Administrator / test_3

<?php

    use yii\db\Migration;

    class m160316_134249_bookmarks_table extends Migration
    {

        public function up()
        {
            $this->createTable('{{%bookmark}}', [
                'bookmark_id' => $this->primaryKey(),
                'user_id'     => $this->integer()
                                      ->notNull(),
                'model'       => $this->string()
                                      ->notNull(),
                'model_id'    => $this->integer()
                                      ->notNull(),
                'type'        => $this->integer()
                                      ->notNull(),
            ]);
            $this->addForeignKey('bookmark_user', '{{%bookmark}}', 'user_id', '{{%user}}', 'id', 'CASCADE', 'CASCADE');
    }

        public function down()
        {
            $this->dropForeignKey('bookmark_user', '{{%bookmark}}');
            $this->dropTable('{{%bookmark}}');
        }

    }