diff options
| author | Aaron Patterson <aaron.patterson@gmail.com> | 2010-09-08 15:08:00 -0700 |
|---|---|---|
| committer | Aaron Patterson <aaron.patterson@gmail.com> | 2010-09-08 15:08:00 -0700 |
| commit | 7b122f9a336c8c780dcc5a29074f17f3ec493dc6 (patch) | |
| tree | f1d76bf30258e0413d9ac032493225f3c4fdaddb /lib/arel/attributes | |
| parent | 301dfa5a3888a41ea36324a390241538249e9a53 (diff) | |
| download | rails-7b122f9a336c8c780dcc5a29074f17f3ec493dc6.tar.gz rails-7b122f9a336c8c780dcc5a29074f17f3ec493dc6.tar.bz2 rails-7b122f9a336c8c780dcc5a29074f17f3ec493dc6.zip | |
adding maximum nodes
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 af9bbdd478..bb85af4634 100644 --- a/lib/arel/attributes/attribute.rb +++ b/lib/arel/attributes/attribute.rb @@ -16,6 +16,10 @@ module Arel def sum Nodes::Sum.new [self], Nodes::SqlLiteral.new('sum_id') end + + def maximum + Nodes::Max.new [self], Nodes::SqlLiteral.new('max_id') + end end class String < Attribute; end |