From 78c2d9fc223e7a9945aee65c838f7ce78e9ddb3e Mon Sep 17 00:00:00 2001 From: Rick Olson Date: Tue, 8 Apr 2008 05:20:33 +0000 Subject: ActiveRecord::Base#sum defaults to 0 if no rows are returned. Closes #11550 [kamal] git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@9243 5ecf4fe2-1ee6-0310-87b1-e25e094e27de --- activerecord/lib/active_record/calculations.rb | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'activerecord/lib/active_record') diff --git a/activerecord/lib/active_record/calculations.rb b/activerecord/lib/active_record/calculations.rb index 490c8f4712..64527ec3f0 100644 --- a/activerecord/lib/active_record/calculations.rb +++ b/activerecord/lib/active_record/calculations.rb @@ -71,7 +71,7 @@ module ActiveRecord # # Person.sum('age') def sum(column_name, options = {}) - calculate(:sum, column_name, options) + calculate(:sum, column_name, options) || 0 end # This calculates aggregate values in the given column. Methods for count, sum, average, minimum, and maximum have been added as shortcuts. -- cgit v1.2.3