Ticket #16: constraint_name.patch

elixir/relationships.py

@@ -572 +572 @@
                 # several belongs_to relations between two objects
                 self.primaryjoin_clauses.append(col == pk_col)
             
-            # In some databases (at lease MySQL) the constraint name needs to 
-            # be unique for the whole database, instead of per table.
-            fk_name = "%s_%s_fk" % (source_desc.tablename, 
-                                    '_'.join(fk_colnames))
+            if 'name' not in self.constraint_kwargs:
+                # In some databases (at lease MySQL) the constraint name needs to 
+                # be unique for the whole database, instead of per table.
+                fk_name = "%s_%s_fk" % (source_desc.tablename, 
+                                        '_'.join(fk_colnames))
+                self.constraint_kwargs['name'] = fk_name
+                
             source_desc.add_constraint(
-                ForeignKeyConstraint(fk_colnames, fk_refcols, name=fk_name,
+                ForeignKeyConstraint(fk_colnames, fk_refcols,
                                      **self.constraint_kwargs))
 
     def get_prop_kwargs(self):