add files to project

migrations/m170823_125021_add_subject_to_tickets.php

@@ -0,0 +1,32 @@
+<?php
+
+use yii\db\Migration;
+use \app\models\Ticket;
+
+class m170823_125021_add_subject_to_tickets extends Migration
+{
+    public function safeUp()
+    {
+        $this->addColumn(Ticket::tableName(), 'subject', $this->string());
+    }
+
+    public function safeDown()
+    {
+        $this->dropColumn(Ticket::tableName(), 'subject');
+    }
+
+    /*
+    // Use up()/down() to run migration code without a transaction.
+    public function up()
+    {
+
+    }
+
+    public function down()
+    {
+        echo "m170823_125021_add_subject_to_tickets cannot be reverted.\n";
+
+        return false;
+    }
+    */
+}