- Добавлена миграция для уроков

console/migrations/m160410_110118_add_analytics_school_lessons_table.php

+<?php
+
+use yii\db\Migration;
+
+class m160410_110118_add_analytics_school_lessons_table extends Migration
+{
+    // Use safeUp/safeDown to run migration code within a transaction
+    public function safeUp()
+    {
+        $this->createTable(
+            'analytics_school_lessons',
+            [
+                'id' => $this->primaryKey(),
+                'course_id' => $this->integer(11)->notNull(),
+                'name' => $this->string(255)->notNull(),
+                'video_link' => $this->text()->defaultValue(null),
+                'content' => $this->text()->notNull()
+            ]
+        );
+        $this->addForeignKey(
+            'fk_analytics_school_course',
+            'analytics_school_lessons', 'course_id',
+            'analytics_school_course', 'id'
+        );
+    }
+
+    public function safeDown()
+    {
+        $this->dropTable(
+            'analytics_school_lessons'
+        );
+        $this->dropForeignKey(
+            'fk_analytics_school_course',
+            'analytics_school_lessons'
+        );
+    }
+
+}