3376 Upgrade Hibernate

core/src/main/java/se/su/dsv/scipro/project/ProjectRepoImpl.java

@@ -19,13 +19,13 @@ public class ProjectRepoImpl extends GenericRepo<Project, Long> implements Proje
     @Override
     public List<User> findMultipleAuthors(Collection<Project> projects) {
         TypedQuery<User> query = em().createQuery("""
-                from User u where u in (
-                    select participant
+                from User u where u.id in (
+                    select participant.id
                     from Project project
                     join project.projectParticipants as participant
                     where project in :projects
-                    group by participant
-                    having count(participant) > 1)
+                    group by participant.id
+                    having count(participant.id) > 1)
                 """, User.class);
         query.setParameter("projects", projects);
         return query.getResultList();

pom.xml

@@ -26,7 +26,7 @@
 
         <!-- See https://hibernate.org/orm/releases/ for which version Hibernate implements -->
         <jakarta.persistence-api.version>3.1.0</jakarta.persistence-api.version>
-        <hibernate.version>6.1.7.Final</hibernate.version>
+        <hibernate.version>6.5.0.Final</hibernate.version>
         <mariadb-java-client.version>3.2.0</mariadb-java-client.version>
 
         <querydsl.version>5.0.0</querydsl.version>