Mapping connectionAttributesMapping = new DMRMapping()
.addAttributes("connection-url", "new-connection-sql", "transaction-isolation", "jta", "use-ccm");
// UI
InteractionUnit root = new Builder()
.start(new Container<StereoTypes>(namespace, "datasources", "Datasources", Choice, EditorPanel))
.mappedBy(datasourceCollection)
.start(new Container(namespace, "regularDS", "Regular", Concurrency))