search for: product_count

...... I have an interesting issue that the online docs aren''t helping me with. In my app I have 4 models Item < ActiveRecord Deal < Item Product < Item Category < ActiveRecord Item has_and_belongs_to_many :categories... On each category record I''d like to maintain a product_count and deal_count to increase performance. This doesn''t appear possible with the current "counter_cache" declaration. Anyone have ideas on how to approach this? In the past I''ve just run an hourly cron task to calculate & update all records of this type, but I feel th...