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Fix active_record_migrations guide typo

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Artem 2021-11-23 22:09:47 +05:00
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guides/source/active_record_migrations.md
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@ -525,7 +525,7 @@ add_belongs_to :taggings, :taggable, polymorphic: true
The polymorphic option will create two columns on the taggings table which can
be used for polymorphic associations: `taggable_type` and `taggable_id`.
A foreign key can be created with the the `foreign_key` option.
A foreign key can be created with the `foreign_key` option.
```ruby
add_reference :users, :role, foreign_key: true