MongoDB 9.0 does not start with 7.0 data—Exit code 62 and Date values changing in Japan Standard Time

I measured in Docker that MongoDB 9.0.4 does not start when opened with 7.0 data, and that the value of Date in server-side ...

[Brazil Investigation] JavaScript Syntax in Server Scripts: What Works and What Doesn't in ES12 Mode

After a major upgrade to Brazil, is it safe to use ?., ??, and class in server scripts? The official release notes only state ...