Hi:

> Commit retaining solves neither problem. It doesn't release resources
> and, in the case of a consistent transaction, doesn't update the
> transaction's view of data.

It does with readcommited.

What exactly then does this do?

/**************************************
*
* i s c _ r o l l b a c k _ r e t a i n i n g
*
**************************************
*
* Functional description
* Abort a transaction but keep its environment valid
*
**************************************/