Re: Fragmentation question.

From: Torsten Borchert <T.Borchert_at_DeutschePost.de>
Date: Fri, 30 Apr 1999 15:57:46 +0200
Message-ID: <3729B6DA.76A23A21@DeutschePost.de>

Hi,
Horizontal fragmentation means: you need a subset of all rows in the table, this subset you get with a where clause in a select.

Torsten

Abhimanyu Parasher wrote:
>
> Hi!
> Thanks for reading this posting. I have a question about the fragmentation od tables in ORACLE. I need to understand it urgently.
>
> What does Horizontal fragmentation mean in the case of ORACLE? Does it mean that we hold separate copies of fragmented tables in different databases ? Because, if it is like that then the constraint policy of Primary key wouldn't hold good on such kind of data.
> So, what actually it means ?
>
> Please reply asap.
>
> Thanks
>
> Abhimanyu Parasher
>
> --
>
>
>
Received on Fri Apr 30 1999 - 08:57:46 CDT