Your Electronic Books

info("Account data about to be validated for existing record")
end
end
This example assumes that we have a logger object to which we are recording certain
actions; we are logging the fact that our data is about to be passed to our validation methods
before executing a SQL update statement.
after_validation_on_update
This method is executed after an ActiveRecord::Validations.validate_on_update statement
or an ActiveRecord::Validations.validate statement is initiated from an ActiveRecord::
Base.save or ActiveRecord::Base.update statement on an object that already has a corresponding
record in the database.
class Account < ActiveRecord::Base
def after_validation_on_update
logger.info("Account data passed all validations for existing record")
end
end
This example assumes that we have a logger object to which we are recording certain actions.
Here, we log the fact that our data passed through all of our validation methods before executing
a SQL update statement.
before_destroy
before_destroy is executed before an ActiveRecord::Base.


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