Re: How long would data last in Rollback Segment?

A copy of this was sent to allasrosa_at_hotmail.com (if that email address didn't require changing) On Mon, 06 Dec 1999 09:57:35 GMT, you wrote:

>Hi,
>
>I'm quite a newbie to oracle.
>
>I know that the Rollback Segment keeps data that's ready
>to commit to the database. But what will happen if I
>just insert or update a row without committing it? Will the
>uncommitted row stay in the rollback segment forever? If not,
>for how long will it stay there?

it'll stay there until

• you commit/rollback (end your transaction)
• your session is killed and implicity rolled back
• the database is shutdown and restarted (and your transaction is rolled back)

>
>Btw, can anyone suggest websites / books that talk about the
>how to work well with Oracle database stucture. And points
>to bare in mind when designing a database system?
>
>Many thanx!
>
>
>Rgds,
>Allas
>
>
>Sent via Deja.com http://www.deja.com/
>Before you buy.

--
See http://osi.oracle.com/~tkyte/ for my columns 'Digging-in to Oracle8i'... Current article is "Part I of V, Autonomous Transactions" updated June 21'st  

Thomas Kyte                   tkyte_at_us.oracle.com
Oracle Service Industries     Reston, VA   USA

Opinions are mine and do not necessarily reflect those of Oracle Corporation Received on Mon Dec 06 1999 - 06:09:22 CST