diff --git a/server/src/Service/Database.php b/server/src/Service/Database.php
index 8c473ac..3d3ce15 100644
--- a/server/src/Service/Database.php
+++ b/server/src/Service/Database.php
@@ -4,5 +4,46 @@ namespace App\Service;
 
 class Database
 {
-    // code
+    private $dotEnvParser;
+    private $conn;
+
+    public function __construct()
+    {
+        $this->dotEnvParser = new DotEnvParser();
+        $this->dotEnvParser
+            ->parse()
+            ->toEnv()
+            ->toArray();
+
+        $dsn = "mysql:host=" . $_ENV['MYSQL_HOST'] . ";dbname=" . $_ENV['MYSQL_DBNAME'];
+        $options = array(
+            \PDO::ATTR_PERSISTENT => true,
+            \PDO::ATTR_ERRMODE => \PDO::ERRMODE_EXCEPTION
+        );
+
+        try {
+            $this->conn = new \PDO($dsn, $_ENV['MYSQL_USER'], $_ENV['MYSQL_PASS'], $options);
+        } //catch any errors
+        catch (\PDOException $e) {
+            $this->error = $e->getMessage();
+        }
+    }
+
+    public function getConnection()
+    {
+        return $this->conn;
+    }
+
+    /**
+     * gestion des erreurs de retour d'execution de PDO
+     * @param PDOStatement $stmt
+     * @return void
+     */
+    public function errorHandler(\PDOStatement $stmt) : void
+    {
+        if ($stmt->errorCode() !== '00000') {
+            var_dump($stmt->errorInfo());
+            die();
+        }
+    }
 }
\ No newline at end of file