/*!
 * Copyright (c) Microsoft. All rights reserved.
 * Licensed under the MIT license. See LICENSE file in the project.
 */
/**
 * Validation constraints for a field.
 */
export interface Constraints {
    /**
     * Indicates that this field is required (not nullable).
     */
    required?: boolean;
    /**
     * Indicates that every value in this column must be unique.
     */
    unique?: boolean;
    /**
     * For strings or arrays, this is the minimum allowed length of values.
     */
    minLength?: number;
    /**
     * For strings or arrays, this is the maximum allowed length of values.
     */
    maxLength?: number;
    /**
     * For numbers or dates, this is the minimum allowed value.
     */
    minimum?: number;
    /**
     * For numbers or dates, this is the maximum allowed value.
     */
    maximum?: number;
    /**
     * RegExp pattern that string values must match.
     */
    pattern?: string;
    /**
     * Strict list of allowed values in the column.
     */
    enum?: string[];
}