ore/conf/evolutions/default/106.sql
# --- !Ups
ALTER TABLE project_version_download_warnings
ALTER COLUMN download_id DROP NOT NULL,
ALTER COLUMN download_id DROP DEFAULT;
UPDATE project_version_download_warnings SET download_id = NULL WHERE download_id = -1;
# --- !Downs
UPDATE project_version_download_warnings SET download_id = -1 WHERE download_id IS NULL;
ALTER TABLE project_version_download_warnings
ALTER COLUMN download_id SET DEFAULT -1,
ALTER COLUMN download_id SET NOT NULL;