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Re: Number of files in an Instance?

From: Lun Wing San (Oracle) <wslun_at_qrcsun.qrc.org>
Date: 1997/03/01
Message-ID: <3318E2DE.2F10@qrcsun.qrc.org>#1/1

S. Snadow wrote:
>
> Is there a limit to the number of files that can be in an Oracle 7.3
> instance?
>
> Can you do union in view across instances and gain the optimizer
> advantages?

  The number of files are bounded by the operating system. Moreover, the MAXDATAFILES parameter (when you create the control file) as well as the DB_FILES set for the session.

  You can union the views across instances by using database link. However, whether it gains the advantage is up to your query because the network overhead.

---
Name   : Lun Wing San (Certified Oracle Database Administrator)

Title  : Oracle Application Developer of Hong Kong Productivity Council
         Oracle Database Administrator and System Administrator of QRC
Phone  : (852)27885841

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Received on Sat Mar 01 1997 - 00:00:00 CST

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