Re: Non-storable data type - Mailing list pgsql-general

From Tom Lane
Subject Re: Non-storable data type
Date
Msg-id 6846.1301178901@sss.pgh.pa.us
Whole thread Raw
In response to Non-storable data type  (Daniele Varrazzo <daniele.varrazzo@gmail.com>)
Responses Re: Non-storable data type  (Daniele Varrazzo <daniele.varrazzo@gmail.com>)
List pgsql-general
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

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