Re: FW: Manual UPgrade question
- From: David Ramírez Reyes <dramirezr@xxxxxxxxx>
- To: Hemant-K.Chitale@xxxxxx
- Date: Fri, 4 Jul 2014 09:08:57 -0500
Didn't remember that detail of ORDER BY, that caused me lots of headaches
on the first db we migrated.
David Ramírez Reyes
MES DBA Technical Leader
On 4 July 2014 01:06, Chitale, Hemant K <Hemant-K.Chitale@xxxxxx> wrote:
>
>
> There's a 32MB file of a presentation "Upgrade and Migrate to Oracle
> Database 11g" by "Roy Swonger & Mike Dietrich".
>
> Search for it on oracle's site (or a google search).
>
>
>
> Also remember that behaviour of Group By changes (results are NOT ordered
> as you might have expected / seen them in 9i - so an ORDER BY is necessary
> if you expected sorted results), many optimizer changes as well. Changes
> to dbms_stats are also significant.
>
>
>
> Hemant K Chitale
>
>
>
>
>
> *From:* Chitale, Hemant K
> *Sent:* Friday, July 04, 2014 2:02 PM
> *To:* 'RStorey@xxxxxxxxxxxxxxxxxx'
> *Cc:* ORACLE-L
> *Subject:* RE: Manual UPgrade question
>
>
>
> Specifically responding to :
>
>
>
> ------------------------------------------------
>
> According to documentation, the datafiles are not changed. The upgrade
> involves recompilation of binaries and such.
>
>
>
> Or does the upgrade alter the contents of the sys tablespace?
>
> -------------------------------------------------
>
>
>
> The Upgrade **DOES** update the system tablespace (lots and lots of
> changes !). It would update the UNDO Tablespace. It also needs a new
> SYSAUX tablespace. Datafile headers need to be updated when the database is
> OPENed.
>
>
>
> The word size conversion requires additional scripts --- utlirp.sql and
> utlrp.sql and a separate script for Java objects.
>
> There are a number of support notes on word size conversion --- 62290.1,
> 548978.1, 341880.1 are three that I have saved.
>
>
>
> Hemant K Chitale
>
>
>
>
>
> *From:* oracle-l-bounce@xxxxxxxxxxxxx [
> mailto:oracle-l-bounce@xxxxxxxxxxxxx <oracle-l-bounce@xxxxxxxxxxxxx>] *On
> Behalf Of *Storey, Robert (DCSO)
> *Sent:* Thursday, July 03, 2014 10:08 PM
> *To:* Oracle L
> *Subject:* Manual UPgrade question
>
>
>
>
>
> So working on a manual upgrade of 9iR2 to 11gR2. Changing hardware and
> word size. Import/Export is not an option, DBUA is not an option, nor is
> transportable tablespaces. Manual is all I have left short of buying
> migration software such as Shareplex or Goldengate.
>
>
>
> The manual upgrade appears straight forward. My question is for after the
> upgrade.
>
>
>
> So I have a new server that will be my production server. I'll do my
> testing on it. So, assuming the manual upgrade is successfully wrung out
> and tested and I'm ready to do the live upgrade.
>
>
>
> I'm curious if , now that I have the upgraded DB on the production server
> could I just recopy over new versions of the datafiles, controlfiles, redo
> Logs(?) and restart the upgraded database without having to run through the
> upgrade again.
>
>
>
> According to documentation, the datafiles are not changed. The upgrade
> involves recompilation of binaries and such.
>
>
>
> Or does the upgrade alter the contents of the sys tablespace?
>
>
>
> Thanks
>
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