I\'m experimenting with moving a JDBC webapp to JDO DataNucleus 2.1.1. Assume I have some classes that look something like this:
Getting a weird error on java appengine code that used to work fine (nothing has changed but the data in the datastore).
Perhaps i\'m wandering down the wrong path - I\'m looking for a tool like hbm2ddl. I currently have domain model (pojos with JDO annotations) - I need to setup t开发者_如何学Pythonhe database.
I use Google App Engine with datanucleus and JPA. I\'m having a real hard time grasping how I\'m supposed to read stuff from data store and pass it to JSP. If I load a list of POJOs with entitymanager
When querying with JDOQL is there a performance difference between using the declarative version a开发者_Go百科nd the Single-String version:
Sorry in advance for the long post but the problem I am facing here is quite crucial for me, so here we go...
I\'m using the .startsWith() filter in a JDOQL query but it\'s case sensitive. So start开发者_Go百科sWith(\"ab\") doesn\'t return \"Abc\" result and so on.
ANYONE using Datanucleus (http://www.datanucleus.org/) with ECLIPSE RCP? Eclipse DOES NOT recogni开发者_运维问答ze Datanucleus has a PLUGIN, with versions of DN newer than 1.1.0m3 :-(
I\'m trying to build my application for GoogleAppEngine using maven. I\'ve added the following to my pom which should \"enhance\" my classes after building, as suggested on the DataNucleus documentati
I\'ve been using JPA for some time now and been in projects where we\'ve used both Hibernate Annotations and Toplink Essentials.
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