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view db/migrate/021_add_tracker_position.rb @ 1545:f81fcbde7eaf feature_1136

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Merge
author Chris Cannam <chris.cannam@soundsoftware.ac.uk>
date Tue, 12 Jan 2016 15:14:36 +0000
parents 261b3d9a4903
children
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class AddTrackerPosition < ActiveRecord::Migration
  def self.up
    add_column :trackers, :position, :integer, :default => 1
    Tracker.all.each_with_index {|tracker, i| tracker.update_attribute(:position, i+1)}
  end

  def self.down
    remove_column :trackers, :position
  end
end