# Symmetric associations

**URL:** <https://www.ruby-forum.com/t/symmetric-associations/158344>\
**Category:** Rails\
**Created:** [January 22, 2009, 10:51am UTC](https://www.ruby-forum.com/t/symmetric-associations/158344 "2009-01-22T10:51:03Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![gamafranco](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/g/a9adbd/32.png) [@gamafranco](https://www.ruby-forum.com/u/gamafranco)\
**Post date:** [January 22, 2009, 10:51am UTC](https://www.ruby-forum.com/t/symmetric-associations/158344/1 "2009-01-22T10:51:03Z")

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Hello,

This is probably a common question, but I haven’t found an answer  
after searching within this group.

What is the recommended way to implement symmetric associations (e.g.  
brother, friend, etc)? I’m using rails 2.2.2. The plugin  
has\_many\_related doesn’t work.

Thanks,  
TF