On: Temporal Tables PostgreSQL Extension

[beeforpork]

Why do you need the versioning_trigger on 'INSERT' also? There is no original row to archive in this case, or what does this do?

[karavelov → beeforpork]

I guess they have to populate the time range column.

[jerryluc → beeforpork]

Probably because of:

  ON CONFLICT DO UPDATE

See: https://www.postgresql.org/docs/9.5/sql-insert.html