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| author | Daniel Lobato <elobatocs@gmail.com> | 2013-03-12 11:11:43 +0100 |
|---|---|---|
| committer | Daniel Lobato <elobatocs@gmail.com> | 2013-03-12 11:11:43 +0100 |
| commit | 672ffd4cd498eca36db3c3c495e955afde0f9258 (patch) | |
| tree | 260ca023617968e8ef1e44d9cec9cfe5da9a4706 /activerecord | |
| parent | dbafd36a2dd5751b6138b180474f81faad6dc46f (diff) | |
| download | rails-672ffd4cd498eca36db3c3c495e955afde0f9258.tar.gz rails-672ffd4cd498eca36db3c3c495e955afde0f9258.tar.bz2 rails-672ffd4cd498eca36db3c3c495e955afde0f9258.zip | |
Uniq cannot be used directly on an ActiveRecord model. 'DISTINCT field' is the only pluck query that translates into the aforementioned SQL
Diffstat (limited to 'activerecord')
| -rw-r--r-- | activerecord/lib/active_record/relation/calculations.rb | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/relation/calculations.rb b/activerecord/lib/active_record/relation/calculations.rb index 7f95181c67..d24f8233a8 100644 --- a/activerecord/lib/active_record/relation/calculations.rb +++ b/activerecord/lib/active_record/relation/calculations.rb @@ -135,7 +135,7 @@ module ActiveRecord # # SELECT people.id, people.name FROM people # # => [[1, 'David'], [2, 'Jeremy'], [3, 'Jose']] # - # Person.uniq.pluck(:role) + # Person.pluck('DISTINCT role') # # SELECT DISTINCT role FROM people # # => ['admin', 'member', 'guest'] # |