db->driverName === 'mysql') { // http://stackoverflow.com/questions/766809/whats-the-difference-between-utf8-general-ci-and-utf8-unicode-ci $tableOptions = 'CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci ENGINE=InnoDB'; } $this->createTable('{{%user}}', [ 'id' => $this->primaryKey(), 'username' => $this->string()->notNull()->unique(), 'auth_key' => $this->string(32)->notNull(), 'password_hash' => $this->string()->notNull(), 'password_reset_token' => $this->string()->unique(), 'email' => $this->string()->notNull()->unique(), 'status' => $this->smallInteger()->notNull()->defaultValue(10), 'created_at' => $this->integer()->notNull(), 'updated_at' => $this->integer()->notNull(), ], $tableOptions); } public function down() { $this->dropTable('{{%user}}'); } }