I think that's maybe a db design issue more than a cake one and it
really depends on what you want to accomplish with your data.  I'd
recommend doing some reading on the concepts of db normalization and
data models:

http://dev.mysql.com/tech-resources/articles/intro-to-normalization.html
http://www.tonymarston.net/php-mysql/database-design.html
http://www.utexas.edu/its/windows/database/datamodeling/index.html

On May 17, 2:47 pm, Victor <[EMAIL PROTECTED]> wrote:
> I am trying to define the right model and relationship for User and
> Friend. Here are my tables
>
> CREATE TABLE users {
> id INT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
> name VARCHAR (20)
>
> }
>
> CREATE TABLE friends {
> user_id INT UNSIGNED,
> friend_id INT UNSIGNED
> PRIMARY KEY(user_id, friend_id)
>
> }
>
> The next thing is to define relationship. I use bake command to create
> relationship. User hasAndBelongsToMany Friend.
>
> So my User model includes this:
>
>         var $hasAndBelongsToMany = array(
>                         'Friend' => array('className' => 'Friend',
>                                                 'joinTable' => 'friends',
>                                                 'foreignKey' => 'user_id',
>                                                 'associationForeignKey' => 
> 'friend_id',
>                                                 'conditions' => '',
>                                                 'fields' => '',
>                                                 'order' => '',
>                                                 'limit' => '',
>                                                 'offset' => '',
>                                                 'unique' => '',
>                                                 'finderQuery' => '',
>                                                 'deleteQuery' => '',
>                                                 'insertQuery' => ''),
>         );
>
> The question is that does the Friend model need to include Friend
> hasAndBelongsMany User relationship? If it does what should it look
> like?
>
> Should Friend model just simply have Friend belongs User relationship?
>
> Is my friends table setup right? Is there better way?
>
> Will this setup not allow cases where user A has B as friend but B
> does not have A as friend?
>
> Thanks.


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