I used matching regexes to check if a particular string actually has a time moment, in the form YYYY-MM-DD hh:mm:ss.xxx .
If you add events, they may not have FKs, you just add them to the table while generating PKs on the fly. This is useful in many cases. There could be other approaches with different cases, I suspect.
If you add events, they may not have FKs, you just add them to the table while generating PKs on the fly. This is useful in many cases. There could be other approaches with different cases, I suspect.