Server : Apache System : Linux server2.corals.io 4.18.0-348.2.1.el8_5.x86_64 #1 SMP Mon Nov 15 09:17:08 EST 2021 x86_64 User : corals ( 1002) PHP Version : 7.4.33 Disable Function : exec,passthru,shell_exec,system Directory :  /home/corals/old/vendor/magento/framework/Indexer/

Upload File : current_dir [ Writeable ] document_root [ Writeable ]

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

use Magento\Framework\App\ResourceConnection\SourceProviderInterface;

/**
 * @api Implement custom Handler
 * @since 100.0.2
 */
interface HandlerInterface
{
    /**
     * Prepare SQL for field and add it to collection
     *
     * @param SourceProviderInterface $source
     * @param string $alias
     * @param array $fieldInfo
     * @return void
     */
    public function prepareSql(SourceProviderInterface $source, $alias, $fieldInfo);
}