+Rapsys\TreeBundle\Entity\Album:
+    type: entity
+    #repositoryClass: Rapsys\TreeBundle\Repository\AlbumRepository
+    table: albums
+    id:
+        id:
+            type: integer
+            generator:
+                strategy: AUTO
+            options:
+                unsigned: true
+    fields:
+        path:
+            type: string
+            length: 4096
+            nullable: true
+        title:
+            type: string
+            length: 64
+            nullable: true
+        slug:
+            type: string
+            length: 64
+            unique: true
+            nullable: true
+        created:
+            type: datetime
+        updated:
+            type: datetime
+    oneToMany:
+        resources:
+            targetEntity: Rapsys\TreeBundle\Entity\Resource
+            mappedBy: album
+    lifecycleCallbacks:
+        preUpdate: ['preUpdate']