gitlab-org--gitlab-foss/db/migrate/20170824162758_allow_appearances_description_html_null.rb
Jan Provaznik 0fc9f9d3e7 Add version 4.2 to all existing migrations
DB schema generated by a migration may look different in
rails 4 and 5 (because rails 5 may use different default values).
For this reason it's important to explicitly set for which rails
version a migration was written for.

See https://stackoverflow.com/questions/35929869/activerecordmigration-deprecation-warning-asks-for-rails-version-but-im-no/35930912#35930912
2018-11-22 13:18:28 +01:00

18 lines
546 B
Ruby

# See http://doc.gitlab.com/ce/development/migration_style_guide.html
# for more information on how to write migrations for GitLab.
class AllowAppearancesDescriptionHtmlNull < ActiveRecord::Migration[4.2]
include Gitlab::Database::MigrationHelpers
# Set this constant to true if this migration requires downtime.
DOWNTIME = false
def up
change_column_null :appearances, :description_html, true
end
def down
# This column should not have a `NOT NULL` class, so we don't want to revert
# back to re-adding it.
end
end