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