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From Andreas Korneliussen <Andreas.Kornelius...@Sun.COM>
Subject Re: conflict detection strategies
Date Fri, 17 Feb 2006 17:39:35 GMT
I have attached the writeup to the JIRA issue (DERBY-690)
--Andreas


Dag H. Wanvik wrote:
> Hi,
> 
> 
>>>>>>"Daniel" == Daniel John Debrunner <djd@apache.org> wrote:
> 
> 
> Daniel> Was this posted, the more detailed solution?
> Daniel> 
> Daniel> There was a little more detail on a proposed interaction with online
> Daniel> compress, but I think that is based upon a whole lot of design thinking
> Daniel> and assumptions which has not made it to list.
> 
> We will submit a detailed description of the approach with the first
> patch for DERBY-690 (embedded SUR); it should be ready for upload any
> day now. This should hopefully provide enough context for the
> reviewers.
> 
> Thanks,
> Dag
> 
> Daniel> 
> Daniel> I'd assumed you meant you were going to describe your proposed full
> Daniel> solution to SUR, I'm interested to know your approach works with the
> Daniel> various isolation levels, how you handle deleting the rows, how
> Daniel> holdability is supported, etc. And if during working on this you had to
> Daniel> work out how scrollable read-only cursors are implemented, adding that
> Daniel> as background would be excellent. Great knowledge to add to the
> Daniel> community. Don't assume reviewers know how things work today, provide as
> Daniel> much information as you know.


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