Re: inherit support for foreign tables
От | Robert Haas |
---|---|
Тема | Re: inherit support for foreign tables |
Дата | |
Msg-id | CA+Tgmobgrz5EgZyAX4DnFdGG3nYuZj-wot-=eQfFkCpNybjV2A@mail.gmail.com обсуждение исходный текст |
Ответ на | Re: inherit support for foreign tables (Tom Lane <tgl@sss.pgh.pa.us>) |
Список | pgsql-hackers |
On Tue, Jan 21, 2014 at 3:00 PM, Tom Lane <tgl@sss.pgh.pa.us> wrote: > Robert Haas <robertmhaas@gmail.com> writes: >> One thing that's bugging me a bit about this whole line of attack is >> that, in the first instance, the whole goal here is to support >> inheritance hierarchies that mix ordinary tables with foreign tables. >> If you have a table with children some of which are inherited and >> others of which are not inherited, you're very likely going to want >> your constraints enforced for real on the children that are tables and >> assumed true on the children that are foreign tables, and none of what >> we're talking about here gets us to that, because we normally want the >> constraints to be identical throughout the inheritance hierarchy. > > There's a nearby thread that's addressing this same question, in which > I make the case (again) that the right thing for postgres_fdw constraints > is that they're just assumed true. So I'm not sure why this conversation > is proposing to implement a lot of mechanism to do something different > from that. /me scratches head. Because the other guy named Tom Lane took the opposite position on the second message on this thread, dated 11/14/13? -- Robert Haas EnterpriseDB: http://www.enterprisedb.com The Enterprise PostgreSQL Company
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