * Execute pipeline on stream
     */
    execute(filePath: string, queryExpression: string): AsyncGenerator<any>;
}
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