Why does Rails 3 with Mysql2 Gem ActiveRecord::Base.connection.execute(sql) return Array not Hash?

Question

I\'m in the process of upgrading an application to Rails 3. I\'ve decided to go with the mysql2 gem. There\'s some legacy code in the app that makes calls like:

Answer 1

I faced a similar issue a while back and found this to work:

result = ActiveRecord::Base.connection.execute(sql) 
result.each(:as => :hash) do |row| 
   row["field"] 
end

edit: you could also use the select_all method of the connection object that returns a hash