On Tuesday, August 28, 2018, PG Doc comments form <nore...@postgresql.org> wrote:
> > postgres=# DECLARE > postgres-# key integer; > ERROR: syntax error at or near "integer" > LINE 2: key integer; > ^ > You are writing pl/psql language code at the SQL input prompt. That won't work. You have to either use the SQL DO command or write a function. David J.