code/Debug/controllers/ModelController.php
public function stacktraceSqlAction()
    {
        if ($query = $this->_initQuery()) {
            $helper = Mage::helper('sheep_debug');
            $stripZendPath = $helper->canStripZendDbTrace() ? 'lib/Zend/Db/Adapter' : '';
            $trimPath = $helper->canTrimMagentoBaseDir() ? Mage::getBaseDir() . DS : '';
            $html = '<pre>' . Mage::helper('sheep_debug')->formatStacktrace($query->getStackTrace(), $stripZendPath, $trimPath) . '</pre>';
            $this->getResponse()->setBody($html);
        }
    }
public function stacktraceSqlAction()
    {
        if ($query = $this->_initQuery()) {
            $helper = Mage::helper('sheep_debug');
            $stripZendPath = $helper->canStripZendDbTrace() ? 'lib/Zend/Db/Adapter' : '';
            $trimPath = $helper->canTrimMagentoBaseDir() ? Mage::getBaseDir() . DS : '';
            $html = '<pre>' . Mage::helper('sheep_debug')->formatStacktrace($query->getStackTrace(), $stripZendPath, $trimPath) . '</pre>';
            $this->getResponse()->setBody($html);
        }
    }
Returns stack trace for specified query