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34

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0
Q: 

Relationship among models[Rails]

Hi

I am Having 3 Models

Category / Issue / Article

Where Article is taggable_on :topics and :sub_topics Using [acts_as_taggable_on plugin]

So what kind of relationship we have to maintain among these model and how we can retrieve category topics,sub_topics / issues topics and sub_topics

Thanks in advance

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