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Diffstat (limited to 'guides/source/migrations.md')
| -rw-r--r-- | guides/source/migrations.md | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/guides/source/migrations.md b/guides/source/migrations.md index a87a86cc6d..ccbdffc9c7 100644 --- a/guides/source/migrations.md +++ b/guides/source/migrations.md @@ -538,8 +538,8 @@ end will create an index identical to calling `add_index :products, :category_id`. NOTE: The `references` helper does not actually create foreign key constraints -for you. You will need to use `execute` or a plugin that adds "foreign key -support":#active-record-and-referential-integrity. +for you. You will need to use `execute` or a plugin that adds [foreign key +support](#active-record-and-referential-integrity). If the helpers provided by Active Record aren't enough you can use the `execute` method to execute arbitrary SQL. |