Tom Lane napsal(a):
> Zdenek Kotala <Zdenek.Kotala@Sun.COM> writes:
>> Another potential problem with toast setting is that reloption is toastable and
>> it could generates loops in detoasting pg_class tuples. For example toast chunk
>> size cannot be implement like reloption (or pg_class should use every time
>> default values).
>
> Nonsense. Toast chunk size isn't going to become variable *at all*,
> unless we go over to the proposed toast indexing method that allows
> the chunks to be self-identifying; in which case there's no problem
> in pg_class or anyplace else.
I know. It was only example that some reloption cannot be applied on pg_class
relation and pg_class toast table, because it could introduce chicken/egg problem.
Zdenek