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| author | Aaron Patterson <aaron.patterson@gmail.com> | 2010-09-08 14:36:10 -0700 |
|---|---|---|
| committer | Aaron Patterson <aaron.patterson@gmail.com> | 2010-09-08 14:36:10 -0700 |
| commit | 7b8944cb7662509d7ba6869ff571518ac7f848ea (patch) | |
| tree | be57ff9ce3a937428a5c61cb8cada24006fe8874 /lib/arel/attributes | |
| parent | ab55d3bfc18348e9f43e4604e02c4c3db7a3e23c (diff) | |
| download | rails-7b8944cb7662509d7ba6869ff571518ac7f848ea.tar.gz rails-7b8944cb7662509d7ba6869ff571518ac7f848ea.tar.bz2 rails-7b8944cb7662509d7ba6869ff571518ac7f848ea.zip | |
adding a sum node
Diffstat (limited to 'lib/arel/attributes')
| -rw-r--r-- | lib/arel/attributes/attribute.rb | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/arel/attributes/attribute.rb b/lib/arel/attributes/attribute.rb index 464d78188a..af9bbdd478 100644 --- a/lib/arel/attributes/attribute.rb +++ b/lib/arel/attributes/attribute.rb @@ -12,6 +12,10 @@ module Arel def count distinct = false Nodes::Count.new [self], distinct end + + def sum + Nodes::Sum.new [self], Nodes::SqlLiteral.new('sum_id') + end end class String < Attribute; end |