Re: partitioning using dblink
От | Marko Kreen |
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Тема | Re: partitioning using dblink |
Дата | |
Msg-id | e51f66da0802290926g6419471fqa8288a13640eaca1@mail.gmail.com обсуждение исходный текст |
Ответ на | Re: partitioning using dblink (Scara Maccai <m_lists@yahoo.it>) |
Список | pgsql-general |
On 2/29/08, Scara Maccai <m_lists@yahoo.it> wrote: > > Exactly, because inheritance/constraint exclusion wont work with views. > > Ok, so there should be something written in the docs about it... > From: > > "the information about a view in the PostgreSQL > system catalogs is exactly the same as it is for a table. So for the > parser, there is absolutely no difference between a table and a view" > > > I got that there should be no difference... plus, I don't get any errors, it's only that data in the view doesn't showup when I query the master table. Seems like bug in docs/code. But I think the paragraph is written with "in queries, views can be used anywhere tables can" in mind, not that you can administer them the same way. > > > 2) Why am I supposed to use unions in the view? > > > > So that query evaluator can exclude unnecessary partitions. > > Ok: that would be another way of having partitions, right? Yes, effect should be same. -- marko
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