Re: Tree structure
От | Zeljko Trogrlic |
---|---|
Тема | Re: Tree structure |
Дата | |
Msg-id | 4.1.20000912124859.018dbc88@192.168.0.7 обсуждение исходный текст |
Ответ на | Re: Tree structure (Zeljko Trogrlic <zeljko@technologist.com>) |
Список | pgsql-sql |
Thanks for your offer, I'll be very interested to see how you did that. I also found very interesting solution at http://www.dbmsmag.com/9603d06.html http://www.dbmsmag.com/9604d06.html http://www.dbmsmag.com/9605d06.html At 11:22 12.9.2000 , kovacsz wrote: >We are using tree structures (and partially ordered trees) with >PostgreSQL. After the beginning success we got into speed problems. With >special plus tables, triggers and functions now we have a reasonably fast >database which contains about 5-10 tree structures. If you are interested, >I may send you some of these part of our database. But, PostgreSQL "from >base" doesn't support tree structures, neither recursions (like in SQL3), >as far as I know (see TODO list).
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