1def migrate_up(manager): 2 manager.execute('ALTER TABLE autotests DROP params') 3 manager.execute('ALTER TABLE jobs DROP kernel_url, DROP status, ' 4 'DROP submitted_on') 5 manager.execute('ALTER TABLE host_queue_entries DROP created_on') 6 7def migrate_down(manager): 8 manager.execute('ALTER TABLE autotests ADD params VARCHAR(255)') 9 manager.execute('ALTER TABLE jobs ADD kernel_url VARCHAR(255), ' 10 'ADD status VARCHAR(255), ADD submitted_on datetime') 11 manager.execute('ALTER TABLE host_queue_entries ADD created_on ' 12 'datetime') 13