debian-mirror-gitlab/db/post_migrate/20210505092746_create_partial_covering_index_for_pending_builds.rb
2021-06-08 01:23:25 +05:30

25 lines
828 B
Ruby

# frozen_string_literal: true
class CreatePartialCoveringIndexForPendingBuilds < ActiveRecord::Migration[6.0]
include Gitlab::Database::MigrationHelpers
disable_ddl_transaction!
EXISTING_INDEX = 'index_ci_builds_runner_id_pending'
NEW_INDEX = 'index_ci_builds_runner_id_pending_covering'
def up
disable_statement_timeout do
execute "CREATE INDEX CONCURRENTLY #{NEW_INDEX} ON ci_builds (runner_id, id) INCLUDE (project_id) WHERE status = 'pending' AND type = 'Ci::Build'" unless index_exists_by_name?(:ci_builds, NEW_INDEX)
end
remove_concurrent_index_by_name :ci_builds, EXISTING_INDEX
end
def down
add_concurrent_index :ci_builds, :runner_id, where: "status = 'pending' AND type = 'Ci::Build'", name: EXISTING_INDEX
remove_concurrent_index_by_name :ci_builds, NEW_INDEX
end
end