1UP_SQL = """
2ALTER TABLE tko_tests
3DROP FOREIGN KEY `invalidates_test_idx_fk`,
4ADD CONSTRAINT `invalidates_test_idx_fk_1`
5FOREIGN KEY (`invalidates_test_idx`)
6REFERENCES `tko_tests`(`test_idx`) ON DELETE CASCADE;
7"""
8
9DOWN_SQL = """
10ALTER TABLE tko_tests
11DROP FOREIGN KEY `invalidates_test_idx_fk_1`,
12ADD CONSTRAINT `invalidates_test_idx_fk`
13FOREIGN KEY (`invalidates_test_idx`)
14REFERENCES `tko_tests`(`test_idx`) ON DELETE NO ACTION;
15"""
16