pub fn format_time(us: i64) -> StringExpand description
v7.17.0 Phase 3.P0-32 — PG TIME canonical text form
HH:MM:SS[.ffffff]. Mirrors PG time_out. Trailing zeros in
the fractional component are stripped — 12:00:00.500000
renders as 12:00:00.5 to match PG’s text output.