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# frozen_string_literal: true
class AddFkOnMrUserMentionsNoteIdConvertToIdBigint < Gitlab::Database::Migration[2.1]
include Gitlab::Database::MigrationHelpers::ConvertToBigint
disable_ddl_transaction!
SOURCE_TABLE_NAME = :merge_request_user_mentions
TARGET_TABLE_NAME = :notes
FK_NAME = :fk_merge_request_user_mentions_note_id_convert_to_bigint
def up
return unless should_run?
# This will replace the existing fk_rails_c440b9ea31
# when we swap the integer and bigint columns
add_concurrent_foreign_key SOURCE_TABLE_NAME, TARGET_TABLE_NAME,
column: :note_id_convert_to_bigint,
name: FK_NAME,
on_delete: :cascade,
reverse_lock_order: true,
validate: false
end
def down
return unless should_run?
with_lock_retries do
remove_foreign_key_if_exists(
SOURCE_TABLE_NAME,
TARGET_TABLE_NAME,
name: FK_NAME,
reverse_lock_order: true
)
end
end
private
def should_run?
com_or_dev_or_test_but_not_jh?
end
end
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