Ruby on Rails

On 17 September 2014 23:32, Arthur Petrov <lists@ruby-forum.com> wrote:
> I would like to ask how can merge data with Mongoid, when I inserting
> new data
>
> class Record
> include Mongoid::Document
> include Mongoid::Attributes::Dynamic
> field :header1, :type => String
> field :header2, :type => String
> validates :header1, uniqueness:{scope: :header2}
> end
> Then I want to create a database from arrays of hashes
>
> record1 = [{"header4" =>"value4"}, {"header3" =>"value3"},
> {"header5"=>"value5"}, {"header1"=>"value1"}, {"header2"=>"value2"}]
> record2 = [{"header4" =>"value4"}, {"header3" =>"value3"},
> {"header5"=>"value5"}, {"header1"=>"value1"}, {"header2"=>"value2"}]
> all_records= [record1, record2]
>
> And I want to create new database record and if data with same keys
> (header1+header2) already exist I want to merge this rows
>
> all_records.each do record
> record.each |do| i
> Record.create!(i)
> Record.where(:header1 => i["header1"], :header2 => i["header2"]
> ).update(i)
> Record.index({ header1: 1, header2:1 }, { unique: true, drop_dups: true
> })

Should there be a space after header2:

Colin

> end
> end
> But when I run this code I am getting error Mongoid::Errors::Validations
> And looks like code record.index({ header1: 1, header:2 }, { unique:
> true, drop_dups: true })
> does not do anything, because I still getting duplicated records in
> database.
> What is wrong with this code? Thank you for the help!
>
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