diff --git a/src/Core/Orm/DB.php b/src/Core/Orm/DB.php
index 2e056c2..1174f48 100644
--- a/src/Core/Orm/DB.php
+++ b/src/Core/Orm/DB.php
@@ -32,15 +32,15 @@ class DB extends DBConfig
     /**
      * @var string|null
      */
-    private string $_error;
+    private string $request_error;
     /**
      * @var array
      */
-    private array $_results;
+    private array $request_results;
     /**
      * @var int
      */
-    private int $lastID;
+    private int $request_lastID;
     /**
      * @var PDO
      */
@@ -48,7 +48,7 @@ class DB extends DBConfig
     /**
      * @var int
      */
-    private int $_count;
+    private int $result_count;
     /**
      * @var false|mixed
      */
@@ -106,11 +106,10 @@ private function select_option(string $table_name, string $action = null): DBSel
      */
     private function initialisation()
     {
-        $this->_results = [];
-        $this->_count = 0;
-        $this->lastID = 0;
-        $this->_error = '';
-//        self::$_instance = null;
+        $this->request_results = [];
+        $this->result_count = 0;
+        $this->request_lastID = -1;
+        $this->request_error = '';
     }
 
     /**
@@ -165,8 +164,8 @@ public function update(string $table): DBUpdate
      */
     public function lastId(): int
     {
-        if ($this->queryResult && method_exists($this->queryResult, 'lastId')) $this->lastID = $this->queryResult->lastId();
-        return $this->lastID;
+        if ($this->queryResult && method_exists($this->queryResult, 'lastId')) $this->request_lastID = $this->queryResult->lastId();
+        return $this->request_lastID;
     }
 
     /**
@@ -174,8 +173,8 @@ public function lastId(): int
      */
     public function error(): string
     {
-        if (isset($this->queryResult)) $this->_error = $this->queryResult->error();
-        return $this->_error;
+        if (isset($this->queryResult)) $this->request_error = $this->queryResult->error();
+        return $this->request_error;
     }
 
     /**
@@ -183,7 +182,7 @@ public function error(): string
      */
     public function rowCount(): int
     {
-        return $this->queryResult->count() ?? $this->_count;
+        return $this->queryResult ? $this->queryResult->count() : $this->result_count;
     }
 
     /**
@@ -253,7 +252,7 @@ protected function get_db_engine_table(string $engine = 'MyISAM'): array
      */
     public function result(): array
     {
-        return $this->_results;
+        return $this->request_results;
     }
 
     /**
@@ -263,11 +262,11 @@ public function result(): array
      */
     public function query(string $sql, array $params = []): DB
     {
-        $q = $this->executeQuery($this->pdoObject, $sql, $params);
-        $this->_results = $q['result'];
-        $this->_count = $q['count'];
-        $this->_error = $q['error'];
-        $this->lastID = $q['lastID'];
+        $q = $this->executeQuery($this->pdoObject, $sql, $params, -1, true);
+        $this->request_results = $q['result'];
+        $this->result_count = $q['count'];
+        $this->request_error = $q['error'];
+        $this->request_lastID = $q['lastID'];
         return $this;
     }
 
diff --git a/src/Core/Orm/Traits/QueryExecuter.php b/src/Core/Orm/Traits/QueryExecuter.php
index 9ac6f6a..a739210 100644
--- a/src/Core/Orm/Traits/QueryExecuter.php
+++ b/src/Core/Orm/Traits/QueryExecuter.php
@@ -17,12 +17,15 @@
 trait QueryExecuter
 {
     /**
-     * @param PDO $pdo
-     * @param string $sql
-     * @param array $params
+     * Execute sql request pass by the user
+     * @param PDO $pdo pdo object
+     * @param string $sql query string
+     * @param array $params for prepare request provide params value
+     * @param int $last_id in case of loop request provide id of the previous request
+     * @param bool $isQuery define if we use the query method directly
      * @return array
      */
-    protected function executeQuery(PDO $pdo, string $sql, array $params = [], int $last_id = -1): array
+    protected function executeQuery(PDO $pdo, string $sql, array $params = [], int $last_id = -1,bool $isQuery = false): array
     {
         try {
             $data_result = [
@@ -32,7 +35,8 @@ protected function executeQuery(PDO $pdo, string $sql, array $params = [], int $
                 'error' => "",
             ];
             $sql_string = explode(' ', strtolower($sql));
-            if ($sql_string[0] == 'select' && !$this->isCount) {
+            $fetchObject = $isQuery || (isset($this->isCount) && $this->isCount);
+            if ($sql_string[0] == 'select' && $fetchObject) {
                 $pdo->setAttribute(PDO::ATTR_FETCH_TABLE_NAMES, true);
             }
 
@@ -51,19 +55,23 @@ protected function executeQuery(PDO $pdo, string $sql, array $params = [], int $
 
                 switch ($sql_string[0]) {
                     case 'select' :
-                        if ($this->isCount) {
-                            $count_result = $query->fetchAll(PDO::FETCH_OBJ);
-                            if (isset($count_result[0]->{'.count'})) {
-                                array_map(function ($item) {
-                                    if ($item->{'.count'}) {
-                                        $item->count = $item->{'.count'};
-                                        unset($item->{'.count'});
-                                    }
-                                    return $item;
-                                }, $count_result);
+                        if ($fetchObject) {
+                            $fetch_result = $query->fetchAll(PDO::FETCH_OBJ);
+                            if ( $isQuery ){
+                                $data_result['count'] = $query->columnCount();
+                            } else {
+                                if (isset($fetch_result[0]->{'.count'})) {
+                                    array_map(function ($item) {
+                                        if ($item->{'.count'}) {
+                                            $item->count = $item->{'.count'};
+                                            unset($item->{'.count'});
+                                        }
+                                        return $item;
+                                    }, $fetch_result);
+                                }
+                                $data_result['count'] = $fetch_result[0]->count;
                             }
-                            $data_result['result'] = $count_result;
-                            $data_result['count'] = $count_result[0]->count;
+                            $data_result['result'] = $fetch_result;
                         } else {
                             $data_result['result'] = $query->fetchAll(PDO::FETCH_GROUP);
                             $data_result['count'] = $query->columnCount();