Re: Hiding data model

From: Harmandeep Singh <singh.bedi_at_gmail.com>
Date: Thu, 29 Jan 2015 10:04:37 +0530
Message-ID: <CAEWC_QCj2aa-7Td5XfUgiA3oQSOrLb-i9o-guCAcDLTyTSYaKA_at_mail.gmail.com>

Thanks all for the inputs. I am going to use your inputs as perfect support to my answer

Best Regards,
Harmandeep Singh

On Thu, Jan 29, 2015 at 3:56 AM, MARK BRINSMEAD <mark.brinsmead_at_gmail.com> wrote:

> Indeed.
>
> There have been many times where I have contacted software vendors to
> report errors in their application code, or even their design. And to
> supply the fixes.
>
> Why would you choose to cut yourself off from thousands of free
> troubleshooters, some of whom are probably better than any you can afford
> to keep on your own payroll?
>
> That aside, a common side-activity for DBAs is to *evaluate* potential
> software purchases. When faced with competing products, one with a
> well-documented data model and the other with a "closed" or "obfuscated"
> data model, I will always favour the open one. The better I am able to
> understand a product, the better I am able to support it.
>
> You can be certain that an obfuscated data dictionary will shut you out
> of at least some sales opportunities.
>
>
> On Wed, Jan 28, 2015 at 3:15 PM, Hans Forbrich <fuzzy.graybeard_at_gmail.com>
> wrote:
>
>> On 28/01/2015 4:39 AM, Harmandeep Singh wrote:
>>
>>> Hi Experts,
>>>
>>> We are having data model for our product, which we do not want to expose
>>> to our customers. That is we want even the DBA of customer with sys
>>> privileges should not understand /access the data model( like table
>>> definitions, columns ).
>>>
>>> I am aware of options like VPD, which is data level security feature as
>>> per my understanding.
>>>
>>> Please let me know your thoughts
>>>
>>> Thanks,
>>> Harmandeep Singh
>>>
>>>
>> One solution - put the protection into the contract. Model leaks out,
>> you get to sue the customer.
>>
>> Otherwise, realize that the data dictionary (which is different from,
>> albeit related to, the data model) is the primary tool the DBA has to
>> ensuring your product can be secured and tuned.
>>
>> The DBAs are actually on your side. Why tick them off?
>> /Hans
>> --
>> http://www.freelists.org/webpage/oracle-l
>>
>>
>>
>

--
http://www.freelists.org/webpage/oracle-l

Received on Thu Jan 29 2015 - 05:34:37 CET