On 4/27/06, Tom Lane <[EMAIL PROTECTED]> wrote: > Greg Stark <[EMAIL PROTECTED]> writes: > > There are other ways of achieving the same thing. Structs containing a union > > for the subclass fields for example. > > Doesn't achieve the same thing, unless you mandate that every part of > the system use the identical massively-overloaded union struct to refer > to every node.
If we do subclassing like this: struct Node { ... }; struct Value { struct Node; ... }; etc. do we still run into the alias problem? -- Taral <[EMAIL PROTECTED]> "You can't prove anything." -- Gödel's Incompetence Theorem ---------------------------(end of broadcast)--------------------------- TIP 4: Have you searched our list archives? http://archives.postgresql.org