diff options
Diffstat (limited to 'guides/source')
| -rw-r--r-- | guides/source/active_record_migrations.md | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/guides/source/active_record_migrations.md b/guides/source/active_record_migrations.md index cd6b7fdd67..31f6f26b2a 100644 --- a/guides/source/active_record_migrations.md +++ b/guides/source/active_record_migrations.md @@ -246,7 +246,8 @@ class AddUserRefToProducts < ActiveRecord::Migration[5.0] end ``` -This migration will create a `user_id` column and appropriate index. +This migration will create a `user_id` column and appropriate index. +For more `add_reference` options, visit the [API documentation](http://api.rubyonrails.org/classes/ActiveRecord/ConnectionAdapters/SchemaStatements.html#method-i-add_reference). There is also a generator which will produce join tables if `JoinTable` is part of the name: |