Group by clause : Map to SQL « ActiveRecord « Ruby






  1. Ruby
  2. ActiveRecord
  3. Map to SQL

Group by clause


Account.find :all, :group => "last_name"

will result in the following SQL:

SELECT * FROM accounts GROUP BY last_name








Related examples in the same category

1.The :order parameter defines the sorting order.
2.Aggregate function and group by
3.Left join
4.Left join on a column
5.Limit offset