why are you reinventing the wheel? Oracle has already created a
process for doing that, it's called a standby database, which, as of
8i, can be opened in read-only mode
- Charlie Mengler <charliem_at_mwh.com> wrote:
> Why won't the following work?
>
> I take a hotbackup of a instance (MYDB) from a system called SRC
> by using a collection of "rcp" commands to copy the datafiles
> onto another system called DEST.
>
> I wave my magic wand across DEST & bring up a copy of the orginal
> instance (MYDB) on DEST and set all tablespaces to READ ONLY
> except SYS, RBS & TEMP. I allow users into the instance for a
> while & then shutdown the database; all the while I'm collecting
> redo logfiles from MYDB on SRC. I STARTUP RESTRICT the MYDB on DEST,
> ALTER the tablespaces back to READ WRITE mode, and SHUTDOWN
> IMMEDIATE.
>
> Next I move all copies of the controlfiles on DEST out of the way &
> STARTUP NOMOUNT
> CREATE CONTROLFILE REUSE DATABASE "MYDB" RESETLOGS ARCHIVELOG
> ...
>
> and apply the redo logfiles from SRC.
>
>
> ALTER DATABASE OPEN RESETLOGS;
>
> Next I set all tablespaces to READ ONLY
> except SYS, RBS & TEMP. I allow users into the instance for a
> while & then shutdown the database; all the while I'm collecting
> redo logfiles from MYDB on SRC. I STARTUP RESTRICT the MYDB on DEST,
> ALTER the tablespaces back to READ WRITE mode, and SHUTDOWN
> IMMEDIATE.
>
>
> Next I move all copies of the controlfiles on DEST out of the way &
> STARTUP NOMOUNT
> CREATE CONTROLFILE REUSE DATABASE "MYDB" RESETLOGS ARCHIVELOG
> ...
>
> and apply the redo logfiles from SRC.
>
>
> ALTER DATABASE OPEN RESETLOGS;
>
> .
> .
> .
> --
> Please see the official ORACLE-L FAQ: http://www.orafaq.com
> --
> Author: Charlie Mengler
> INET: charliem_at_mwh.com
>
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--
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--
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Received on Wed Jun 19 2002 - 14:43:36 CDT