DROP INDEX IF EXISTS idx_job_audit_expired_lease; DROP INDEX IF EXISTS idx_job_audit_claim; ALTER TABLE job_audit DROP COLUMN request_sequence; ALTER TABLE job_audit DROP COLUMN cancel_requested; ALTER TABLE job_audit DROP COLUMN available_at; ALTER TABLE job_audit DROP COLUMN fencing_token; ALTER TABLE job_audit DROP COLUMN attempt; ALTER TABLE job_audit DROP COLUMN lease_until; ALTER TABLE job_audit DROP COLUMN owner_id; ALTER TABLE job_audit DROP COLUMN request_hash; ALTER TABLE job_audit DROP COLUMN request_json; DELETE FROM tenant WHERE id = '00000000-0000-0000-0000-000000000000' AND slug = 'evobgp-system-jobs';