fred_ice_oas4,078 rowsfred_tier_a136,251 rowsobservation_date leads no index, so this sort reads every matching row and keeps only the top 50 in a heap (the page LIMIT), under a 5s statement timeout.
| series_idtext | observation_date ↓date | realtime_startdate | realtime_enddate | valuenumeric | value_rawtext | sourcetext | endpointtext |
|---|
| as_ofdate |
|---|
| vintage_tstimestamp with time zone |
|---|
| retrieved_attimestamp with time zone |
|---|
| GDP | 1952-04-01 | 2009-07-31 | 2013-07-30 | 352.100000 | 352.1 | fred_tier_a | /fred/series/observations | {"series_id":"GDP","full_vintage":true} | 2026-09-08 | 2026-09-08 21:44 | 2026-09-08 21:44 |