| -- +migrate Up | |
| ALTER TABLE rotations ADD CHECK (shift_length > 0); | |
| -- +migrate Down | |
| ALTER TABLE rotations DROP CONSTRAINT rotations_shift_length_check; | |
| -- +migrate Up | |
| ALTER TABLE rotations ADD CHECK (shift_length > 0); | |
| -- +migrate Down | |
| ALTER TABLE rotations DROP CONSTRAINT rotations_shift_length_check; | |