belongs-to Questions
1
I am struggling to get my relationship in rails to work.
I have a User,Gallery,Comment model
class Gallery
has_many :comments
belongs_to :user
end
class User
has_many :comments
has_many :g...
Undercarriage asked 10/4, 2013 at 22:59
1
Solved
I want a many-to-many relationship. Then i have to specify a belongsTo at one side like:
static belongsTo = Answer
But i already have specified a belongsTo as a Map: here the Code
class Answer ...
Selfsupport asked 10/2, 2012 at 11:58
2
Solved
I have two models: (Albums and Product)
1) Inside Models
Inside album.rb:
class Album < ActiveRecord::Base
attr_accessible :name
has_many :products
end
Inside product.rb:
class Product &...
Leavetaking asked 26/12, 2012 at 0:1
4
Solved
I have an application with a users table and a user_profiles table. A user has_one user profile and a user profile belongs_to a user.
I want to make sure that the association scenario is always tr...
Ply asked 2/11, 2012 at 21:16
3
Solved
I have three models: User, Product, Offer and a problem with the relationship between these models.
Scenario:
User 1 posts a product
User 2 can send User 1 an offer with an price e.g $ 10
User ...
Sabir asked 15/10, 2012 at 10:22
2
I'm working on a messy form which among other things has to manage a section with two-level nesting. It's almost working, but there's a snag and the only thing I can see that's different from other...
Derisive asked 23/9, 2010 at 23:38
1
Solved
Given
User:
class User < ActiveRecord::Base
has_many :discussions
has_many :posts
end
Discussions:
class Discussion < ActiveRecord::Base
belongs_to :user
has_many :posts
end
Posts...
Hardcastle asked 18/7, 2012 at 10:18
2
Solved
I have three models, each having the following associations:
class Model1 < ActiveRecord::Base
has_many :model2s
has_many :model3s
end
class Model2 < ActiveRecord::Base
belongs_to :model...
Mocha asked 5/10, 2010 at 13:37
1
Solved
Two models:
class Task < ActiveRecord::Base
has_many :subtasks
end
class Subtask < ActiveRecord::Base
belongs_to :task
end
Subtask have boolean attribute that set to true if subtask i...
Lalalalage asked 28/3, 2012 at 18:22
2
Solved
I have a User model which has many projects and a Project model which can have many users, but also belongs to a single user (ie the user who created this project). It must belong to a User. It als...
Capeskin asked 30/6, 2011 at 14:5
2
Ok, so I thought I understood how the relationship specifications work in rails but I've been struggling with this for a day now.
Some context, I have two models Cars & Model Names (e.g. Impal...
Sandoval asked 4/1, 2011 at 18:35
1
Solved
I have a few models I'm trying to relate.
One model is Item, one is Slide, and another is Asset.
Items have multiple slides beneath them. Assets are basically files that have been uploaded (image...
Baur asked 23/11, 2011 at 21:56
2
Solved
I have a user model.
Users can have 1 of 3 roles: role1, role2, role3. This is represented by a 'role' column in the user model.
Each role has a unique profile. role1_profile, role2_profile, role3_...
Ridgeling asked 11/10, 2011 at 22:33
1
Solved
I'm trying to create a 'tag' functionality which allows a user to "tag" items in which they are interested. Here is my model
class tag
belongs_to :user
belongs_to :item
end
The corresponding D...
Shephard asked 28/8, 2011 at 3:46
3
Solved
I'm trying to do a simple family reunion site with: "posts", "families", "kids", and "pictures". Ideally I'd like the routes/relationships to be structured this way:
resources :posts do
resource...
Louralourdes asked 7/5, 2011 at 0:34
2
Solved
I did find some questions on SO about Rails associations that are somewhat like my question, but for the life of me I can't seem to understand how to use belongs_to multiple models.
Here's t...
Freberg asked 12/10, 2010 at 5:22
1
Solved
I have my models setup like so:
class User < ActiveRecord::Base
has_many :posts, :foreign_key => 'author_id'
end
class Post < ActiveRecord::Base
belongs_to :author, :class_name => '...
Celisse asked 9/7, 2011 at 15:11
1
Solved
def destroy
@dignity.destroy
end
Sorry, that's not code, that's just how I feel right now. I know there are a ton of beginner questions on Devise, I think I looked at almost every single one.
...
Rhyne asked 16/2, 2011 at 1:51
1
Solved
I expected the following to work:
class Attachment < ActiveRecord::Base
belongs_to :attachable, :polymorphic => true, :touch => true
end
which I expect the associated objects to be "to...
Hecht asked 12/2, 2011 at 7:46
1
Solved
I have some troubles understanding some of the algorithms for searching, used in AI (artificial intelligence).
What is the exact difference between A* and IDA* (Iterative Deeping A Star)? Is jus...
Barbra asked 7/12, 2010 at 21:42
2
Solved
Consider the following setup:
class Parent < ActiveRecord::Base
has_many :children
end
class Child < ActiveRecord::Base
belongs_to :parent
end
And this console session:
>> p = Pa...
Columbuscolumbyne asked 30/6, 2010 at 19:56
3
Solved
I want ActiveRecord to lookup by a non-id column from a table.
Hope this is clear when I give you my code sample.
class CoachClass < ActiveRecord::Base
belongs_to :coach
end
class Coach < ...
Fisken asked 23/7, 2010 at 11:20
1
Solved
I am updating an application to Rails 3 and I am having trouble creating a custom foreign key. I have something like this:
class Product < ActiveRecord::Base
belongs_to :owner, :class_name =&g...
Finkle asked 15/6, 2010 at 14:1
4
Solved
I have a User entity that has a Current Location field (city and country). To hold this info I created an entity called Location which has_many Users.
I'm not entirely sure if I should put in the ...
Coulson asked 20/10, 2009 at 11:6
4
Solved
A bit of a newbie question on rails associations.
I have a Bug model, and a Status model. Status is basically just a key/value pair table. Out of the choices available, I would say Bug has_one Sta...
Loge asked 22/5, 2009 at 21:0
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