From d9565811f075273fbc3318af173fe4a21e14ae58 Mon Sep 17 00:00:00 2001 From: Alex Handley Date: Sat, 16 Apr 2016 13:26:05 +0100 Subject: [ci skip] docs for add_references index option - Add link for finding the addional options for index. - Add example for unique index as this is a common requirement. - Add link in guide for index options. --- guides/source/active_record_migrations.md | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'guides') 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: -- cgit v1.2.3