import { TransformComponent as TC } from '../runtime';
import { SelectTransform } from '../spec';
export type SelectOptions = Omit<SelectTransform, 'type'>;
/**
 * The select transform groups marks with specified channels, and
 * filter index by specified selector for each series, say to
 * pull a single or multiple values out of each series.
 */
export declare const Select: TC<SelectOptions>;