Merge pull request #21005 from jaredbeck/patch-1

Docs: Update options for add_reference
rails · Oct 5, 2015 · e202d59 · e202d59
2 parents d2ef471 + 416e804
commit e202d59
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb
@@ -702,9 +702,11 @@ def index_name_exists?(table_name, index_name, default)
       # [<tt>:index</tt>]
       #   Add an appropriate index. Defaults to false.
       # [<tt>:foreign_key</tt>]
-      #   Add an appropriate foreign key. Defaults to false.
+      #   Add an appropriate foreign key constraint. Defaults to false.
       # [<tt>:polymorphic</tt>]
       #   Whether an additional +_type+ column should be added. Defaults to false.
+      # [<tt>:null</tt>]
+      #   Whether the column allows nulls. Defaults to true.
       #
       # ====== Create a user_id integer column
       #