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Junrey Beduya

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ActiveRecord: cache column information

// Cache the column information so that no more query will be
// sent to the server thereafter

class ActiveRecord::Base
	
	@@_cached_columns = {}
	class << self
		
		alias :old_columns :columns
		
		def columns
			return @@_cached_columns[table_name] if @@_cached_columns[table_name]
			@@_cached_columns[table_name] = old_columns
		end
		
	end
	
end

to ruby rails activerecord on by jbeduya on Apr 27, 2007 2 Comments