Oops, THX. I think that I used a file from new GAE EclipseEE project so
I expected that it is OK. It works now.
However, it still takes several seconds at the first time. There is my
persistence.xml:
<?xml version="1.0" encoding="UTF-8" ?>
<persistence xmlns="http://java.sun.com/xml/ns/persistence";
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance";
xsi:schemaLocation="http://java.sun.com/xml/ns/persistence
http://java.sun.com/xml/ns/persistence/persistence_1_0.xsd";
version="1.0">
<!-- Online Store -->
<persistence-unit name="users">
<class>com.appspot.<the rest of class name></class>
<properties>
<property name="javax.jdo.PersistenceManagerFactoryClass"
value="org.datanucleus.store.appengine.jdo.DatastoreJDOPersistenceManagerFactory"/>
<property name="javax.jdo.option.ConnectionURL" value="appengine"/>
<property name="javax.jdo.option.NontransactionalRead" value="true"/>
<property name="javax.jdo.option.NontransactionalWrite" value="true"/>
<property name="javax.jdo.option.RetainValues" value="true"/>
<property name="datanucleus.appengine.autoCreateDatastoreTxns"
value="true"/>
</properties>
</persistence-unit>
</persistence>
Dne 25.3.2010 23:22, datanucleus napsal(a):
No available StoreManager found for the datastore URL key "jdbc
Since when has GAE/J been an RDBMS datastore ? Their docs state very
clearly to use "appengine" as the DatastoreURL
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