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author | Rohit Paul Kuruvilla <rohitpaul@iitrpr.ac.in> | 2014-01-21 23:07:18 +0530 |
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committer | Rohit Paul Kuruvilla <rohitpaul@iitrpr.ac.in> | 2014-01-31 11:31:19 +0530 |
commit | 464d47eaaf76995ae8eaa5205d250ff859fed795 (patch) | |
tree | 1e4e146f37cf58e5ee4cd79ebdef3ad7302304d5 | |
parent | b0a8ef140e4cc95fa5d3888699fd3d72fd720172 (diff) | |
download | rails-464d47eaaf76995ae8eaa5205d250ff859fed795.tar.gz rails-464d47eaaf76995ae8eaa5205d250ff859fed795.tar.bz2 rails-464d47eaaf76995ae8eaa5205d250ff859fed795.zip |
Updated association_basics.md [ci skip]
Updated association_basics.md to include how to write migrations for self joins
Update association_basics.md
Corrected the update
Update association_basics.md
Typo fix
Changed :employee to :manager
-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 -------------------------- |