Re: How to Install Oracle 12 Client in Existing Oracle Home

From: Seth Miller <sethmiller.sm_at_gmail.com>
Date: Wed, 8 May 2019 14:02:52 -0500
Message-ID: <CAEueRAXBdc6fv8NA6+KPn024pnOQp1O+hEFH8E9Cwf7=_ksOzw_at_mail.gmail.com>



I don't think anyone is arguing that you can't have the client on the same server as the database. Putting two different Oracle installations in the same home is the problem.

On Wed, May 8, 2019 at 1:52 PM Scott Canaan <srcdco_at_rit.edu> wrote:

> I understand all that. We prefer to have them separate, but I lost that
> battle years ago.
>
>
>
> The (quick) history is this. Several times a year the app would start
> running slowly. It would only be fixed by restarting the app server and
> bouncing the database. At that point, it was running on old Solaris
> hardware and we were in the process of upgrading the app and migrating to
> Red Hat 7 and much newer servers. We did some analysis and found that the
> database was responding very quickly, however the app was sending the same
> SQL almost a million times, so it looked like the SQL was taking a long
> time to run. The decision was made to co-locate the app and the database
> (something I don’t like to do) to “eliminate the network” from the
> transaction. My belief was that the move from Solaris to Red Hat would
> have been enough to solve the problem as benchmarking that I had done
> showed that the Red Hat servers were 10 – 20 times faster than the Solaris
> servers. I was overruled, so I had to create an Oracle Home that ran the
> database and also contained all of the client software so the app could run.
>
>
>
> That’s how we got to where we are now. Now we are trying to upgrade from
> Oracle 12.1.0.2 to 12.2.0.1 and need a similar configuration. I’d love to
> go back to the app server / database server configuration, but those that
> made the original decision to co-locate them have said no.
>
>
>
> *Scott Canaan ‘88*
>
> *Sr Database Administrator *Information & Technology Services
> Finance & Administration
>
>
> *Rochester Institute of Technology *o: (585) 475-7886 | f: (585) 475-7520
>
> *srcdco_at_rit.edu <srcdco_at_rit.edu>* | c: (585) 339-8659
>
> *CONFIDENTIALITY NOTE*: The information transmitted, including
> attachments, is intended only for the person(s) or entity to which it is
> addressed and may contain confidential and/or privileged material. Any
> review, retransmission, dissemination or other use of, or taking of any
> action in reliance upon this information by persons or entities other than
> the intended recipient is prohibited. If you received this in error, please
> contact the sender and destroy any copies of this information.
>
>
>
> *From:* Seth Miller <sethmiller.sm_at_gmail.com>
> *Sent:* Wednesday, May 8, 2019 2:40 PM
> *To:* Backseat DBA <backseatdba_at_gmail.com>
> *Cc:* woodwardinformatics_at_strychnine.co.uk; Scott Canaan <srcdco_at_rit.edu>;
> oracle-l_at_freelists.org
> *Subject:* Re: How to Install Oracle 12 Client in Existing Oracle Home
>
>
>
> Installing a client in an existing home puts you in a precarious position
> at best with Oracle Support.
>
>
>
>
>
>
>
>
>
> On Wed, May 8, 2019 at 1:35 PM Jeff Chirco <backseatdba_at_gmail.com> wrote:
>
> Our ERP system is done in COBOL. It was a package purchased many years ago
> but we own the source code and have completely redone it over the years. It
> is a totally custom ERP system. The COBOL developers range from 20-39 years
> old, granted they were all hired from within and trained into that
> position. However we have begun to work on moving this ERP system into
> APEX.
>
>
>
> On Wed, May 8, 2019 at 7:42 AM Michael D O’Shea/Woodward Informatics Ltd <
> woodwardinformatics_at_strychnine.co.uk> wrote:
>
> I just have to ask, sorry - COBOL? Is there much COBOL there or this is
> just one of the remaining remnant applications? And is new COBOL
> development ongoing? And the developers, what age range?
>
>
>
> I do a lot of contract work in banks and although I’ve heard rumours there
> is COBOL in the wild, I have never met one of these developers. Especially
> Pro*COBOL.
>
>
>
> Decades back I used to develop in Cics and RM/COBOL. As I write, that was
> decades back. I have not seen COBOL on the (UK) contract job boards for
> years either.
>
>
>
> Mike
>
> Von meinem iPhone gesendet
>
>
> Am 08.05.2019 um 15:31 schrieb Scott Canaan <srcdco_at_rit.edu>:
>
> I was wondering the same thing. In 12.1.0.2, the Oracle Homes are
> slightly different, though. I have to make sure that the Pro*COBOL
> precompiler is there, as the application is written in COBOL.
>
>
>
> In looking at the inventory on the special Oracle Home that I built in
> 2016 that includes the client, the comps.xml file is different in that it
> includes the client install in addition to the base install.
>
>
>
> The problem is that I can’t just take a chance that it will work.
>
>
>
> *Scott Canaan ‘88*
>
> *Sr Database Administrator *Information & Technology Services
> Finance & Administration
>
>
> *Rochester Institute of Technology *o: (585) 475-7886 | f: (585) 475-7520
>
> *srcdco_at_rit.edu <srcdco_at_rit.edu>* | c: (585) 339-8659
>
> *CONFIDENTIALITY NOTE*: The information transmitted, including
> attachments, is intended only for the person(s) or entity to which it is
> addressed and may contain confidential and/or privileged material. Any
> review, retransmission, dissemination or other use of, or taking of any
> action in reliance upon this information by persons or entities other than
> the intended recipient is prohibited. If you received this in error, please
> contact the sender and destroy any copies of this information.
>
>
>
> *From:* Shane Borden <sborden76_at_gmail.com>
> *Sent:* Wednesday, May 8, 2019 10:19 AM
> *To:* Scott Canaan <srcdco_at_rit.edu>
> *Cc:* oracle-l_at_freelists.org
> *Subject:* Re: How to Install Oracle 12 Client in Existing Oracle Home
>
>
>
> Perhaps I am mistaken, but isn’t the client already a part of the database
> software?
>
> ---
>
> Thanks,
>
>
> Shane Borden
>
> sborden76_at_gmail.com
>
>
>
> On May 8, 2019, at 9:59 AM, Scott Canaan <srcdco_at_rit.edu> wrote:
>
>
>
> We have an application that needs to have the Oracle client installed in
> the same Oracle Home as the database software. Somehow, I managed to do it
> with Oracle 12.1.0.2, but the client installer for Oracle 12.2.0.1 won’t
> let me. It says there’s already Oracle software in that home and won’t let
> me move on.
>
>
>
> How do I do this?
>
>
>
> This is Oracle 12.2.0.1 on Red Hat 7 Linux.
>
>
>
> *Scott Canaan ‘88*
>
> *Sr Database Administrator *Information & Technology Services
> Finance & Administration
>
>
> *Rochester Institute of Technology *o: (585) 475-7886 | f: (585) 475-7520
>
> *srcdco_at_rit.edu <srcdco_at_rit.edu>* | c: (585) 339-8659
>
> *CONFIDENTIALITY NOTE*: The information transmitted, including
> attachments, is intended only for the person(s) or entity to which it is
> addressed and may contain confidential and/or privileged material. Any
> review, retransmission, dissemination or other use of, or taking of any
> action in reliance upon this information by persons or entities other than
> the intended recipient is prohibited. If you received this in error, please
> contact the sender and destroy any copies of this information.
>
>
>
>

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Received on Wed May 08 2019 - 21:02:52 CEST

Original text of this message