Revert "改名"

This reverts commit fdf58326

Affair/BeginTransaction.php

@@ -0,0 +1,8 @@
+<?php
+
+namespace Database\Affair;
+
+class BeginTransaction
+{
+
+}

Affair/Commit.php

@@ -0,0 +1,10 @@
+<?php
+
+namespace Database\Affair;
+
+use Exception;
+
+class Commit
+{
+
+}

Affair/Rollback.php

@@ -0,0 +1,8 @@
+<?php
+
+namespace Database\Affair;
+
+class Rollback
+{
+
+}