<?php /** * Copyright © Magento, Inc. All rights reserved. * See COPYING.txt for license details. */ namespace Magento\TestFramework\Deploy; use Magento\Framework\App\ResourceConnection; /** * The purpose of this class is to describe what data is in table */ class TableData { /** * @var ResourceConnection */ private $resourceConnection; /** * TableData constructor. * @param ResourceConnection $resourceConnection */ public function __construct(ResourceConnection $resourceConnection) { $this->resourceConnection = $resourceConnection; } /** * @param string $tableName * @param string $columnName * @return array */ public function describeTableData($tableName, $columnName = null) { $adapter = $this->resourceConnection->getConnection(); $cols = $columnName ?: '*'; $select = $adapter ->select() ->from($tableName, $cols); return $columnName ? $adapter->fetchCol($select) : $adapter->fetchAll($select); } }