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| author | Anatoli Makarevich <makaroni4@gmail.com> | 2013-10-02 08:14:58 +0400 |
|---|---|---|
| committer | Anatoli Makarevich <makaroni4@gmail.com> | 2013-10-02 08:14:58 +0400 |
| commit | 7f1e8759c301101f79327a7473fce4e66c4a2ecb (patch) | |
| tree | e1d7e9ae128b1d134fb7e894a77d069c16d69e3d /activerecord/lib | |
| parent | 7dfbe58c70ec6acc9cee842fc8f18ec1ac57b66d (diff) | |
| download | rails-7f1e8759c301101f79327a7473fce4e66c4a2ecb.tar.gz rails-7f1e8759c301101f79327a7473fce4e66c4a2ecb.tar.bz2 rails-7f1e8759c301101f79327a7473fce4e66c4a2ecb.zip | |
Update AR reload doc for the case of manually set primary key attribute [ci skip]
Diffstat (limited to 'activerecord/lib')
| -rw-r--r-- | activerecord/lib/active_record/persistence.rb | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/activerecord/lib/active_record/persistence.rb b/activerecord/lib/active_record/persistence.rb index bdd00ee259..21eabd69f2 100644 --- a/activerecord/lib/active_record/persistence.rb +++ b/activerecord/lib/active_record/persistence.rb @@ -335,8 +335,17 @@ module ActiveRecord # Reloads the record from the database. # - # This method modifies the receiver in-place. Attributes are updated, and - # caches busted, in particular the associations cache. + # This method finds record by its primary key (which could be assigned manually) and + # modifies the receiver in-place: + # + # account = Account.new + # # => #<Account id: nil, email: nil> + # account.id = 1 + # account.reload + # # Account Load (1.2ms) SELECT "accounts".* FROM "accounts" WHERE "accounts"."id" = $1 LIMIT 1 [["id", 1]] + # # => #<Account id: 1, email: 'account@example.com'> + # + # Attributes are updated, and caches busted, in particular the associations cache. # # If the record no longer exists in the database <tt>ActiveRecord::RecordNotFound</tt> # is raised. Otherwise, in addition to the in-place modification the method |