Changes between Version 5 and Version 6 of ModelInheritance

Timestamp:

Feb 2, 2006, 3:41:22 AM (18 years ago)

Author:

C8E

Comment:

Fixed join intention and correct italianization. And, yes, a little subliminal advertise, too ;)

ModelInheritance

@@ -34 +34 @@
 
 class ItalianRestaurant(Restaurant):
-    has_decent_gnocci = models.BooleanField()
+    has_decent_gnocchi = models.BooleanField()
 }}}
 
@@ -57 +57 @@
 CREATE TABLE "myapp_italianrestaurant" (
     "id" integer NOT NULL PRIMARY KEY REFERENCES "myapp_restaurant" ("id"),
-    "has_decent_gnocci" bool NOT NULL
+    "has_decent_gnocchi" bool NOT NULL
 );
 }}}
@@ -68 +68 @@
 SELECT ...
 FROM myapp_italianrestaurant as ir
-LEFT JOIN myapp_restaurant as r
+INNER JOIN myapp_restaurant as r
 ON ir.restaurant_id=r.id
-LEFT JOIN myapp_place as p
+INNER JOIN myapp_place as p
 ON r.place_id=p.id
 }}}
@@ -107 +107 @@
 p = Place(name='My House')
 r = Restaurant(name='Road Kill Cafe', description='Yuck!')
-ir = ItalianRestaurant(name='Luigis', description='Something', has_decent_gnocci=False)
+ir = ItalianRestaurant(name="Ristorante Miron", description="Italian's best mushrooms restaurant", has_decent_gnocchi=True)
 }}}