Re: Non-storable data type

Daniele Varrazzo <daniele.varrazzo@gmail.com> writes:
> Hello,
> writing an extension library, I have a type only used to perform
> efficient in-place aggregation, but absolutely not to be used as a
> data type into a table (it contains pointers, so it would be a
> guaranteed crash).

> Is there a way to mark the type as non-storable?

Can you avoid making it a type at all?  I think there are existing
examples of aggregates that just declare their state value as INTERNAL.

            regards, tom lane