import type { Adapter, RowType } from '@sqb/connect';
import type { NativeColumnInfo } from './drivers/types.js';
/**
 * `@sqb/connect` {@link Adapter.Cursor} wrapping a `NativeStatement`'s
 * synchronous `iterate()` result: `fetch(n)` pulls up to `n` rows at a
 * time, converting each row to an array (column-ordered via the
 * statement's column metadata) when `rowType` is `'array'`.
 */
export declare class SqliteCursor implements Adapter.Cursor {
    private _iterator?;
    private readonly _rowType;
    private readonly _columns;
    constructor(iterator: IterableIterator<Record<string, any>>, opts: {
        rowType: RowType;
        columns: NativeColumnInfo[];
    });
    get isClosed(): boolean;
    get rowType(): RowType;
    /** Stops consuming the iterator by dropping it - SQLite's synchronous iterator has no `close()`/`return()` of its own that needs calling. */
    close(): Promise<void>;
    /** Pulls up to `nRows` more rows from the iterator, or `undefined` once it's exhausted. */
    fetch(nRows: number): Promise<any[] | undefined>;
}