public function rewind() { $data = $this->_model->export(Kwf_Model_Interface::FORMAT_ARRAY, $this->_select, $this->_options); if ($this->_debugOutput) { echo "loaded " . count($data) . " rows"; echo " memory: " . round(memory_get_usage() / 1024 / 1024, 1) . "MB\n"; } $this->_arrayIterator = new ArrayIterator($data); }