On Sat, Mar 04, 2006 at 12:21:38PM +0900, Michael Glaesemann wrote: > create unique index employment_history_pkey_idx > on employment_history (company, (during).from_date, (during).to_date); > ERROR: syntax error at or near "." at character 89 > LINE 2: on employment_history (company, (during).from_date, (during)... > ^ This works: create unique index employment_history_pkey_idx on employment_history (company, ((during).from_date), ((during).to_date)); -- Michael Fuhr