Re: Recursive containment of composite types - Mailing list pgsql-hackers

On mån, 2011-03-28 at 09:54 -0500, Merlin Moncure wrote:
> Well, maybe. In fact, probably.  That's like asking in C if it's sane
> to have a structure to contain a pointer back to itself, which of
> course it is.

But this is not a pointer, it's containment.  SQL has pointers, too
(reference types).