On Wed, Sep 8, 2010 at 12:07 AM, nobosh <[email protected]> wrote:

> Adam, interesting , what are you thoughts about when I want to return
> all books by instance_id.. won't that kill the db looking at the
> user's table?


You're right that it would be extra logic in the query. If it will be a
common lookup it may be better to store it on the books table as well.

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