gitlab-org--gitlab-foss/db/post_migrate/20170621102400_add_stage_id...

22 lines
551 B
Ruby

class AddStageIdIndexToBuilds < ActiveRecord::Migration
include Gitlab::Database::MigrationHelpers
DOWNTIME = false
disable_ddl_transaction!
def up
unless index_exists?(:ci_builds, :stage_id)
add_concurrent_foreign_key(:ci_builds, :ci_stages, column: :stage_id, on_delete: :cascade)
add_concurrent_index(:ci_builds, :stage_id)
end
end
def down
if index_exists?(:ci_builds, :stage_id)
remove_foreign_key(:ci_builds, column: :stage_id)
remove_concurrent_index(:ci_builds, :stage_id)
end
end
end