set doctrine type "date interval" using native postgresql date interval

DependencyInjection/ChillMainExtension.php

@@ -141,6 +141,15 @@ class ChillMainExtension extends Extension implements PrependExtensionInterface,
            )
         ));
         
+        //add dbal types (default entity_manager)
+        $container->prependExtensionConfig('doctrine', array(
+           'dbal' => [
+               'types' => [
+                   'dateinterval' => \Chill\MainBundle\Doctrine\Type\NativeDateIntervalType::class
+               ]
+           ]
+        ));
+        
         //add current route to chill main
         $container->prependExtensionConfig('chill_main', array(
            'routing' => array(

Doctrine/Type/NativeDateIntervalType.php

@@ -0,0 +1,27 @@
+<?php
+
+namespace Chill\MainBundle\Doctrine\Type;
+
+use Doctrine\DBAL\Types\DateIntervalType;
+use Doctrine\DBAL\Platforms\AbstractPlatform;
+
+/**
+ * Re-declare the date interval to use the implementation of date interval in
+ * postgreql
+ *
+ * @author Julien Fastré <julien.fastre@champs-libres.coop>
+ */
+class NativeDateIntervalType extends DateIntervalType
+{
+    
+    public function getName(): string
+    {
+        return \Doctrine\DBAL\Types\Type::DATEINTERVAL;
+    }
+
+    public function getSQLDeclaration(array $fieldDeclaration, AbstractPlatform $platform): string
+    {
+        return 'INTERVAL';
+    }
+
+}