diff --git a/Config/module.xml b/Config/module.xml
index 73ffb79..d9271c2 100644
--- a/Config/module.xml
+++ b/Config/module.xml
@@ -13,7 +13,7 @@
         <language>en_US</language>
         <language>fr_FR</language>
     </languages>
-    <version>3.0.0</version>
+    <version>3.0.1</version>
     <authors>
         <author>
             <name>Bertrand TOURLONIAS</name>
diff --git a/Config/routing.xml b/Config/routing.xml
index e8f7a94..938dd12 100644
--- a/Config/routing.xml
+++ b/Config/routing.xml
@@ -65,6 +65,10 @@
         <default key="_controller">GoogleShoppingXml\Controller\GoogleFieldAssociationController::setEanRuleAction</default>
     </route>
 
+    <route id="googleshoppingxml.advanced.compatibility-sql" path="/admin/module/googleshoppingxml/advanced/compatibility-sql" methods="POST">
+        <default key="_controller">GoogleShoppingXml\Controller\GoogleFieldAssociationController::setCompatibilitySqlAction</default>
+    </route>
+
 
     <!-- XML ERROR LOG -->
     <route id="googleshoppingxml.log.get" path="/admin/module/googleshoppingxml/log/get" methods="GET">
diff --git a/Controller/GoogleFieldAssociationController.php b/Controller/GoogleFieldAssociationController.php
index 579ebdb..805ce9f 100644
--- a/Controller/GoogleFieldAssociationController.php
+++ b/Controller/GoogleFieldAssociationController.php
@@ -2,6 +2,7 @@
 
 namespace GoogleShoppingXml\Controller;
 
+use GoogleShoppingXml\Form\CompatibilitySqlForm;
 use GoogleShoppingXml\GoogleShoppingXml;
 use GoogleShoppingXml\Model\GoogleshoppingxmlGoogleFieldAssociation;
 use GoogleShoppingXml\Model\GoogleshoppingxmlGoogleFieldAssociationQuery;
@@ -9,7 +10,9 @@
 use Thelia\Core\HttpFoundation\Request;
 use Thelia\Core\Security\AccessManager;
 use Thelia\Core\Security\Resource\AdminResources;
+use Thelia\Core\Template\ParserContext;
 use Thelia\Core\Translation\Translator;
+use Thelia\Log\Tlog;
 
 class GoogleFieldAssociationController extends BaseAdminController
 {
@@ -232,4 +235,28 @@ public function setEanRuleAction(Request $httpRequest)
 
         return $this->generateRedirectFromRoute("admin.module.configure", array(), $redirectParameters);
     }
+
+    public function setCompatibilitySqlAction(ParserContext $parserContext)
+    {
+        $form = $this->createForm(CompatibilitySqlForm::getName());
+
+        try {
+            $compatibilityForm = $this->validateForm($form);
+
+            GoogleShoppingXml::setConfigValue(GoogleShoppingXml::ENABLE_SQL_8_COMPATIBILITY, $compatibilityForm->get('enable_optimisation')->getData());
+
+            return $this->generateSuccessRedirect($form);
+        }catch (\Exception $exception) {
+            Tlog::getInstance()->error($exception->getMessage());
+
+            $form->setErrorMessage($exception->getMessage());
+
+            $parserContext
+                ->addForm($form)
+                ->setGeneralError($exception->getMessage())
+            ;
+
+            return $this->generateErrorRedirect($form);
+        }
+    }
 }
diff --git a/Form/CompatibilitySqlForm.php b/Form/CompatibilitySqlForm.php
new file mode 100644
index 0000000..51e229d
--- /dev/null
+++ b/Form/CompatibilitySqlForm.php
@@ -0,0 +1,29 @@
+<?php
+
+namespace GoogleShoppingXml\Form;
+
+use GoogleShoppingXml\GoogleShoppingXml;
+use Symfony\Component\Form\Extension\Core\Type\CheckboxType;
+use Thelia\Core\Translation\Translator;
+use Thelia\Form\BaseForm;
+
+class CompatibilitySqlForm extends BaseForm
+{
+    protected function buildForm()
+    {
+        $this->formBuilder
+            ->add(
+                'enable_optimisation',
+                CheckboxType::class,
+                [
+                    'label' => Translator::getInstance()->trans("Enable sql 8 optimisations"),
+                    'label_attr' => array(
+                        'for' => 'enable_sql_8'
+                    ),
+                    'data' => (bool)GoogleShoppingXml::getConfigValue(GoogleShoppingXml::ENABLE_SQL_8_COMPATIBILITY),
+                    'required'=> false
+                ]
+            );
+    }
+
+}
\ No newline at end of file
diff --git a/GoogleShoppingXml.php b/GoogleShoppingXml.php
index d4a4209..fa1fe7a 100644
--- a/GoogleShoppingXml.php
+++ b/GoogleShoppingXml.php
@@ -17,6 +17,8 @@ class GoogleShoppingXml extends BaseModule
     /* @var string */
     const UPDATE_PATH = __DIR__ . DS . 'Config' . DS . 'update';
 
+    const ENABLE_SQL_8_COMPATIBILITY = 'enable_sql_8_compatibility';
+
     public function preActivation(ConnectionInterface $con = null)
     {
         if (!$this->getConfigValue('is_initialized', false)) {
diff --git a/Service/GoogleModel/GoogleProductModel.php b/Service/GoogleModel/GoogleProductModel.php
index 61c70af..032a315 100644
--- a/Service/GoogleModel/GoogleProductModel.php
+++ b/Service/GoogleModel/GoogleProductModel.php
@@ -207,7 +207,7 @@ public function setPrice(float $price): GoogleProductModel
      * @param string $item_group_id
      * @return GoogleProductModel
      */
-    public function setItemGroupId(string $item_group_id): GoogleProductModel
+    public function setItemGroupId(?string $item_group_id): GoogleProductModel
     {
         $this->item_group_id = $item_group_id;
         return $this;
@@ -217,7 +217,7 @@ public function setItemGroupId(string $item_group_id): GoogleProductModel
      * @param string $brand
      * @return GoogleProductModel
      */
-    public function setBrand(string $brand): GoogleProductModel
+    public function setBrand(?string $brand): GoogleProductModel
     {
         $this->brand = $brand;
         return $this;
@@ -227,7 +227,7 @@ public function setBrand(string $brand): GoogleProductModel
      * @param string $google_product_category
      * @return GoogleProductModel
      */
-    public function setGoogleProductCategory(string $google_product_category): GoogleProductModel
+    public function setGoogleProductCategory(?string $google_product_category): GoogleProductModel
     {
         $this->google_product_category = $google_product_category;
         return $this;
@@ -247,7 +247,7 @@ public function setCondition($condition = null): GoogleProductModel
      * @param string $product_type
      * @return GoogleProductModel
      */
-    public function setProductType(string $product_type): GoogleProductModel
+    public function setProductType(?string $product_type): GoogleProductModel
     {
         $this->product_type = $product_type;
         return $this;
@@ -257,7 +257,7 @@ public function setProductType(string $product_type): GoogleProductModel
      * @param array $shipping
      * @return GoogleProductModel
      */
-    public function setshipping(array $shipping): GoogleProductModel
+    public function setshipping(?array $shipping): GoogleProductModel
     {
         $this->shipping = $shipping;
         return $this;
@@ -266,7 +266,7 @@ public function setshipping(array $shipping): GoogleProductModel
     /**
      * @param int $imageId
      */
-    public function setImageLink(int $imageId): void
+    public function setImageLink(?int $imageId): void
     {
         $this->image_link = URL::getInstance()->absoluteUrl("legacy-image-library/product_image_$imageId/full/max/0/default.jpg");
     }
diff --git a/Service/Provider/ProductProvider.php b/Service/Provider/ProductProvider.php
index c40e625..b41e9d7 100644
--- a/Service/Provider/ProductProvider.php
+++ b/Service/Provider/ProductProvider.php
@@ -2,6 +2,8 @@
 
 namespace GoogleShoppingXml\Service\Provider;
 
+use GoogleShoppingXml\GoogleShoppingXml;
+use OpenApi\Model\Api\Product;
 use PDO;
 use Generator;
 use GoogleShoppingXml\Model\GoogleshoppingxmlFeed;
@@ -9,7 +11,13 @@
 use GoogleShoppingXml\Service\ShippingService;
 use Propel\Runtime\Exception\PropelException;
 use Symfony\Component\HttpFoundation\RequestStack;
+use Thelia\Core\Template\Loop\ProductSaleElementsImage;
+use Thelia\Model\Base\ProductQuery;
+use Thelia\Model\Category;
+use Thelia\Model\CategoryQuery;
 use Thelia\Model\ConfigQuery;
+use Thelia\Model\ProductImageQuery;
+use Thelia\Model\ProductSaleElementsProductImageQuery;
 use Thelia\Model\TaxRuleQuery;
 use Thelia\TaxEngine\Calculator;
 use Thelia\Tools\MoneyFormat;
@@ -55,18 +63,66 @@ public function getDataGenerator(GoogleshoppingxmlFeed $feed, MoneyFormat $money
 
         $taxCalculator = new Calculator();
         $taxeRules = $this->getTaxeRules();
+        $shipping = $this->shipingService->buildShippingArray($feed, $moneyFormat);
+
+        $optimisation = GoogleShoppingXml::getConfigValue(GoogleShoppingXml::ENABLE_SQL_8_COMPATIBILITY);
 
         /** @var  $resultStatement */
-        $resultStatement = $this->sqlQueryService->getPses($locale);
-        $shipping = $this->shipingService->buildShippingArray($feed, $moneyFormat);
+
+        if ($optimisation) {
+            $resultStatement = $this->sqlQueryService->getPsesWithSqlOptimisation($locale);
+        } else {
+            $resultStatement = $this->sqlQueryService->getPses($locale);
+        }
 
         while ($row = $resultStatement->fetch(PDO::FETCH_ASSOC)) {
             $taxCalculator->loadTaxRuleWithoutProduct($taxeRules[$row['TAX_RULE_ID']], $feed->getCountry());
 
+            $row['title'] = $row['product_title'];
+
+            if (null !== $row['attrib_title']) {
+                $row['title'] .= ' - '.$row['attrib_title'];
+            }
+
+            if (!$optimisation) {
+
+                $pseImage = ProductSaleElementsProductImageQuery::create()
+                    ->filterByProductSaleElementsId($row['id'])
+                    ->findOne();
+
+                $productImage = ProductImageQuery::create()
+                    ->useProductQuery()
+                    ->useProductSaleElementsQuery()
+                    ->filterById($row['id'])
+                    ->endUse()
+                    ->endUse()
+                    ->orderByPosition()
+                    ->findOne();
+
+                $row['image_link'] = $pseImage ? $pseImage->getProductImageId() : $productImage?->getId();
+
+                $path = $this->getCategories(CategoryQuery::create()->findPk($row['default_category_id']), $locale);
+
+                $row['product_type'] = implode(' > ', $path);
+            }
+
             yield (new GoogleProductModel($taxCalculator, $moneyFormat, $shipping, $feed->getCurrency(), 'g:'))->build($row);
         }
     }
 
+    private function getCategories(Category $category, $locale)
+    {
+        if ($category->getParent() !== 0){
+            $parentCategory = CategoryQuery::create()->findPk($category->getParent());
+            $path = $this->getCategories($parentCategory, $locale);
+        }
+
+        $category->setLocale($locale);
+        $path[] = $category->getTitle();
+
+        return $path;
+    }
+
     /**
      * @return array
      */
diff --git a/Service/Provider/SQLQueryService.php b/Service/Provider/SQLQueryService.php
index d8fc8a0..36410bf 100644
--- a/Service/Provider/SQLQueryService.php
+++ b/Service/Provider/SQLQueryService.php
@@ -3,6 +3,8 @@
 namespace GoogleShoppingXml\Service\Provider;
 
 use Propel\Runtime\Propel;
+use Thelia\Model\Map\ProductSaleElementsTableMap;
+use Thelia\Model\ProductSaleElementsQuery;
 use Thelia\Tools\URL;
 
 class SQLQueryService
@@ -10,7 +12,7 @@ class SQLQueryService
     /**
      * @param string $locale
      */
-    public function getPses(string $locale)
+    public function getPsesWithSqlOptimisation(string $locale)
     {
         $baseUrl = URL::getInstance()->absoluteUrl('/');
 
@@ -30,9 +32,9 @@ public function getPses(string $locale)
             ), attribute_title AS (
                 SELECT ac.product_sale_elements_id AS id, GROUP_CONCAT(DISTINCT avi.title ORDER BY a.id SEPARATOR " - ") AS title	
                 from attribute_combination AS ac
-                JOIN attribute a ON a.id = ac.attribute_id	
-                JOIN attribute_av av ON ac.attribute_av_id = av.id
-                JOIN attribute_av_i18n avi ON av.id = avi.id	
+                LEFT JOIN attribute a ON a.id = ac.attribute_id	
+                LEFT JOIN attribute_av av ON ac.attribute_av_id = av.id
+                LEFT JOIN attribute_av_i18n avi ON av.id = avi.id	
                 WHERE avi.locale=:p1 
                 GROUP BY ac.product_sale_elements_id 
                 
@@ -52,7 +54,8 @@ public function getPses(string $locale)
             
             SELECT
                 pse.id AS "id", 
-                CONCAT(pi.title," - ", attrib.title) AS "title",
+                pi.title AS "product_title",
+                attrib.title AS "attrib_title",
                 pi.description AS "description",                
                 IF(pse.quantity>0, "in stock", "out of stock") AS "availability",
                 CONCAT(@BASEURL := "' . $baseUrl . '",rurl.url) AS "link",
@@ -69,19 +72,19 @@ public function getPses(string $locale)
             
             FROM `product_sale_elements`AS pse
             
-            JOIN product AS p ON pse.product_id = p.id
-            JOIN product_i18n AS pi ON p.id = pi.id
-            JOIN attribute_title AS attrib ON attrib.id = pse.id
-            JOIN rewriting_url AS rurl ON rurl.view = "product" AND rurl.view_id = p.id
-            JOIN product_price AS pp ON pp.product_sale_elements_id = pse.id
-            JOIN brand AS b ON b.id = p.brand_id
-            JOIN brand_i18n AS bi ON b.id = bi.id
-            JOIN product_category AS pc ON pc.product_id=p.id AND pc.default_category=1
-            JOIN product_images_query AS pimgs ON pimgs.pid=p.id
+            LEFT JOIN product AS p ON pse.product_id = p.id
+            LEFT JOIN product_i18n AS pi ON p.id = pi.id
+            LEFT JOIN attribute_title AS attrib ON attrib.id = pse.id
+            LEFT JOIN rewriting_url AS rurl ON rurl.view = "product" AND rurl.view_id = p.id
+            LEFT JOIN product_price AS pp ON pp.product_sale_elements_id = pse.id
+            LEFT JOIN brand AS b ON b.id = p.brand_id
+            LEFT JOIN brand_i18n AS bi ON b.id = bi.id
+            LEFT JOIN product_category AS pc ON pc.product_id=p.id AND pc.default_category=1
+            LEFT JOIN product_images_query AS pimgs ON pimgs.pid=p.id
             LEFT JOIN pse_images_query AS pseimgs ON pseimgs.pseid=pse.id
-            JOIN category AS c ON c.id=pc.category_id
-            JOIN googleshoppingxml_taxonomy AS gt ON gt.thelia_category_id = c.id
-            JOIN category_path cp ON cp.id = pc.category_id
+            LEFT JOIN category AS c ON c.id=pc.category_id
+            LEFT JOIN googleshoppingxml_taxonomy AS gt ON gt.thelia_category_id = c.id
+            LEFT JOIN category_path cp ON cp.id = pc.category_id
             
             WHERE 
             
@@ -110,4 +113,69 @@ public function getPses(string $locale)
 
         return $stmt;
     }
+
+    public function getPses(string $locale)
+    {
+        $baseUrl = URL::getInstance()->absoluteUrl('/');
+
+        $sql = '
+            SELECT
+                pse.id AS "id", 
+                pi.title AS "product_title",
+                GROUP_CONCAT(DISTINCT avi.title ORDER BY a.id SEPARATOR " - ") AS "attrib_title",
+                pi.description AS "description",                
+                IF(pse.quantity>0, "in stock", "out of stock") AS "availability",
+                CONCAT(@BASEURL := "' . $baseUrl . '",rurl.url) AS "link",
+                IF(pse.promo=1, pp.promo_price, pp.price) AS "price",
+                bi.title AS "brand",
+                IF(pse.ean_code!="", "yes", "no") AS "identifier_exists",
+                pse.ean_code AS "gtin",
+                p.ref AS "item_group_id",
+                gt.google_category AS "google_product_category",
+                "new" AS "condition",
+                p.tax_rule_id AS "TAX_RULE_ID",
+                c.id AS "default_category_id"
+            
+            FROM `product_sale_elements`AS pse
+            
+            LEFT JOIN product AS p ON pse.product_id = p.id
+            LEFT JOIN product_i18n AS pi ON p.id = pi.id
+            LEFT JOIN attribute_combination AS ac ON ac.product_sale_elements_id = pse.id
+            LEFT JOIN attribute AS a ON a.id = ac.attribute_id	
+            LEFT JOIN attribute_av AS av ON ac.attribute_av_id = av.id
+            LEFT JOIN attribute_av_i18n AS avi ON av.id = avi.id 
+            LEFT JOIN rewriting_url AS rurl ON rurl.view = "product" AND rurl.view_id = p.id
+            LEFT JOIN product_price AS pp ON pp.product_sale_elements_id = pse.id
+            LEFT JOIN brand AS b ON b.id = p.brand_id
+            LEFT JOIN brand_i18n AS bi ON b.id = bi.id
+            LEFT JOIN product_category AS pc ON pc.product_id=p.id AND pc.default_category=1
+            LEFT JOIN category AS c ON c.id=pc.category_id
+            LEFT JOIN googleshoppingxml_taxonomy AS gt ON gt.thelia_category_id = c.id
+            
+            WHERE 
+            
+            pi.locale=:p2 
+            AND rurl.view_locale=:p3 
+            AND bi.locale=:p4 
+            AND p.visible=1
+            AND pi.title!=""
+            AND pi.description!=""
+            
+            GROUP BY pse.id';
+
+        $con = Propel::getConnection();
+
+        /** @var PDOStatement $stmt */
+        $stmt = $con->prepare($sql);
+
+        //$stmt->bindValue(':p1', $locale);
+        $stmt->bindValue(':p2', $locale);
+        $stmt->bindValue(':p3', $locale);
+        $stmt->bindValue(':p4', $locale);
+
+        $stmt->execute();
+
+        return $stmt;
+
+    }
 }
\ No newline at end of file
diff --git a/templates/backOffice/default/include/config_tab_advanced.html b/templates/backOffice/default/include/config_tab_advanced.html
index 58f36a8..4498074 100644
--- a/templates/backOffice/default/include/config_tab_advanced.html
+++ b/templates/backOffice/default/include/config_tab_advanced.html
@@ -180,4 +180,26 @@
             </div>
         </div>
     </div>
+
+    <div class="col-md-4">
+        <div class="panel panel-default">
+            <div class="panel-heading clearfix">
+                <div class="panel-title">
+                    {intl l='Compatibility SQL'}
+                </div>
+            </div>
+            <div class="panel-body">
+                {form name="googleshoppingxml_form_compatibility_sql_form"}
+                <form action="{url path='/admin/module/googleshoppingxml/advanced/compatibility-sql'}" method="post">
+                    {form_hidden_fields}
+                    {render_form_field field="success_url" value={url path="/admin/module/GoogleShoppingXml"}}
+                    {render_form_field field="enable_optimisation"}
+                    <div class="form-group">
+                        <button class="btn btn-success form-control" type="submit"><span class="glyphicon glyphicon-ok"></span> {intl l="Save"}</button>
+                    </div>
+                </form>
+                {/form}
+            </div>
+        </div>
+    </div>
 </div>
\ No newline at end of file
diff --git a/templates/backOffice/default/module-configuration.html b/templates/backOffice/default/module-configuration.html
new file mode 100644
index 0000000..e69de29