search for: column_for_attribut

Hi all, In the code below I don''t understand: 1. Why I have to prepend overriden method content_columns with "self." to get it working? 2. Why column_for_attribute method is not working (no such method?) even if SomeTable is subclass of ActiveRecord::Base which have public column_for_attribute method? > class SomeTable < ActiveRecord::Base > > def self.content_columns > column = column_for_attribute(''sometable_id'') &...

I would like to know if there is any good reason why the method columm_for_attribute (in Active Record) is at instance level and not at the class level. I feel it should be at the class level. Maybe I am missing somehting Thanks in advance for your reply Omar -- Posted via http://www.ruby-forum.com/.

I''m using a legacy table, where the unique id is not ''id'' I have a Model class like the following: class Article < ActiveRecord::Base set_primary_key "ARTICLE_ID" end however, using a link_to like the following (modified scaffolding), the link has no id value: <% for article in @articles %> <tr> <% for column in

Hello, In my database, I have a table "products" with attributes : - id - title ->string - desc -> text I use active record, but I don''t know why recover the type of this attribute with active record? I try attributes_before_type_cast but I don''t see the type Can you help me? Excuse for my english (I''am a young student french) -- Posted via

Hi, When we update a record via an update form, is there an easy way to find out the fields that have been changed. If the update is successful, i want to display: The following fields have been changed: field-name = new-value ... Thanks, Lantis. -- Posted via http://www.ruby-forum.com/.

...nded feature. That bit of code could possibly be rewritten as (completely un tested): ------------------ def execute_callstack_for_multiparameter_attributes(callstack) errors = [] callstack.each do |name, values| klass = (self.class.reflect_on_aggregation(name.to_sym) || column_for_attribute(name)).klass if values.empty? send(name + "=", nil) else begin send(name + "=", Time == klass ? klass.local(*values) : klass.new(*values)) rescue => ex send(name + "=", nil)...

My application is built on Rails and MySQL. It will only be accepting US formatted dates as input, however both Rails and MySQL are oriented around ISO the format. I know I can convert a good portion of the entries using ParseDate::parsedate but it does not appear this is how the conversion is taking place when data is being transferred from the params hash into model members. Say I have a field

Hi, I have a database table and associated ActiveRecord model. I was trying to store (temporarily) an array in one of the attribute elements - not to save it, but just so that I can keep some form data in a sensible place. A stripped down version of the problem I''m having is: p = Property.new(:bedroom_count => ["2","3"]) puts p.inspect # ==> will correctly show

So I''ve got an ActiveRecord model pointing to a MySQL db, with an auto-serialized column ("serialize :columnName"). Thing is, MySQL, depending on how it''s configured (like, by default), has a bad habit of just truncating your data if it''s too wide for the column, with no error raised. Yeah, I can probably reconfigure MySQL and/or my AR connection to it. But

...gems/activerecord-1.14.4/lib/active_record/bas e.rb:696:in `columns'' from c:/ruby/lib/ruby/gems/1.8/gems/activerecord-1.14.4/lib/active_record/bas e.rb:704:in `columns_hash'' from c:/ruby/lib/ruby/gems/1.8/gems/activerecord-1.14.4/lib/active_record/bas e.rb:1562:in `column_for_attribute'' from c:/ruby/lib/ruby/gems/1.8/gems/activerecord-1.14.4/lib/active_record/bas e.rb:1801:in `read_attribute'' from c:/ruby/lib/ruby/gems/1.8/gems/activerecord-1.14.4/lib/active_record/bas e.rb:2067:in `send'' from c:/ruby/lib/ruby/gems/1.8/gems/act...

...by/gems/1.8/gems/activerecord-1.14.3/lib/active_record/base.rb:696:in `columns'' from C:/ruby/lib/ruby/gems/1.8/gems/activerecord-1.14.3/lib/active_record/base.rb:704:in `columns_hash'' from C:/ruby/lib/ruby/gems/1.8/gems/activerecord-1.14.3/lib/active_record/base.rb:1562:in `column_for_attribute'' from C:/ruby/lib/ruby/gems/1.8/gems/activerecord-1.14.3/lib/active_record/base.rb:1362:in `id'' [the stack continues downward to my own *.rb file] Even if I change the "problem line" to something like puts "#{n.id} with name #{n.node_name}" # problem li...

I have been working through an upgrade of my 1.2.6 application to 2.2.2. I am almost there but I have hit a problem with ActiveRecord. Before the upgrade, the following code was working fine. def create_root(administrator) root = create_root_collection(self.pingee_name, administrator,

Hi. I have to convert the contents of all columns to uppercase before creating a row. Is there an easy way to accomplish this so I don''t have to go one column at a time and upcase! it? Thanks. Pepe --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To post to this group,