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我正在使用java與休眠。休眠查詢在結果中產生奇怪的符號
我剛剛設置我的項目使用休眠,但我越來越奇怪的符號/語義,當我執行我的查詢。
我得到以下奇怪的符號/語義,我不知道爲什麼?
querying all the managed entities... executing: from CarProduct WHERE carid='27883836' Hibernate: select carproduct0_.car_id as car1_0_, carproduct0_.attribute as attribut2_0_, carproduct0_.product_id as product3_0_, carproduct0_.value as value4_0_ from car_product carproduct0_ where carproduct0_.car_id='278838836'
這裏是我的主類:
import java.util.Map;
public class Main {
private static final SessionFactory ourSessionFactory;
private static final ServiceRegistry serviceRegistry;
static {
try {
Configuration configuration = new Configuration();
configuration.configure();
serviceRegistry = new ServiceRegistryBuilder().applySettings(configuration.getProperties()).buildServiceRegistry();
ourSessionFactory = configuration.buildSessionFactory(serviceRegistry);
} catch (Throwable ex) {
throw new ExceptionInInitializerError(ex);
}
}
public static Session getSession() throws HibernateException {
return ourSessionFactory.openSession();
}
public static void main(final String[] args) throws Exception {
final Session session = getSession();
try {
System.out.println("querying all the managed entities...");
final Map metadataMap = session.getSessionFactory().getAllClassMetadata();
for (Object key : metadataMap.keySet()) {
final ClassMetadata classMetadata = (ClassMetadata) metadataMap.get(key);
final String entityName = classMetadata.getEntityName();
final Query query = session.createQuery("from " + entityName + " WHERE carid='278838836'");
System.out.println("executing: " + query.getQueryString());
for (Object o : query.list()) {
System.out.println(" " + o);
}
}
} finally {
session.close();
}
}
}
可能的重複http://stackoverflow.com/questions/1710476/print-query-string-in-hibernate-with-parameter-values – ByeBye