implicit casts before arithmetic, especially signed/unsigned mixes
Фото: Максим Блинов / РИА Новости
，这一点在PG官网中也有详细论述
Null references are famously the billion dollar mistake, and they're not just a theoretical concern. In June 2025, a single null value in a database field cascaded through Google Cloud's Service Control system and took down multiple GCP and Workspace products worldwide for hours. The null hit a code path with no error handling, replicated globally in seconds, and the resulting outage took nearly three hours to fully resolve. Gleam's Option type would have forced the developer or the agent to handle the missing case before the code compiled. It doesn't prevent every failure in a chain like that, but it removes the specific class of bug that triggered it.
the top or bottom of the terminal scrollback. #10003