On Mon, Jun 22, 2020 at 2:21 PM Ron <ronljohnso...@gmail.com> wrote:

> On 6/22/20 4:07 PM, AC Gomez wrote:
>
> Suppose you have the following scenario:
>
> 1: Call some function with a certain user and password
> 2: From inside that function, have several calls using DBLink
> 3: At some point during the running of that function a password rotation(a
> separate process) comes along and updates the session user password and the
> User Mappings with this new rotated password
> 4: Now there is a discrepancy between the password used when the session
> started and the password in the User Mappings
> 5: The result is that on the next DBLink call the main function will fail
> because the session is still running with the old password but we have
> changed the User Mappings.
>
> We have proven this by separating out every DBLINK call as its own new
> session and running password rotation in between dblink calls. Then things
> will work.
>
> My question: Is there a way to update or refresh the session with the new
> password that was rotated so that the main function keeps running
> seamlessly through all it's DBLink calls?
>
> If something like this is not available, then password rotation can *only
> run* when nothing else is running.
>
>
> I've not seen such a thing on *any* system.
>

I don't use DBLink but I tend to agree that as written this seems more
likely to be a user error type situation rather than an issue with the
feature.  You should probably provide a (minimally) reproducing script for
at least the client with annotations as to what is happening externally to
the script as it is being run.

IOW, you don't get to keep the function a black box while also saying it is
exactly the details of what is inside that function that is failing.

David J.

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