class AddUniqueNameConstraints < ActiveRecord::Migration
def change
# Ensure uniqueness before adding constraints.
- ["collections", "pipeline_templates", "pipeline_instances", "jobs", "groups"].each do |table|
+ ["collections", "pipeline_templates", "groups"].each do |table|
rows = ActiveRecord::Base.connection.select_all %{
select uuid, owner_uuid, name from #{table} order by owner_uuid, name
}