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upcoming_event
2006 Sep 03
1
New Technique: Subsets of has_many Associations
I just now thought of this, and sure enough it works like a charm (at
least so far in my limited testing):
has_many :events, :dependent => :delete_all
has_many :upcoming_events, :class_name => "Event", :conditions =>
"date > NOW()"
The purpose of this is that it makes eager loading of subsets of
associations possible without replacing all the magic of the original
association that you may want. If you consider that the number of
events may g...