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| -rw-r--r-- | guides/source/association_basics.md | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/guides/source/association_basics.md b/guides/source/association_basics.md index 9867d2dc3f..5ec6ae0f21 100644 --- a/guides/source/association_basics.md +++ b/guides/source/association_basics.md @@ -490,6 +490,19 @@ end With this setup, you can retrieve `@employee.subordinates` and `@employee.manager`. +In your migrations/schema, you will add a references column to the model itself. + +```ruby +class CreateEmployees < ActiveRecord::Migration + def change + create_table :employees do |t| + t.references :manager + t.timestamps + end + end +end +``` + Tips, Tricks, and Warnings -------------------------- |