has-and-belongs-to-many

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Rails 3 HABTM find by record associated model attribute

I think this is really basic but I\'m horrible with SQL so I have no idea how to do it... I have a standard HABTM relationship between two models, LandUse and Photo. So I have a land_uses_photos join[详细]

2023-02-22 11:20 分类：问答
cakephp testing suite: import fixtures tables for HABTM

I have a model Post -> hasAndBelongsToMany -> Tag For testing, I created the fixtures for each model, for example, a fixture for the model Post looks like this[详细]

2023-02-20 22:26 分类：问答
CakePHP: HABTM not performing join properly on habtmDelete call

We are upgrading from Cake 1.2 to 1.3.8,开发者_JS百科 and using the ExtendedAssociations behavior.[详细]

2023-02-20 20:35 分类：问答
Default_scope on a join table

I\'ve got a model setup like the following: class User has_many :items has_many :words, :through => :items[详细]

2023-02-20 13:40 分类：问答
How can I save additional information to a CakePHP HABTM Join Table?

Currently, I\'m unable to save a record to a HABTM join table manually. I have a table, users_products and would like to save all additional information about the order (size, quantity, color, etc...)[详细]

2023-02-20 10:49 分类：问答
Rails HABTM validation

Validation for HABTM is not working, I used the following code: Class GroupsUsers < ActiveRecord::Base[详细]

2023-02-19 01:58 分类：问答
Alternative to mass assignment for HABTM

I have a similar situation to this question, which was already posted. Koraktor has asked I\'m using a simple model for user authorisation with two ActiveRecords User and Role User and Role have a[详细]

2023-02-18 09:55 分类：问答
Rails: HABTM Relationship with id as Primary Key, legacy DB

I have a legacy DB with join tables that have I开发者_开发问答Ds as primary keys... Is there anything I can do?[详细]

2023-02-18 02:33 分类：问答
Rail Model: Using validates_uniqueness_of with scope on attributes of associated entity?

I have Model defined as be开发者_JS百科low class One <Active:Record:Base { has_and_belongs_to_many :twos, {:join_table => \'map__ones__twos\'}[详细]

2023-02-17 22:48 分类：问答
HABTM based find without hard-coded SQL fragments

Order habtm devices and devices habtm orders. I need to find ord开发者_如何学编程ers, having ALL specified devices[详细]

2023-02-17 03:39 分类：问答