+1 On Mar 29, 4:03 am, Andreas Borglin <andreas.borg...@gmail.com> wrote: > Hi all. > > I recently decided to migrate away from JDO to one of the third party > datastore frameworks. At first I had only heard about objectify, but > after some further digging I found out about 5 other frameworks as > well (Twig, SimpleDS, siena, slim3, cloud2db). > > I was only interested in simple wrapper frameworks that acted as a > convenience layer above the AppEngine low-level API. I _want_ the > framework to expose the true nature of the datastore, but at the same > time relieve the developer of the tedious tasks that's involved when > working with the low-level API directly. It is much easier to work > with the AppEngine datastore when its concepts, features, constraints > and limitations are exposed directly. You can read more about the > reasons for this in the article. > > This left me with objectify, Twig and SimpleDS. (siena and cloud2db > are multi-platform and slim3 is more than just a datastore framework) > > I spent some time researching these when I got the idea to write an > article about them. I contacted the authors for each framework and > asked if they would be interested in participating. Passionate as they > are, they agreed :-). Thanks to Jeff Schnitzer (objectify), John > Patterson (Twig) and Ignacio Coloma (SimpleDS) for this. > > The goal is to publish two articles; one interview with the authors, > and one where I solve some typical scenario with each framework. > The interview article has now been published and can be found > athttp://borglin.net/gwt-project/?page_id=604. > The code example article will be posted sometime in the upcoming two > weeks.
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