回答編集履歴
1
typo
test
CHANGED
|
@@ -20,7 +20,7 @@
|
|
|
20
20
|
|
|
21
21
|
```
|
|
22
22
|
|
|
23
|
-
add_foreign_key :comments, :
|
|
23
|
+
add_foreign_key :comments, :songs, on_delete: :cascade
|
|
24
24
|
|
|
25
25
|
```
|
|
26
26
|
|