github.com/pf-qiu/concourse/v6@v6.7.3-0.20201207032516-1f455d73275f/atc/db/migration/migrations/1573113142_add_varsources_to_pipelines.down.sql (about) 1 BEGIN; 2 ALTER TABLE pipelines DROP COLUMN var_sources, 3 DROP COLUMN nonce; 4 COMMIT;