diff options
| -rw-r--r-- | activerecord/lib/active_record/transactions.rb | 6 | ||||
| -rw-r--r-- | activerecord/lib/active_record/validations.rb | 3 |
2 files changed, 7 insertions, 2 deletions
diff --git a/activerecord/lib/active_record/transactions.rb b/activerecord/lib/active_record/transactions.rb index 620758f5af..b4b146994d 100644 --- a/activerecord/lib/active_record/transactions.rb +++ b/activerecord/lib/active_record/transactions.rb @@ -11,7 +11,8 @@ module ActiveRecord included do define_callbacks :commit, :rollback, :terminator => "result == false", :scope => [:kind, :name] end - + # = Active Record Transactions + # # Transactions are protective blocks where SQL statements are only permanent # if they can all succeed as one atomic action. The classic example is a # transfer between two accounts where you can only have a deposit if the @@ -19,7 +20,8 @@ module ActiveRecord # the database and guard the data against program errors or database # break-downs. So basically you should use transaction blocks whenever you # have a number of statements that must be executed together or not at all. - # Example: + # + # For example: # # ActiveRecord::Base.transaction do # david.withdrawal(100) diff --git a/activerecord/lib/active_record/validations.rb b/activerecord/lib/active_record/validations.rb index be64e00bd1..6b511e83db 100644 --- a/activerecord/lib/active_record/validations.rb +++ b/activerecord/lib/active_record/validations.rb @@ -1,6 +1,9 @@ module ActiveRecord + # = Active Record Validations + # # Raised by <tt>save!</tt> and <tt>create!</tt> when the record is invalid. Use the # +record+ method to retrieve the record which did not validate. + # # begin # complex_operation_that_calls_save!_internally # rescue ActiveRecord::RecordInvalid => invalid |