public function initQueries()
    {
        $this->queries = array();

        $profiler = Mage::helper('sheep_debug')->getSqlProfiler();
        if ($profiler->getEnabled() && $profiler instanceof Sheep_Debug_Model_Db_Profiler) {
            /** @var Zend_Db_Profiler_Query[] $queries */
            $this->queries = $profiler->getQueryModels() ?: array();
            $this->setQueryCount($profiler->getTotalNumQueries());
            $this->setQueryTime($profiler->getTotalElapsedSecs());
        }
    }