import * as arrow from 'apache-arrow';
export declare const VECTOR_DIM = 768;
export declare const CHUNKS_SCHEMA: arrow.Schema<any>;
export declare const FILES_SCHEMA: arrow.Schema<any>;
export interface ChunkRecord {
    chunk_id: string;
    file_id: string;
    file_path: string;
    file_hash: string;
    file_mtime: number;
    heading_path: string;
    heading_level: number;
    heading_text: string;
    section_index: number;
    chunk_index: number;
    text: string;
    text_raw: string;
    token_count: number;
    parent_headings: string[];
    depth: number;
    vector: number[];
    line_start: number;
    line_end: number;
}
export interface FileRecord {
    file_id: string;
    file_path: string;
    file_hash: string;
    file_mtime: number;
    chunk_count: number;
    indexed_at: number;
    status: 'indexed' | 'error' | 'skipped';
    error_msg: string;
}
export interface SearchResult extends ChunkRecord {
    score: number;
    rank?: number;
}
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