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## Rails 4.0.0 (unreleased) ##
+* Deprecate calling `Relation#sum` with a block. To perform a calculation over
+ the array result of the relation, use `to_a.sum(&block)`.
+
+ *Carlos Antonio da Silva*
+
* Fix postgresql adapter to handle BC timestamps correctly
HistoryEvent.create!(:name => "something", :occured_at => Date.new(0) - 5.years)