arrivals_departures/connections: make fast again ⚡️

by adding indexes on stop_times.{arrival,departure}_time with `NULLS LAST`, as introduced by b2001e3. follow-up of b2001e3
public-transport · Jul 5, 2024 · 5b92e5c · 5b92e5c
1 parent 5537810
commit 5b92e5c
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/lib/stop_times.js b/lib/stop_times.js
@@ -108,6 +108,9 @@ AND "${opt.schema}".stop_times.stop_sequence = t.stop_sequence;
 
 CREATE INDEX ON "${opt.schema}".stop_times (stop_sequence_consec);
 CREATE INDEX ON "${opt.schema}".stop_times (trip_id, stop_sequence_consec);
+CREATE INDEX ON "${opt.schema}".stop_times (arrival_time DESC NULLS LAST);
+CREATE INDEX ON "${opt.schema}".stop_times (departure_time DESC NULLS LAST);
+-- todo: are these two necessary?
 CREATE INDEX ON "${opt.schema}".stop_times (arrival_time);
 CREATE INDEX ON "${opt.schema}".stop_times (departure_time);