canvas-lms/db/migrate/20200422160230_add_missing_...

13 lines
534 B
Ruby

# frozen_string_literal: true
class AddMissingFkIndexes2 < ActiveRecord::Migration[5.2]
tag :postdeploy
disable_ddl_transaction!
def change
add_index :assignments, :migrate_from_id, where: "migrate_from_id IS NOT NULL", algorithm: :concurrently, if_not_exists: true
add_index :anonymous_or_moderation_events, :quiz_id, where: "quiz_id IS NOT NULL", algorithm: :concurrently, if_not_exists: true
add_index :viewed_submission_comments, :submission_comment_id, algorithm: :concurrently, if_not_exists: true
end
end