gitlab-org--gitlab-foss/db/migrate/20201201034258_add_index_fo...

25 lines
683 B
Ruby

# frozen_string_literal: true
class AddIndexForNonSystemNoteables < ActiveRecord::Migration[6.0]
include Gitlab::Database::MigrationHelpers
DOWNTIME = false
disable_ddl_transaction!
LEGACY_INDEX_NAME = "index_notes_on_noteable_id_and_noteable_type"
NEW_INDEX_NAME = "index_notes_on_noteable_id_and_noteable_type_and_system"
def up
add_concurrent_index :notes, [:noteable_id, :noteable_type, :system], name: NEW_INDEX_NAME
remove_concurrent_index_by_name :notes, LEGACY_INDEX_NAME
end
def down
add_concurrent_index :notes, [:noteable_id, :noteable_type], name: LEGACY_INDEX_NAME
remove_concurrent_index_by_name :notes, NEW_INDEX_NAME
end
end