search for: magicfieldnam

What does the Magic Field Name position do? I was looking here: http://wiki.rubyonrails.com/rails/pages/MagicFieldNames And unfortunately that documentation is incomplete. Thanks. -- Posted via http://www.ruby-forum.com/.

Is there any way to set database columns to auto update a timestamp column on update? Can I do something like t.column "timestamp", :datetime, :default => :current_time, :null => false, :on_update => :current_timestamp or do i need to just use custom sql like sql = "ALTER TABLE `table` CHANGE `timestamp` `timestamp` TIMESTAMP ON UPDATE CURRENT_TIMESTAMP NOT NULL

I can''t find any documentation on the ''status'' magic field. It''s listed on the MagicNumbers wiki entry, but not explained < http://wiki.rubyonrails.org/rails/pages/MagicFieldNames>. Is it reserved for later use? Thanks, Doug -------------- next part -------------- An HTML attachment was scrubbed... URL: http://wrath.rubyonrails.org/pipermail/rails/attachments/20060613/24060dfa/attachment.html

Hi! Definite newbie here - I''m working through this like-hate relationship with Ruby and Rails right now... sometimes things work really well (like blobs seem to rock) but other times, I dunno! :-) Anyway, I''d like put in create and update user timestamps on all my primary domain tables and allow them to be updated automatically by ActiveRecord. Coming from Hibernate, I just

What is the best way to get the running total of a number field in child records. Let say I have an Order model, which has_many :line_items, and each LineItem has an amount field. I would like to get the grand total of a specific Order. Is it a good idea to add a ''total'' column in the ''orders'' table and update it every time a line_item is

For some reason whenever I try and create a timestamp column with migrations and mysql I get a datetime column instead. That''s kind of annoying because I want the column to update every time the row gets changed. Is this a bug, or is there something I can do about it? (Obviously I can manually change my mysql table, but that kind of defeats the point of migrations!) In my migration

Hi everybody! The class ActiveRecord::Base have a atribute named type and if my table have a column with the same name i get an error if i use model.finde, model.save and more... I dont know what i can do to solve this problem! Someone know? Thanks -- _________ Noel R. Morais

Hi, I want to insert onto database the Current DateTime Value into database field "Store_date" with datatype (DATETIME). How to do tihs? I am usiing hidden variable into my form as follows:- ======================= <%= hidden_field("store", "store_date", :value =>:datetime ) %> ======================= But when I m submmittng form I couldn''t find

Hello everyone, For some time I was studying Ruby on Rails, Active Record ideology and other thing related with RoR right now I still know a lot more about PHP than RoR. I am almost ready to start writing websites using RoR and get more experience. But I still have some questions before starting and I can''t start without answers. If you could simply answer some of them, would be great.

Hi- Ruby 1.8.2 Rails 1.1 so I''m trying to build my first rails app and I''m trying to understand how the helper methods work. For instance .new & .save . For instance, I''ve created a table of Objects, and generated a scaffold. I see that in the controller, there are calls to Object.new and Object.save. I''m assuming that these are methods inherited