broker.close();
Implementation odmg = OJB.getInstance();
Database db = odmg.newDatabase();
db.open(databaseName, Database.OPEN_READ_WRITE);
OQLQuery query = odmg.newOQLQuery();
String sql = "select allArticles from " + PerformanceArticle.class.getName() + " where articleId between " + new Integer(offsetId) + " and " + new Integer(offsetId + articleCount);
query.create(sql);
long start = System.currentTimeMillis();
ManageableCollection collection = (ManageableCollection) query.execute();
Iterator iter = collection.ojbIterator();