Hi, On 2018-10-18 17:44:21 +0200, Marcus Strube wrote: > the alias "constructor" does seem to be a problem. > > select n as "constructor" from (VALUES (1), (2), (3)) AS t (n) > > This gives this result: https://imgur.com/a/dM9eM06 > > psql for both gives the same result. > > I am running the latest version from the "PostgreSQL Apt Repository" on > Ubuntu 18.10 in desktop mode. Could you verify that the same happens when you use psql? Greetings, Andres Freund