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Questions tagged
associations
24 questions
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25
votes
5
answers
Rails Associations has_one Latest Record
ruby-on-rails
activerecord
associations
asked 2013-04-05T00:32:37.997
17
votes
3
answers
Rails - Custom html into simple_form label
ruby-on-rails
associations
simple-form
asked 2013-02-03T09:59:34.697
54
votes
8
answers
UML aggregation vs association
uml
associations
aggregation
class-diagram
asked 2012-03-09T20:55:58.420
25
votes
4
answers
How to configure many to many relationship using entity framework fluent API
c#
entity-framework-4.1
ef-code-first
associations
asked 2012-01-19T13:58:04.947
14
votes
2
answers
Rails: ActiveRecord::HasManyThroughSourceAssociationNotFoundError: Could not find the source association(s)
ruby-on-rails
ruby
associations
has-many-through
asked 2011-12-23T23:44:18.480
14
votes
4
answers
Rails: Why "has_many ..., :through => ..." association results in "NameError: uninitialized constant ..."
ruby-on-rails
ruby-on-rails-3
associations
has-many-through
asked 2011-08-12T12:25:38.480
13
votes
2
answers
Entity Framework, Code First, Update "one to many" relationship with independent associations
entity-framework
associations
code-first
dbcontext
asked 2011-08-07T10:26:30.417
28
votes
5
answers
ActiveRecord: How can I clone nested associations?
ruby-on-rails
ruby-on-rails-3
activerecord
associations
clone
asked 2011-07-15T19:03:09.567
45
votes
2
answers
Rails Associations - has_many => :through - but same model
ruby-on-rails
associations
has-many-through
asked 2011-07-02T19:34:01.820
43
votes
2
answers
Same Model for Two belongs_to Associations
ruby-on-rails-3
associations
model-associations
asked 2011-03-14T04:34:37.260
11
votes
2
answers
Setting a :has_many :through association on a belongs_to association Ruby on Rails
ruby-on-rails
ruby
associations
has-many-through
belongs-to
asked 2010-10-05T13:37:52.200
9
votes
1
answers
Rails has_many :through and Setting Property on Join model
ruby-on-rails
associations
join
asked 2010-06-21T02:13:09.387
30
votes
4
answers
belongs_to with :class_name option fails
ruby-on-rails
activerecord
associations
asked 2010-04-21T16:45:05.353
154
votes
3
answers
Rails: Using build with a has_one association in rails
ruby-on-rails
associations
has-one
database-relations
asked 2010-03-18T20:01:52.977
13
votes
3
answers
Does ActiveRecord save a belongs_to association when saving main object?
ruby-on-rails
activerecord
associations
asked 2010-02-09T18:22:50.120
19
votes
1
answers
How can I delete child objects when the parent is deleted in rails?
ruby-on-rails
activerecord
associations
cascade
asked 2010-02-04T22:51:26.950
18
votes
1
answers
ActiveRecord::HasManyThroughAssociationNotFoundError in UserController#welcome
ruby-on-rails
activerecord
many-to-many
associations
has-many-through
asked 2010-01-31T00:46:25.640
19
votes
2
answers
Rails association for two foreign keys for the same table in one table
ruby-on-rails
associations
asked 2009-12-11T13:31:13.783
125
votes
11
answers
How to create has_and_belongs_to_many associations in Factory girl
ruby-on-rails
associations
has-and-belongs-to-many
factory-bot
asked 2009-09-27T20:17:35.547
43
votes
8
answers
Rails idiom to avoid duplicates in has_many :through
ruby-on-rails
activerecord
associations
idioms
asked 2009-08-22T04:14:42.590
33
votes
2
answers
Hibernate unidirectional one to many association - why is a join table better?
hibernate
one-to-many
foreign-keys
associations
asked 2009-08-20T16:03:32.657
595
votes
22
answers
What is the difference between association, aggregation and composition?
oop
uml
associations
aggregation
composition
asked 2009-05-20T02:47:49.813
210
votes
6
answers
What is causing this ActiveRecord::ReadOnlyRecord error?
ruby-on-rails
ruby
activerecord
join
associations
asked 2009-03-12T15:28:33.733
10
votes
1
answers
Problem with self-referential has_many :through associations in Rails
ruby-on-rails
ruby
activerecord
associations
asked 2008-12-13T06:42:45.793