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migrations/m170616_124111_create_plati_codes_table.php

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+<?php
+
+use yii\db\Migration;
+
+/**
+ * Handles the creation of table `plati_codes`.
+ */
+class m170616_124111_create_plati_codes_table extends Migration
+{
+    /**
+     * @inheritdoc
+     */
+    public function up()
+    {
+        $this->createTable('plati_codes', [
+            'id'        => $this->primaryKey(),
+            'code'      => $this->string(),
+            'checks'    => $this->smallInteger(),
+            'user_id'   => $this->integer()->defaultValue(null),
+            'tm_create' => $this->timestamp()->defaultExpression('NOW()'),
+            'tm_used'   => $this->timestamp(),
+        ]);
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function down()
+    {
+        $this->dropTable('plati_codes');
+    }
+}