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| author | Jon Moss <maclover7@users.noreply.github.com> | 2017-04-10 09:28:42 -0500 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2017-04-10 09:28:42 -0500 |
| commit | e8ee2187ae910cc368e3a8bf81ed7be745fb575f (patch) | |
| tree | b39c6c8df82bb609de0125fd1e24e912c93d4f14 /guides/source | |
| parent | 2144e70a86e6403a6298d61862e2e85615cd2a82 (diff) | |
| parent | a1d16751064afdf9f66756e3b87c6c59246907bf (diff) | |
| download | rails-e8ee2187ae910cc368e3a8bf81ed7be745fb575f.tar.gz rails-e8ee2187ae910cc368e3a8bf81ed7be745fb575f.tar.bz2 rails-e8ee2187ae910cc368e3a8bf81ed7be745fb575f.zip | |
Merge pull request #28680 from vishalzambre/callback_doc_update
Documented issue related before_destroy with dependent: :destroy
Diffstat (limited to 'guides/source')
| -rw-r--r-- | guides/source/active_record_callbacks.md | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/guides/source/active_record_callbacks.md b/guides/source/active_record_callbacks.md index de0ef7c4e5..1a2c967643 100644 --- a/guides/source/active_record_callbacks.md +++ b/guides/source/active_record_callbacks.md @@ -117,6 +117,8 @@ Here is a list with all the available Active Record callbacks, listed in the sam WARNING. `after_save` runs both on create and update, but always _after_ the more specific callbacks `after_create` and `after_update`, no matter the order in which the macro calls were executed. +NOTE: `before_destroy` callback should be placed before `dependent: :destroy` associations (or use the `prepend: true` option), to ensure they execute before the records are deleted by `dependent: :destroy`. + ### `after_initialize` and `after_find` The `after_initialize` callback will be called whenever an Active Record object is instantiated, either by directly using `new` or when a record is loaded from the database. It can be useful to avoid the need to directly override your Active Record `initialize` method. |