On Tue, 2021-02-02 at 00:20 +0200, Andrus wrote: > > Obviously large objects *are* used. > > How to figure out what is this large object ? You can extract it with \lo_export 200936761 'somefile' in psql and examine the file. Ask the people who use that database! Yours, Laurenz Albe -- Cybertec | https://www.cybertec-postgresql.com