import { BasicField, RawField } from '../fields';
export type SelectField = RawField | (BasicField & {
    function?: string;
    alias?: string;
});
export declare abstract class HasSelectFields<R> {
    protected _selectFields?: Array<SelectField>;
    setSelectFields(selectFields: Array<SelectField> | undefined): R;
    getSelectFields(): Array<SelectField> | undefined;
    select(...fields: Array<SelectField>): R;
}