1<?php 2 3declare(strict_types=1); 4 5namespace Doctrine\DBAL; 6 7final class TransactionIsolationLevel 8{ 9 /** 10 * Transaction isolation level READ UNCOMMITTED. 11 */ 12 public const READ_UNCOMMITTED = 1; 13 14 /** 15 * Transaction isolation level READ COMMITTED. 16 */ 17 public const READ_COMMITTED = 2; 18 19 /** 20 * Transaction isolation level REPEATABLE READ. 21 */ 22 public const REPEATABLE_READ = 3; 23 24 /** 25 * Transaction isolation level SERIALIZABLE. 26 */ 27 public const SERIALIZABLE = 4; 28 29 /** 30 * @codeCoverageIgnore 31 */ 32 private function __construct() 33 { 34 } 35} 36