Heikki Linnakangas <heikki.linnakangas@enterprisedb.com> writes:
> On 25.11.2010 18:28, Tom Lane wrote:
>> Or just specify a format for the extra information. Perhaps it could be
>> thought of as being a value of type bytea? Obviously we can't just have
>> a fixed amount of info, but maybe a blob with a length word is enough.
> That seems quite awkward to work with. Let's at least make it a Node *,
> so that you can store a Value or List there, or anything else that
> already has copyObject support.
Yeah, that works. A struct could be emulated by using a List with a
known order of elements. If someone did need a binary blob, they could
represent it as a Const of type bytea.
regards, tom lane