Hibernate のバックアップの現在との差分(No.9)

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• バックアップ を表示
• Hibernate へ行く。
  • 1 (2004-06-25 (金) 02:31:27)
  • 2 (2004-08-04 (水) 22:23:36)
  • 3 (2004-08-10 (火) 11:24:17)
  • 4 (2004-08-24 (火) 01:07:02)
  • 5 (2004-09-16 (木) 07:19:07)
  • 6 (2004-10-15 (金) 12:20:34)
  • 7 (2004-11-29 (月) 14:45:06)
  • 8 (2005-01-27 (木) 00:00:48)
  • 9 (2005-01-31 (月) 04:53:27)
  • 10 (2005-01-31 (月) 04:53:27)
  • 11 (2005-02-15 (火) 14:08:00)
  • 12 (2005-03-01 (火) 05:11:13)
  • 13 (2005-04-02 (土) 16:38:51)
  • 14 (2005-04-19 (火) 01:44:28)
  • 15 (2005-05-06 (金) 00:24:26)
  • 16 (2005-05-10 (火) 08:57:38)
  • 17 (2005-05-23 (月) 11:43:19)
  • 18 (2005-05-28 (土) 04:30:31)
  • 19 (2005-05-28 (土) 04:30:31)
  • 20 (2008-09-03 (水) 01:03:54)

• 追加された行はこの色です。
• 削除された行はこの色です。

  
  *NEWS

  --Major rework of Criteria queries, support for projection, grouping, aggregation, ordering by any attribute
  --various improvements to new HQL parser (Joshua Davis)
  --fixed a bug where <join fetch="select"> was broken for subclasses with duplicated property names
  --fixed problems with long types in Oracle DDL generation
  --added EnhancedUserType, UserCollectionType, UserVersionType
  --added CacheMode
  --fixed minor performance problem where cascade delete could add objects to second-level cache
  --added hibernate.default_batch_fetch_size
  --added hibernate.cache.use_structured_entries
  --different classes and collection roles may now share a cache region
  --don't include discriminators for abstract classes in generated SQL
  --it is no longer truly necessary for composite identifier classes to implement equals()/hashCode() (but still recommended)
  --workaround for bug in MySQL InnoDB with self-referential foreign keys
  --added lazy="true" to many-to-one and one-to-one mappings (requires bytecode instrumentation)
  #amazonkey2(hibernate)

  --fixed a bad bug in saveOrUpdateCopy() that caused NonUniqueObjectExceptions
  
  --fixed a memory management problem when deleting collections
  --schema export now uses hibernate.default_schema (Michael Gloegl)
  --fixed broken query cache invalidation from 2.1.7
  --fixed a problem with schema update on some databases
  --support MySQL rlike operator in HQL
  --fixed a minor problem with Hibernate Clobs and Blobs
  --added support for WebSphere's weird TxManagerLookup
  --Add LockAcquisitionErrorCodes to MySQL dialect (Jesse Barnum, Emmanuel Bernard)







  

  DB2,FrontBase,HSQLDB,informix,interbase,MS SQL server,MySQL, Oracle,Pointbase,PostgreSQL,Sybase etc.
  




  





  -[[Working with Hibernate in Eclipse:http://www.onjava.com/pub/a/onjava/2004/06/23/hibernate.html]]
  







  

   package test;
   import java.util.List;
   import java.util.Properties;
   import net.sf.hibernate.Hibernate;
   import net.sf.hibernate.HibernateException;
   import net.sf.hibernate.Session;
   import net.sf.hibernate.Transaction;
   import net.sf.hibernate.cfg.Configuration;
   import net.sf.hibernate.expression.Expression;
  
   public class SampleMain {
  
       public static void main(String[] args) {
           Configuration cfg = null;
           Session session = null;
           Transaction transaction = null;
           Properties props = new Properties();
  
           try {
               cfg = new Configuration().addClass(Person.class).addProperties(props);
               session = cfg.buildSessionFactory().openSession();
               //session.setFlushMode(FlushMode.COMMIT);
               transaction = session.beginTransaction();
  
               Person person = new Person();

  

               Long id = (Long) session.save(person);
  

               Person load = (Person) session.load(Person.class, id);
               System.out.println(load);
  


               session.update(person);
  
  

               List list = session.find("from Person where id=?", id, Hibernate.LONG);
               System.out.println(list);
               List list2 =

               List list2 =
                   session.createCriteria(Person.class).add(Expression.eq("id", id)).list();
               System.out.println(list2);
  

               session.delete(person);
  

               list = session.find("from Person");
               System.out.println(list);
  

               transaction.commit();
  
           } catch (Exception e) {
               try {
                   if (transaction != null)
                       transaction.rollback();
               } catch (Exception e1) {
                   e1.printStackTrace();
               }
               e.printStackTrace();
           } finally {
               try {
                   if (session != null && session.isOpen())
                       session.close();
               } catch (HibernateException e1) {
                   e1.printStackTrace();
               }
           }
  
       }
   }

   <?xml version="1.0" encoding="UTF-8"?>
   <!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 2.0//EN"
    "http://hibernate.sourceforge.net/hibernate-mapping-2.0.dtd">
   <hibernate-mapping>
     <class name="test.Person" table="PERSON">
       <id name="id" column="ID" type="long">
         <generator class="native"/>
       </id>
       <property name="name" column="NAME" type="string" length="20" not-null="true"/>
     </class>
   </hibernate-mapping>
  



   Person load = (Person) session.load(Person.class, id, LockMode.UPGRADE);
  
   List list2 = session.createCriteria(Person.class)
                       .add(Expression.eq("id", id))
                       .setLockMode(LockMode.UPGRADE)
                       .list();
  
  ~
  #amazonkey2(JAVA DB)