# HG changeset patch
# Parent 121bbfe120be3007f5e04611dbc27038abafcce8

Index: doc-backend/openacademy/models.py
===================================================================
--- doc-backend.orig/openacademy/models.py	2014-08-24 12:17:23.789386299 +0200
+++ doc-backend/openacademy/models.py	2014-08-24 12:17:23.785386299 +0200
@@ -14,6 +14,16 @@
         'openacademy.session', 'course_id', string="Session")
 
 
+    _sql_constraints = [
+        ('name_description_check',
+         'CHECK(name != description)',
+         "The title of the course should not be the description"),
+
+        ('name_unique',
+         'UNIQUE(name)',
+         "The course title must be unique"),
+    ]
+
 class Session(models.Model):
     _name = 'openacademy.session'