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<?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);
}
}