import type { Dialect } from "@frictionless-ts/metadata";
import * as pl from "nodejs-polars";
import type { Table } from "../table/index.ts";
export declare function joinHeaderRows(table: Table, options: {
    dialect: Dialect;
}): Promise<Table | pl.LazyDataFrame<{
    [x: string]: any;
    [x: number]: any;
}>>;
export declare function skipCommentRows(table: Table, options: {
    dialect: Dialect;
}): Table | pl.LazyDataFrame<{
    [x: string]: any;
    [x: number]: any;
    [x: symbol]: any;
}>;
export declare function stripInitialSpace(table: Table, options: {
    dialect: Dialect;
}): Table;