import { FormatHandle, Formatter, FormatType } from '../../../formatter/formatter';
import { FormatContext } from '../../../formatter/format-context';
import { SelectSql } from './select-sql';
export declare class SelectFormatter implements FormatHandle<SelectSql<any>> {
    type: FormatType[];
    private formatFields;
    handle(param: SelectSql<any>, ctx: FormatContext, formatter: Formatter): string;
    private arrayOrSingle;
    canHandle(param: any): boolean;
}