import { BooleanColumn, DateColumn, NumberColumn, TextColumn } from '../database';
import { AggregateFunction } from '../AggregateFunction';
import { Expression } from './Expression';
export type NonNullPrimitiveType = boolean | number | string | Date;
export type PrimitiveType = null | NonNullPrimitiveType;
declare const booleanArray: readonly string[];
type TextBooleanSmallLetter = typeof booleanArray[number];
export type TextBoolean = TextBooleanSmallLetter | Capitalize<TextBooleanSmallLetter> | Uppercase<TextBooleanSmallLetter>;
export type BooleanLike = boolean | TextBoolean | BooleanColumn;
export type NumberLike = number | NumberColumn;
export type TextLike = string | TextColumn;
export type DateLike = Date | DateColumn;
export type ValueLike = BooleanLike | NumberLike | TextLike | DateLike;
export type ValueType = null | ValueLike;
export type ValueArrayType = ValueType[];
export type OperandType = ValueType | AggregateFunction | Expression | ValueArrayType;
export declare function isTextBoolean(text: unknown): text is TextBoolean;
export declare function isTextNumber(text: unknown): text is number;
export declare function isNumber(value: unknown): value is number;
export {};