init do `insert into users(id, age) values (1, 10)` end process do transaction tx1 read_committed do `delete from users where id = 1` latch end end process do transaction tx2 read_committed do latch let updated_count := `update users set age := 11 where id = 1` end end property eventually(`select * from users` = {}) property eventually(updated_count = 0)