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-rw-r--r--doc/howtos/backend/exercise-constraint-sql24
1 files changed, 0 insertions, 24 deletions
diff --git a/doc/howtos/backend/exercise-constraint-sql b/doc/howtos/backend/exercise-constraint-sql
deleted file mode 100644
index 5595a6db3c6..00000000000
--- a/doc/howtos/backend/exercise-constraint-sql
+++ /dev/null
@@ -1,24 +0,0 @@
-# HG changeset patch
-# Parent 121bbfe120be3007f5e04611dbc27038abafcce8
-
-Index: addons/openacademy/models.py
-===================================================================
---- addons.orig/openacademy/models.py
-+++ addons/openacademy/models.py
-@@ -14,6 +14,16 @@
- session_ids = fields.One2many(
- 'openacademy.session', 'course_id', string="Sessions")
-
-+ _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'