thanks, it's VERY helpful.
understanding SQL99 draft is a bit more difficult than i thought :)
regards,
---
.evgen
On 27 Nov 2002, Hannu Krosing wrote:
> I attach a railroad diagram of SQL99 "WITH RECURSIVE" and a diff against
> mid-summer gram.y which implements half of SQL99 _syntax_ (just the WITH
> {RECURSIVE} part, SEARCH (tree search order order) and CYCLE (recursion
> control) clauses are missing).
>