<?php declare(strict_types=1); namespace Doctrine\DBAL; final class TransactionIsolationLevel { /** * Transaction isolation level READ UNCOMMITTED. */ public const READ_UNCOMMITTED = 1; /** * Transaction isolation level READ COMMITTED. */ public const READ_COMMITTED = 2; /** * Transaction isolation level REPEATABLE READ. */ public const REPEATABLE_READ = 3; /** * Transaction isolation level SERIALIZABLE. */ public const SERIALIZABLE = 4; /** @codeCoverageIgnore */ private function __construct() { } }