diff --git a/src/BackendBundle/Repository/NotificationRepository.php b/src/BackendBundle/Repository/NotificationRepository.php
index 379f08bd6a78d690f97fe7ddbb46ba26d1dca5af..10772a8a85a6d743cd1be18fa0e24bb3c28e7b5b 100644
--- a/src/BackendBundle/Repository/NotificationRepository.php
+++ b/src/BackendBundle/Repository/NotificationRepository.php
@@ -33,4 +33,15 @@ class NotificationRepository extends EntityRepository
         return  $this->createQueryBuilder('n')
             ->select('n');
     }
+
+    public function deleteElements(array $ids)
+    {
+        $qb = $this->createQueryBuilder('l');
+        $qb
+            ->delete()
+            ->where('l.id IN (:ids)')
+            ->setParameter('ids', $ids);
+        $qb->getQuery()->execute();
+    }
+
 }
diff --git a/src/BackendBundle/Repository/PredictionRepository.php b/src/BackendBundle/Repository/PredictionRepository.php
index f2913a55fcd88d431e92352e0e83564dc394668a..ab4ccb9062b996660ce6ae7775072852cd5f6748 100644
--- a/src/BackendBundle/Repository/PredictionRepository.php
+++ b/src/BackendBundle/Repository/PredictionRepository.php
@@ -53,4 +53,15 @@ class PredictionRepository extends EntityRepository
 
         return $qb->getQuery()->getResult();
     }
+
+    public function deleteElements(array $ids)
+    {
+        $qb = $this->createQueryBuilder('l');
+        $qb
+            ->delete()
+            ->where('l.id IN (:ids)')
+            ->setParameter('ids', $ids);
+        $qb->getQuery()->execute();
+    }
+
 }
diff --git a/src/BackendBundle/Repository/TeamRepository.php b/src/BackendBundle/Repository/TeamRepository.php
index 574c0ffc1739b66d48e6565f003c3bb7a3e04b9b..09deca3d9387745a1159043962e1e69c943feacf 100644
--- a/src/BackendBundle/Repository/TeamRepository.php
+++ b/src/BackendBundle/Repository/TeamRepository.php
@@ -35,4 +35,15 @@ class TeamRepository extends EntityRepository
             'name' => $pack->getName()
         ]) !== null;
     }
+
+    public function deleteElements(array $ids)
+    {
+        $qb = $this->createQueryBuilder('l');
+        $qb
+            ->delete()
+            ->where('l.id IN (:ids)')
+            ->setParameter('ids', $ids);
+        $qb->getQuery()->execute();
+    }
+
 }
\ No newline at end of file