db/migrate/20180509103208_migrate_meetings_category.decidim_meetings.rb
# frozen_string_literal: true
# This migration comes from decidim_meetings (originally 20170612101925)
class MigrateMeetingsCategory < ActiveRecord::Migration[5.1]
def change
# Create categorizations ensuring database integrity
execute('
INSERT INTO decidim_categorizations(decidim_category_id, categorizable_id, categorizable_type, created_at, updated_at)
SELECT decidim_category_id, decidim_meetings_meetings.id, \'Decidim::Meetings::Meeting\', NOW(), NOW()
FROM decidim_meetings_meetings
INNER JOIN decidim_categories ON decidim_categories.id = decidim_meetings_meetings.decidim_category_id
')
# Remove unused column
remove_column :decidim_meetings_meetings, :decidim_category_id
end
end