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Version 11 by zumbrunn on 18. June 2009, 21:03

=== Current efforts

* *Hibernate wrapper for Helma NG|http://github.com/robi42/dbstore/tree/master* and *demo app|http://github.com/robi42/blog-ng/tree/master* by Robert Thurnher
* Helma NG *filestore module|helma.filestore* and *demo app|http://github.com/hns/helma-ng/tree/2ee6966a4ca6f27437c197cf769bf926a528eafc/apps/storage*
* Google App Engine *datastore module|http://github.com/hns/helma-ng/blob/e102a1982e25069489c5efcd14fb829fb66fa0c9/modules/helma/googlestore.js* and *demo app|http://github.com/hns/helma-ng/tree/35d42b5ca2f008fc00e2529d7fedea286acb1323/apps/googlestore* (*running on App Engine|http://helma-storage.appspot.com/*)
* *padded-ng|http://github.com/leobm/padded-ng/tree/master* is a CouchDB client by Jan-Felix Wittmann.
* Liam Staskawicz is working on a *Helma NG module|http://bitbucket.org/liamstask/mongolovehelma/* for *MongoDB|http://www.mongodb.org/*.

=== Query API design* (planning)
Collecting links of prior art and to collect more ideas on this.
==== References
* MongoDB
** *A Developer's Tour - Advanced Queries | http://www|http://www.mongodb.org/display/DOCS/Advanced+Queries*
** *Developers' Guide - Searching and Retrieving | http://www|http://www.mongodb.org/display/DOCS/Searching+and+Retrieving*
* App Engine Datastore
** *Low-level API - Query | http://code|http://code.google.com/intl/en/appengine/docs/java/javadoc/com/google/appengine/api/datastore/Query.html*
* DataMapper - http://datamapper.org/doku.php?id=docs
** Provides nice modules that a variety of backends (rdbms and others) can mix in to provide common features like validation, lazy/eager loading, in addition to a nice query api