"Daniel Westermann (DWE)" <daniel(dot)westermann(at)dbi-services(dot)com> writes:
>> Yeah, but populating it would not (unless many of the columns were
>> NULL).
> Ok, but then should the documentation be more precise? It seems a bit odd to let users create such a table without at least a warning.
Given the impact of NULLs, and the fact that usually tables have some
variable-width columns, I doubt that a creation-time warning could be
accurate enough to be useful.
regards, tom lane