FieldInterface.php

<?php
/**
 * Copyright © Magento, Inc. All rights reserved.
 * See COPYING.txt for license details.
 */

namespace Magento\Framework\Search\Adapter\Mysql\Field;

/**
 * MySQL search field.
 *
 * @deprecated 102.0.0
 * @see \Magento\ElasticSearch
 */
interface FieldInterface
{
    const TYPE_FLAT = 1;
    const TYPE_FULLTEXT = 2;

    /**
     * Get type of index.
     *
     * @return int
     */
    public function getType();

    /**
     * Get ID of attribute.
     *
     * @return int
     */
    public function getAttributeId();

    /**
     * Get field nam.
     *
     * @return string
     */
    public function getColumn();
}