public function set(array $data, array $options = array()) {
		$defaults = array('init' => false);
		$options += $defaults;

		foreach ($data as $key => $val) {
			if (strpos($key, '.')) {
				$this->_setNested($key, $val);
				unset($data[$key]);
			}
			unset($this->_increment[$key]);
		}

		if ($data && $model = $this->_model) {
			$pathKey = $this->_pathKey;
			$data = $model::connection()->cast($this, $data, compact('pathKey'));
		}

		foreach ($data as $key => $value) {
			if ($value instanceof self) {
				if (!$options['init']) {
					$value->_exists = false;
				}
				$value->_pathKey = ($this->_pathKey ? "{$this->_pathKey}." : '') . $key;
				$value->_model = $value->_model ?: $this->_model;
				$value->_schema = $value->_schema ?: $this->_schema;
			}
		}
		$this->_updated = $data + $this->_updated;
	}