On 3 March 2016 at 17:30, Tom Lane <tgl@xxxxxxxxxxxxx> wrote: > That's a syntax issue, so the place to look is > http://www.postgresql.org/docs/9.5/static/sql-syntax-lexical.html#SQL-SYNTAX-OPERATORS Ah, thanks. Perhaps a note in the operators page might be helpful? I'll change to use <> in place of !=; quite apart from being ANSI (which I hadn't realised) it has the advantage over != that I get nostalgia for 1983 and BASIC :) Geoff -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general