I suppose this is not publicly available, is it ;) Oliver
On Tue, 30 Nov 2004 15:16:23 -0700, Brandon Goodin <[EMAIL PROTECTED]> wrote: > > Good point. I can see the need when you are handling tabular data entry or > some sort of batch processing. However, as you stated, IBatis could be part > of a larger strategy that included using IBatis for the database updates and > something else for the dirty checking. As I mentioned earlier, Clinton wrote > a service framework for a client of his that does dirty checking of objects > and takes action when they have been altered. It is not tied to the database > only and lends itself to some cool applications. It was quite intriguing to > see how it worked. > > Brandon > > >>> [EMAIL PROTECTED] 11/30/2004 3:01:40 PM >>> > > > > For my application dirty checking would improve performance quite a > bit. Consider you have (literally) hundreds of children, but only one > has changed and thus is needed to be stored back. This would increase > performance by a factor of 100. Isn't this something? > > However, I suppose that adding this to SQL Maps would hardly fit SQL > Maps overall design and its primary goal of simplicity. Still, you can > just as well do this dirty checking manually... > > I will read more of the developers guide and come back with less dumb > questions. > > Oliver > > On Tue, 30 Nov 2004 11:51:06 -0700, Brandon Goodin > <[EMAIL PROTECTED]> wrote: > > > > Okay... I think we've been addressing two different points :D > > > > 1) Caching and database/sql tuning are the only ways to solve database > > perfromance issues > > 2) Dirty checking provides for the ability to perform actions against an > > object upon changes to that object or it's properties > > (update/insert/delete). But, does not solve performance issues > > > > We have tossed around the idea of adding some dirty checking in SQLMaps. > > But, we have not really felt confident that it should be part of the > SQLMap > > layer. However, it does not exclude SQLMaps from being part of a dirty > > checking strategy. I know that Clinton has recently done some impressive > > work down these lines. > > > > Brandon > > > > >
