Re: Jan 2015 JVM PSU
- From: Jeff Thomas <dbmangler@xxxxxxxxx>
- To: knecht.stefan@xxxxxxxxx
- Date: Fri, 6 Mar 2015 11:17:26 -0500
Doesn't 12c require the JVM because of the mandatory XDB component?
On Fri, Mar 6, 2015 at 9:10 AM, Stefan Knecht <knecht.stefan@xxxxxxxxx>
wrote:
> I couldn't agree more. Don't install what you don't need - not only does
> that greatly increase security, but also overall stability. I can't recount
> all the issues I've ran into when upgrading some "DBCA-next-next-next" type
> databases that had like a dozen DD components. On top of that, upgrades
> also take forever, and that, in turn translates directly to more downtime,
> and thus more cost ( depending on the environment)
>
> And regarding the JVM - check how many objects that thing loads into your
> database; that translates to more potential exploitable bugs.
>
> Stefan
> On Mar 6, 2015 8:55 PM, "Jeremy Schneider" <
> jeremy.schneider@xxxxxxxxxxxxxx> wrote:
>
>> On Fri, Mar 6, 2015 at 1:40 AM, Chitale, Hemant K
>> <Hemant-K.Chitale@xxxxxx> wrote:
>> > IMHO, a bad idea. Components increasingly have dependencies.
>>
>> Not testing all of your processes - which should discover dependencies
>> - is a bad idea. Not installing unneeded components is definitely a
>> good idea. (Also a requirement for some more stringent audits and
>> certifications.)
>>
>> > For example, I
>> > remember that export would fail if JVM wasn't properly installed (maybe
>> > export works if JVM isn't installed at all) Since 10g I've always
>> installed
>> > the JVM.
>>
>> I have never encountered data pump export being dependent on the JVM.
>> The only export oddity I've run into is TTS exports pre-11.2.0.3 will
>> fail of xmldb is not installed - but this is not a dependency it's a
>> bug. There's a workaround (exclude=xmlschema) and patches available
>> to fix it. Dependencies should be documented as such; if you find a
>> "dependency" which is not documented then you should be opening a bug
>> against it so that it will either get acknowledged as an explicit
>> dependency and documented, or it will get fixed. That sort of thing
>> is a very obvious bug report since it's so easily reproducible.
>>
>> -Jeremy
>>
>> --
>> http://about.me/jeremy_schneider
>> --
>> //www.freelists.org/webpage/oracle-l
>>
>>
>>
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