import type { RowOf } from '@stacksjs/database/runtime';
/**
 * Update an existing author
 *
 * @param id The ID of the author to update
 * @param data The author data to update
 * @returns The updated author record
 */
export declare function update(id: number, data: Partial<NewAuthor>): Promise<AuthorJsonResponse | undefined>;
declare type AuthorJsonResponse = RowOf<'authors'>;
declare type NewAuthor = NewModelData<typeof Author>;