import { SnapshotQueryRunner } from "./snapshot-attach.mjs";
interface AttachParquetIndexOptions {
  /**
   * Map of table name → list of Parquet URLs. The URL list may mix monthly
   * compacted files and per-day files — DuckDB will scan all of them with
   * `union_by_name = true`. Empty lists are skipped (no view created).
   */
  tables: Record<string, string[]>;
  /** Schema the views land under. Default `main`. */
  schema?: string;
  /**
   * DuckDB httpfs can error with "Server sent back more data than expected"
   * against some proxies; `force_download=true` sidesteps it. Default true.
   */
  forceDownload?: boolean;
}
interface AttachParquetIndexResult {
  schema: string;
  /** Tables for which a view was created. */
  tables: string[];
}
declare function attachParquetIndex(runner: SnapshotQueryRunner, opts: AttachParquetIndexOptions): Promise<AttachParquetIndexResult>;
export { AttachParquetIndexOptions, AttachParquetIndexResult, attachParquetIndex };